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Top 50 Software Angel Investors in United States (June 2026)

The most active angel investors investing in United States Software startups. This investor list is updated monthly from the Shizune investor database, ranked by number of investments in United States Software startup companies. Find investors to raise a Seed, Series A or Series B round with Shizune.
Investor Relevant Deals Geography Stage Focus Round Size
Elad Gil
Angel
100 United States, United Kingdom, Israel Seed, Series A, Series B Software, Information Technology, Artificial Intelligence $2M–$100M
Scott Belsky
Angel
95 United States, United Kingdom, Germany Seed, Series A, Pre-Seed Software, Artificial Intelligence, Internet $1.1M–$50M
Naval Ravikant
Angel
90 United States, India, United Kingdom Seed, Series A Software, FinTech, Blockchain $1M–$25M
Jason Calacanis
Angel
89 United States, Australia, Canada Pre-Seed, Seed, Series A Software, Internet, Artificial Intelligence $100k–$14M
Kevin Mahaffey
Angel
86 United States, Canada, Israel Seed, Series A, Pre-Seed Software, SaaS, Artificial Intelligence $1.3M–$30M
Gokul Rajaram
Angel
80 United States, India, Singapore Seed, Series A, Series B Software, Artificial Intelligence, Financial Services $2.5M–$55M
Lachy Groom
Angel
78 United States, India, Canada Seed, Series A, Series B Software, Financial Services, Information Technology $2M–$80M
Balaji Srinivasan
Angel
74 United States, India, Singapore Seed, Pre-Seed, Series A Blockchain, Cryptocurrency, Software $665k–$31M
Paul Buchheit
Angel
71 United States, Canada, India Seed, Series A, Angel Software, E-Commerce, Health Care $100k–$13M
Scott Banister
Angel
70 United States, United Kingdom, India Seed, Series A, Angel Software, Internet, Mobile $500k–$37M
Edward Lando
Angel
68 United States, France, United Kingdom Seed, Pre-Seed Software, Health Care, Information Technology $125k–$5.8M
Nat Friedman
Angel
61 United States, United Kingdom, India Seed, Series A, Series B Artificial Intelligence, Software, Information Technology $2M–$130M
Guillermo Rauch
Angel
60 United States, Germany, United Kingdom Seed, Series A, Series B Software, Artificial Intelligence, Information Technology $2.1M–$80M
Sahin Boydas
Angel
58 United States, Mexico, Norway Seed, Series A, Series B Software, Financial Services, Information Technology $125k–$150M
Mark Cuban
Angel
55 United States, United Kingdom, Canada Seed, Series A Software, Artificial Intelligence, Blockchain $600k–$23M
Wei Guo
Angel
55 United States, China, Canada Seed, Series A, Angel Software, Artificial Intelligence, Health Care $200k–$19M
Wayne Chang
Angel
55 United States, Canada Seed, Series A Software, SaaS, Internet $1.2M–$15M
Dharmesh Shah
Angel
55 United States, Canada, Sweden Seed, Series A, Angel Software, Enterprise Software, SaaS $125k–$29M
Sam Altman
Angel
53 United States, Canada, Ghana Seed, Series A, Series B Software, Artificial Intelligence, Internet $1.2M–$100M
Cyan Banister
Angel
52 United States, United Kingdom Seed, Series A, Angel Software, Internet, Social Media $500k–$23M
Tim Draper
Angel
52 United States, United Kingdom, Canada Seed, Series A, Series B Software, FinTech, Financial Services $400k–$50M
Dylan Field
Angel
52 United States, United Kingdom, Brazil Seed, Series A, Series B Software, Artificial Intelligence, Internet $2.1M–$140M
Kevin Hartz
Angel
52 United States, Canada, Ireland Seed, Series A, Series B Software, Internet, Information Technology $1.3M–$100M
Daniel Curran
Angel
51 United States, Canada, Brazil Seed, Series A, Series B E-Commerce, Software, Internet $600k–$50M
Nitesh Banta
Angel
51 United States, Canada, India Seed, Series A, Pre-Seed Software, Artificial Intelligence, Information Technology $500k–$24M
Lee Linden
Angel
49 United States, Canada, France Seed, Series A, Angel Software, Health Care, Logistics $700k–$18M
Auren Hoffman
Angel
47 United States, Canada, Israel Seed, Series A, Angel Software, Analytics, Mobile $160k–$26M
David Tisch
Angel
47 United States, France, Israel Seed, Series A, Series B Software, Internet, E-Commerce $850k–$40M
Clark Landry
Angel
47 United States, Mexico, Bulgaria Seed, Series A, Angel Software, Internet, Information Technology $50k–$24M
Arash Ferdowsi
Angel
46 United States, India, Brazil Seed, Series A, Pre-Seed Software, Artificial Intelligence, Information Technology $930k–$30M
Peter Thiel
Angel
45 United States, Germany, Canada Series A, Seed, Series B Software, FinTech, Financial Services $900k–$105M
Garry Tan
Angel
45 United States, Canada, United Kingdom Seed, Pre-Seed, Series A Software, Artificial Intelligence, SaaS $500k–$30M
Ronald Conway
Angel
44 United States, Canada, Denmark Series A, Seed, Angel Software, Social Media, Internet $350k–$11M
Lenny Rachitsky
Angel
43 United States, Canada, United Kingdom Seed, Series A, Pre-Seed Software, Artificial Intelligence, Information Technology $1M–$23M
Jack Altman
Angel
43 United States, United Kingdom Seed, Series A, Series B Software, Information Technology, Artificial Intelligence $1M–$100M
Robert DeMaio
Angel
43 United States Convertible Note FinTech, Software, Health Care $50k–$100k
Louis Beryl
Angel
42 United States, United Kingdom, Canada Seed, Series A Software, FinTech, Financial Services $1M–$14M
Max Levchin
Angel
42 United States, United Kingdom, India Series A, Seed, Series B FinTech, Financial Services, Mobile $1.3M–$50M
Nadav Ben-Chanoch
Angel
42 United States, United Kingdom, France Seed, Pre-Seed Software, Information Technology, Health Care $125k–$5.5M
Joshua Schachter
Angel
41 United States, Japan, Canada Seed, Series A, Angel Software, Mobile, Internet $635k–$15M
Daniel Gross
Angel
41 United States, India Seed, Series A, Series B Software, Artificial Intelligence, Information Technology $2M–$130M
Justin Kan
Angel
41 United States, Nigeria, India Seed, Series A, Pre-Seed Software, Financial Services, SaaS $808k–$23M
Kevin Moore
Angel
40 United States, India, Canada Seed, Pre-Seed, Angel Software, Health Care, E-Commerce $120k–$5.2M
Jeff Seibert
Angel
39 United States Seed, Series A, Pre-Seed Software, Artificial Intelligence, SaaS $1.1M–$23M
Marc Benioff
Angel
39 United States, United Kingdom, Canada Series A, Seed, Series B Software, Health Care, Information Technology $1.2M–$91M
Paul Graham
Angel
39 United States, Egypt, India Seed, Series A, Angel Software, Artificial Intelligence, SaaS $70k–$27M
Jason Warner
Angel
39 United States, Canada, Spain Seed, Series A, Pre-Seed Software, Information Technology, Developer Tools $805k–$25M
Bradley Horowitz
Angel
39 United States, United Kingdom, Germany Seed, Series A, Series B Software, Information Technology, Artificial Intelligence $150k–$120M
Adam D’Angelo
Angel
39 United States, India, Sweden Seed, Series A, Series B Software, Artificial Intelligence, Information Technology $1.3M–$100M
Daren Cotter
Angel
38 United States Seed, Series A Software, Health Care, E-Commerce $1M–$19M
Access all 7836 angel investors in United States Software startups.

Access 48,091 investors

822 industries, 177 countries. Updated daily. Emails and phones included.

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Investor list

Elad Gil
Angel · San Francisco, California, United States · 100 investments in United States Software startups

Elad Gil is the Co-Founder of Color Genomics. He previously worked at Twitter as a Vice President. Elad Gil attended the Massachusetts Institute of Technology.

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Investment focus

  • Industry: Software, Information Technology, Artificial Intelligence
  • Stage:Seed, Series A, Series B
  • Geography: United States, United Kingdom, Israel

Investor stats

  • Total investments: 239
  • Round size: Seed $2M–$15M; Series A $9.5M–$50M; Series B $28M–$100M
  • Lead/follow: 10% lead, 90% follow

Portfolio highlights

  • Petual — Petual is building the AI-powered platform for audit and compliance, transforming how enterprises manage SOX, operational, financial, and compliance risk. Our intelligent agents deliver precision, coverage, and speed impossible with manual testing.
  • Harvey — Harvey is an artificial intelligence technology service provider.
  • BuildForever — BuildForever build products that feel personal, magical and deeply human.
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Scott Belsky
Angel · New York, New York, United States · 95 investments in United States Software startups, 15 in the past 12 months

Scott Belsky is currently a Partner at A24, where he leads technology and innovation projects. He previously served as the Chief Strategy Officer and Executive Vice President of Design & Emerging Products at Adobe. He attended Harvard Business School.

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Investment focus

  • Industry: Software, Artificial Intelligence, Internet
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, United Kingdom, Germany

Investor stats

  • Total investments: 215
  • Round size: Seed $1.9M–$8.7M; Pre-Seed $1.1M–$5M; Series A $10M–$50M
  • Lead/follow: 3% lead, 97% follow

Portfolio highlights

  • Noon
  • Pomo — Pomo (pomohq) is a small, AI‑powered marketing‑tech startup that builds a unified platform of AI agents to plan, create, and optimize cross‑channel marketing campaigns for growth‑focused brands. It aims to replace fragmented tools and manual workflows with an integrated system that scales marketing operations and insights in one stack.
  • BuildForever — BuildForever build products that feel personal, magical and deeply human.
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Naval Ravikant
Angel · San Francisco, California, United States · 90 investments in United States Software startups

Naval Ravikant is an entrepreneur and investor. He is the co-founder and chairman of AngelList. He previously served as the CEO of AngelList. He attended Dartmouth College.

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Investment focus

  • Industry: Software, FinTech, Blockchain
  • Stage:Seed, Series A
  • Geography: United States, India, United Kingdom

Investor stats

  • Total investments: 202
  • Round size: Seed $1M–$14M; Series A $2.2M–$25M
  • Lead/follow: 7% lead, 93% follow

Portfolio highlights

  • Pipe — Get up to the full annual value of your booked monthly and quarterly contracts. Scale your business without dilution or debt.
  • XMTP — XMTP is a decentralized and quantum-resistant messaging protocol for builders.
  • Hashnode — Hashnode is a blogging platform where developers, engineers, and tech leaders write to sharpen ideas, share knowledge, and build their reputation. Start for free.
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Jason Calacanis
Angel · San Francisco, California, United States · 89 investments in United States Software startups

Jason Calacanis is the Founder and CEO of Inside.com and Launch. He previously worked at Weblogs as a Co-Founder and CEO. Jason Calacanis attended Fordham University.

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Investment focus

  • Industry: Software, Internet, Artificial Intelligence
  • Stage:Pre-Seed, Seed, Series A
  • Geography: United States, Australia, Canada

Investor stats

  • Total investments: 431
  • Round size: Seed $875k–$5M; Pre-Seed $100k–$2.1M; Series A $2.7M–$14M
  • Lead/follow: 35% lead, 65% follow

Portfolio highlights

  • Dexla — Build B2B apps quickly with an AI-powered front-end software engineer. Type in what your company does and watch Buck build your app for you.
  • Bonjuur — Housekeeping Membership that tidies up your house daily and cleans room by room, for a serene life. Welcome to Bonjuur Life.
  • Contraline — Contraline is a medical device company that has developed a proprietary injectable hydrogel platform for use in reproductive and contraceptive applications. Contraline's first product, Adam, is implanted into the vas deferens through a minimally invasive, outpatient procedure and once implanted, the gel effectively blocks sperm. Adam isnon-hormonal, designed to last years, and easily reversible.
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Kevin Mahaffey
Angel · San Francisco, California, United States · 86 investments in United States Software startups

Kevin Patrick Mahaffey is the Founder of Lookout and SNR. He is also the Executive Chairman of Stork Club and an Investor.

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Investment focus

  • Industry: Software, SaaS, Artificial Intelligence
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, Canada, Israel

Investor stats

  • Total investments: 143
  • Round size: Seed $1.3M–$8.2M; Pre-Seed $1.5M–$4M; Series A $5.3M–$30M
  • Lead/follow: 5% lead, 95% follow

Portfolio highlights

  • Metaplane — Metaplane is a data observability platform that helps data teams know when things break, what went wrong, and how to fix it.
  • Resquared — Resquared has everything you need and more to reach local businesses. Contact data on every local business, optimized email and social outreach tools, and step-by-step built-in playbooks.
  • Saleor Commerce — A headless, GraphQL-first e-commerce platform delivering ultra-fast, dynamic, personalized shopping experiences. Find out why developers love it.
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Gokul Rajaram
Angel · San Francisco, California, United States · 80 investments in United States Software startups

Gokul Rajaram is a founding partner at Marathon Management Partners and Board of Director of Niural.

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Investment focus

  • Industry: Software, Artificial Intelligence, Financial Services
  • Stage:Seed, Series A, Series B
  • Geography: United States, India, Singapore

Investor stats

  • Total investments: 223
  • Round size: Seed $2.5M–$14M; Series A $8M–$33M; Series B $8.3M–$55M
  • Lead/follow: 7% lead, 93% follow

Portfolio highlights

  • Nelo — Nelo develops a mobile application for financial transactions. It began operation on April 8, 2019, with its headquarters in Mexico City.
  • Petasense — Founded with a vision of making industrial machines smarter, Petasense is an Industrial IoT startup based in Silicon Valley. The company offers an end-to-end solution – comprised of a patent-pending wireless vibration sensor, cloud software and machine learning analytics – that helps with asset reliability and predictive maintenance. Customersare able to monitor, assess and predict the health of their critical machines in real-time. This helps them reduce unplanned downtime and lower repair costs. Petasense's clients include industry leaders like JLL, C&W Services, Silicon Valley Power and Stanford University. Petasense is backed by True Ventures, Felicis Ventures and top angel investors. The company is founded by serial entrepreneurs, Abhinav Khushraj and Arun Santhebennur, who have 25 years of combined experience in building enterprise companies, with degrees from MIT and IIT.To learn more about Petasense, visit www.petasense.com.
  • Skyflow — Skyflow is a privacy API for sensitive data that is built on a customer data vault. Skyflow is building a secure data privacy platform fronted by an API so all this data is secure and used as promised. Skyflow’s data privacy vault makes it easy to securely manage, store, and use any kind of personally identifiable information. The compliance withPCI, PHI, HIPAA, GDPR, CCPA, and other regulations is built in.
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Lachy Groom
Angel · San Francisco Bay Area, California, United States · 78 investments in United States Software startups

Lachy Groom is the Co-Founder of Physical Intelligence. He previously worked at Stripe as the Head of Stripe Issuing.

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Investment focus

  • Industry: Software, Financial Services, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, India, Canada

Investor stats

  • Total investments: 200
  • Round size: Seed $2M–$10M; Series A $9M–$32M; Series B $16M–$80M
  • Lead/follow: 28% lead, 72% follow

Portfolio highlights

  • Netic — Netic provides an AI-driven platform designed to automate and optimize customer engagement and operational workflows for essential service industries, including HVAC, plumbing, electrical, and appliance services. The platform autonomously handles inbound communications across various channels—such as calls, texts, and web chats—by bookingappointments and managing inquiries directly within existing CRM or field service management systems . Utilizing generative AI models, Netic's system assesses customer interactions to prioritize urgent requests, predict maintenance needs, and initiate targeted outreach campaigns based on factors like weather patterns and service history . This approach aims to enhance technician utilization and reduce missed revenue opportunities during periods of fluctuating demand . Additionally, Netic offers analytics tools that provide insights into customer interactions and operational performance, supporting data-informed decision-making .
  • Craftwork — Craftwork is a modern general contracting company that uses technology to simplify repair and renovation projects for homeowners.
  • Mainframe — Mainframe is a technology company pioneering the future of human-computer interaction through AI-driven tools. The company’s mission is to redefine productivity and workflow automation by creating intuitive platforms that bridge the gap between humans and intelligent agents.Mainframe’s debut product, Cobot, is a generative AI assistant thatanticipates user needs, streamlines tasks, and transforms the way individuals and teams interact with technology. Designed to feel more like collaborating with a human than using an app, Cobot empowers users to focus on impactful work while AI handles the rest.Founded in 2024, Mainframe is supported by top-tier investors and built by a distributed team of industry-leading talent from across the U.S., Canada, and Europe. Mainframe’s vision is to create seamless, intelligent software that reshapes how people work and interact with computers in the 21st century.
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Balaji Srinivasan
Angel · San Francisco Bay Area, California, United States · 74 investments in United States Software startups

Balaji S. Srinivasan is the Co-Founder and Board Member of Coin Center. He was the CTO of Coinbase and cofounder of Counsyl, Earn, Teleport, and Coin Center. Dr. Srinivasan holds a BS, MS, and PhD in Electrical Engineering and an MS in Chemical Engineering from Stanford University. He also teaches the occasional class at Stanford, including anonline MOOC.

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Investment focus

  • Industry: Blockchain, Cryptocurrency, Software
  • Stage:Seed, Pre-Seed, Series A
  • Geography: United States, India, Singapore

Investor stats

  • Total investments: 242
  • Round size: Seed $2.3M–$15M; Pre-Seed $665k–$4.2M; Series A $6M–$31M
  • Lead/follow: 4% lead, 96% follow

Portfolio highlights

  • Trepa
  • Parallax — Parallax offers a cross-border payments platform for freelancers, remote workers, and businesses. The service enables receiving international client payments, holding funds in USD, exchanging currencies, and sending money to domestic bank accounts and mobile wallets. Users manage balances and transfers through a web app with quoted rates anditemized fees. The platform supports global payouts and recurring disbursements to partners and team members. Compliance measures include identity verification and transaction monitoring aligned with regulatory standards. Documentation and support resources guide account setup, funding, and cash-out.
  • Blueprint Bryan Johnson — On the surface, Blueprint may seem something about health, wellness and aging. It's really a system to make tomorrow better for you, me, the planet and our shared future with AI.
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Paul Buchheit
Angel · Mountain View, California, United States · 71 investments in United States Software startups

Paul Buchheit is based out of Mountain View, California and is the Co-Founder and General Partner of Standard Capital. Paul Buchheit attended Case Western Reserve University.

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Investment focus

  • Industry: Software, E-Commerce, Health Care
  • Stage:Seed, Series A, Angel
  • Geography: United States, Canada, India

Investor stats

  • Total investments: 152
  • Round size: Seed $1.1M–$5M; Angel $100k–$1.6M; Series A $2.5M–$13M
  • Lead/follow: 6% lead, 94% follow

Portfolio highlights

  • SiPhox Health — Painless, 5-minute biomarker testing at home. Clear insights, trend tracking, and a personalized plan built around your results.
  • BuildForever — BuildForever build products that feel personal, magical and deeply human.
  • Perplexity — Perplexity is a search engine platform that uses artificial intelligence to provide large language models and search engines. The company's platform enables the development of beneficial artificial general intelligence, as well as an open-source environment that is accessible to the public, allowing clients to develop skills and knowledge inartificial intelligence.
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Scott Banister
Angel · San Francisco, California, United States · 70 investments in United States Software startups

Scott is an American entrepreneur and angel investor. He is best known as a co-founder of IronPort and an early advisor and board member at PayPal.Scott Banister started his career as a pioneer in the email business. He was Founder and VP of Technology at ListBot, the largest ASP for business email list hosting. ListBot was acquired byMicrosoft. After ListBot, Scott spent his time working with other start-ups as a board member and investor. These start-ups include eVoice, creator of the first email-enabled home voicemail service, which was acquired by AOL in 2001. He served as VP of Ideas at idealab!, where he contributed numerous innovations, including the unique bid-for-placement search engine model that powers Overture. In December 2000, with Scott Weiss, Banister co-founded IronPort, an email appliance provider that was acquired in 2007 by Cisco for US$830 million.Scott Banister is co-founder and Chairman of Other private equity investments include Zappos.com, LiveOps, Facebook, Hi5.com, Tagged.com, iLike, and Causes.com.Banister attended University of Illinois at Urbana-Champaign, from which he dropped out in 1996 to move to Silicon Valley. He currently lives in Half Moon Bay, California with his wife Cyan.

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Investment focus

  • Industry: Software, Internet, Mobile
  • Stage:Seed, Series A, Angel
  • Geography: United States, United Kingdom, India

Investor stats

  • Total investments: 154
  • Round size: Seed $660k–$5.5M; Angel $500k–$1.3M; Series A $1.4M–$37M
  • Lead/follow: 6% lead, 94% follow

Portfolio highlights

  • Arcee.ai — Learn how Arcee helps you build your own LLMs in your own cloud.
  • Peak — Detect CSAM On Your Platform With Unparalleled Accuracy. Peak is the only company with government clearance to train AI on real CSAM.
  • Superpower — The world's most comprehensive and convenient platform to manage your health, for life.
Show all investments...

Access 48,091 investors

822 industries, 177 countries. Updated daily. Emails and phones included.

Browse database — It's Free!
Edward Lando
Angel · San Francisco, California, United States · 68 investments in United States Software startups

Edward Lando is the founder of Pareto Holdings. He previously worked at Horizons School of Technology as a co-founder. Edward Lando attended the Wharton School.

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Investment focus

  • Industry: Software, Health Care, Information Technology
  • Stage:Seed, Pre-Seed
  • Geography: United States, France, United Kingdom

Investor stats

  • Total investments: 316
  • Round size: Seed $500k–$5.8M; Pre-Seed $125k–$3.3M
  • Lead/follow: 1% lead, 99% follow

Portfolio highlights

  • Flent — Flent offers fully furnished designer homes.
  • Swaive — Swaive operates a financial firm that invests in risk-free instruments. The organization allows you to park your money without risk.
  • Swish Robotics — Embodied Intelligence for the Home
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Nat Friedman
Angel · San Francisco, California, United States · 61 investments in United States Software startups

Nat Friedman is an entrepreneur and developer. He attended the Massachusetts Institute of Technology. Nat Friedman has two degrees from MIT and has been writing software for 27 years. Nat Friedman is passionate about building products that delight customers with love and attention to detail.In 1999, he co-founded Ximian with Miguel de Icaza. Natwas a co-founder and chairman of the GNOME Foundation. At Novell, Nat ran engineering for a $110M product and served as CTO of the Linux business.

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Investment focus

  • Industry: Artificial Intelligence, Software, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, United Kingdom, India

Investor stats

  • Total investments: 127
  • Round size: Seed $2M–$12M; Series A $10M–$35M; Series B $28M–$130M
  • Lead/follow: 21% lead, 79% follow

Portfolio highlights

  • Sumble — Sumble provides a sales intelligence platform that crawls the web for technographic and contact data, giving sales teams context on prospective customers.
  • Pincites — Pincites AI speeds up contract reviews in Microsoft Word with AI-generated suggestions and centralized playbook management. To ensure reviews follow your precedent and preferences, Pincites will build contracting playbooks based on your templates and precedent negotiations.
  • Shellworks — Reimaging nature's packaging with beautifully sustainable, truly compostable alternatives to plastic for cosmetics and beauty products.
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Guillermo Rauch
Angel · San Francisco, California, United States · 60 investments in United States Software startups

Guillermo Rauch is based out of Lanús, Buenos Aires and is the CEO of Vercel. Guillermo previously worked at MooTools as a frontend engineer.

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Investment focus

  • Industry: Software, Artificial Intelligence, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, Germany, United Kingdom

Investor stats

  • Total investments: 135
  • Round size: Seed $2.1M–$15M; Series A $9.3M–$40M; Series B $30M–$80M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Shorta
  • Outtake — Outtake agentic AI secures modern attack surfaces with advanced search, real-time threat classification, and automated response.
  • Grego AI — Grego AI develops AI-powered security tools focused on detecting critical vulnerabilities in smart contracts and software systems. The company builds AI-native security research agents that apply automated reasoning to analyze code and identify exploitable flaws. Its tools are intended for blockchain protocols, Web3 projects, and development teamsthat need continuous security review of deployed and in-development contracts. Grego AI’s systems assist users in prioritizing issues that may lead to exploits and operational failures. The platform supports security workflows such as audits, bug bounty research, and pre-deployment checks for on-chain applications. By combining domain-specific models with vulnerability detection logic, Grego AI provides an automated layer of analysis that complements human security experts.
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Sahin Boydas
Angel · San Francisco Bay Area, California, United States · 58 investments in United States Software startups

Sahin Boydas is the PEF Chapter Lead of PEF Community. He previously worked at RemoteTeam.com as CEO and Founder. Sahin Boydas attended Koç University, where he took a Bachelor of Science in Computer Engineering, and Bahcesehir University, where he took a Master of Business Administration in Entrepreneurship.

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Investment focus

  • Industry: Software, Financial Services, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, Mexico, Norway

Investor stats

  • Total investments: 180
  • Round size: Seed $125k–$34M; Series A $6M–$35M; Series B $23M–$150M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Seezo — Seezo provides security design reviews for every feature a company builds, leveraging Gen AI to scale threat modeling. The platform helps developers ship features faster by identifying potential risks and vulnerabilities. Seezo focuses on application security (AppSec) and aims to integrate security seamlessly into the development process.
  • Neurable — Neurable develops software to understand human intent by using advanced machine learning techniques to classify the electrical signals produced by your brain. Neurable's software turns these biometric signals into actionable insights for measuring emotion and providing control of connected devices.
  • Reliable Robotics — Advanced automation will make aircraft safer, more available, more affordable and fundamentally transformative to the way goods and people move around the planet.
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Mark Cuban
Angel · Dallas, Texas, United States · 55 investments in United States Software startups

Mark Cuban is the founder of Fireside, Chairman and Founding Partner of AXS TV, and the Owner of Dallas Mavericks. He previously worked at Broadcast.com as a Co-Founder. Mark Cuban attended the Indiana University Bloomington.

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Investment focus

  • Industry: Software, Artificial Intelligence, Blockchain
  • Stage:Seed, Series A
  • Geography: United States, United Kingdom, Canada

Investor stats

  • Total investments: 186
  • Round size: Seed $600k–$9M; Series A $3.2M–$23M
  • Lead/follow: 23% lead, 77% follow

Portfolio highlights

  • ethpass — Unlock real-world experiences by connecting your digital assets to Apple and Google Wallet
  • AlchemyNFT — AlchemyNFT is a non-fungible token (NFT) service.
  • Injective — Explore Injective: the high-performance blockchain powering decentralized finance, governance, and next-gen Web3 apps with unmatched speed and scale.
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Wei Guo
Angel · San Francisco, California, United States · 55 investments in United States Software startups

Wei Guo, the founding partner of UpHonest Capital, is an active angel investor in Silicon Valley, focusing on early-stage cross-sector investments. He founded Wei Fund in 2015 and UpHonest Capital Fund I in 2016, invested in well-known companies such as Hims&Hers(NYSE: HIMS), Vicarious Surgical(NYSE: RBOT), Knightscope (NASDAQ: KSCP), Checkr,Lime, Boom, Rescale, Dialpad and more. Since 2015, he has invested in over 400 Silicon Valley startups, over 76 companies with valuations greater than 100 million USD, and 23 portfolio companies that have successfully exited.

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Investment focus

  • Industry: Software, Artificial Intelligence, Health Care
  • Stage:Seed, Series A, Angel
  • Geography: United States, China, Canada

Investor stats

  • Total investments: 154
  • Round size: Seed $200k–$4.3M; Angel $375k–$10M; Series A $7M–$19M
  • Lead/follow: 2% lead, 98% follow

Portfolio highlights

  • tbh — tbh is a developer of a mobile application designed to provide anonymous feedback to friends. The company's mobile application facilitates asking or answering questions, open text fields and invite abuse when combined with anonymity, enabling users to say things without repercussions and feel better about themselves from the positive feedbackon social networks.
  • Bungalow — Bungalow is a residential real estate platform that provides renters with a more convenient, flexible, and communal living solution. It utilizes existing housing supply by signing long-term leases with homeowners, and offers multi-bedroom homes in some of the most desirable neighborhoods in cities throughout the United States.Bungalow offersprivate bedrooms with handpicked housemates in beautifully furnished homes across seven major cities. Each home comes furnished and includes wifi, utilities, housekeeping, and monthly community events for members.Andrew Collins and Justin McCarty founded Bungalow in 2016. Its headquarters is in San Francisco in California.
  • Raydiant — Raydiant empowers brick-and-mortar organizations to deliver engaging, personalized, and measurable on-screen digital experiences to delight in-store customers and engage back-of-house employees.
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Wayne Chang
Angel · Boston, Massachusetts, United States · 55 investments in United States Software startups

Wayne Chang is the Founder and CEO of Reasoner. He previously worked at Crashlytics as a Co-Founder and Chairman. Wayne Chang attended the University of Massachusetts.

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Investment focus

  • Industry: Software, SaaS, Internet
  • Stage:Seed, Series A
  • Geography: United States, Canada

Investor stats

  • Total investments: 185
  • Round size: Seed $1.2M–$5.6M; Series A $6M–$15M
  • Lead/follow: 3% lead, 97% follow

Portfolio highlights

  • tbh — tbh is a developer of a mobile application designed to provide anonymous feedback to friends. The company's mobile application facilitates asking or answering questions, open text fields and invite abuse when combined with anonymity, enabling users to say things without repercussions and feel better about themselves from the positive feedbackon social networks.
  • Dispense — Manage, sell, and scale with Dispense CRM: the digital dispensary management software powering the country's top cannabis dispensaries.
  • Around — Around provides an AI-based camera framing designed for high-impact video calls. It helps users take video meetings less intrusive and less clunky. Around gives users a clear view of their teammates while making space for work.
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Dharmesh Shah
Angel · Boston, Massachusetts, United States · 55 investments in United States Software startups

Dharmesh Shah is the Founder and CTO at HubSpot. Dharmesh Shah attended University of Alabama at Birmingham.

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Investment focus

  • Industry: Software, Enterprise Software, SaaS
  • Stage:Seed, Series A, Angel
  • Geography: United States, Canada, Sweden

Investor stats

  • Total investments: 89
  • Round size: Seed $500k–$6M; Angel $125k–$1.3M; Series A $1.5M–$29M
  • Lead/follow: 2% lead, 98% follow

Portfolio highlights

  • CrewAI — CrewAI is a multi-agent automation platform for enterprises to automate complex tasks. With its automation platform, organizations can deploy and manage AI agents to automate complex tasks and to value across a wide range of use cases, from research and analysis to coding and reporting.The company also offers a range of advanced new featuresincluding self-iteration, performance evaluation, persistent memory, and a range of new agent collaboration structures.
  • Milk Video — Milk Video helps increase page conversion and drive traffic from social. Remix existing video content into high conversion trailers, snippets, and more.
  • Persana AI — Hyperpersonalized AI enables businesses to easily identify qualified leads, surface customer insights and send personalized outreach at scale.
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Sam Altman
Angel · San Francisco, California, United States · 53 investments in United States Software startups

Sam Altman is the CEO and co-founder of OpenAI. He is a Partner of Apollo Projects. Altman was the president of Y Combinator. Sam attended Stanford University.

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Investment focus

  • Industry: Software, Artificial Intelligence, Internet
  • Stage:Seed, Series A, Series B
  • Geography: United States, Canada, Ghana

Investor stats

  • Total investments: 178
  • Round size: Seed $1.2M–$10M; Series A $6M–$70M; Series B $17M–$100M
  • Lead/follow: 21% lead, 79% follow

Portfolio highlights

  • GALY — GALY biocrafts premium cocoa and cotton with quality, traceability, and scalable supply for modern brands.
  • BRINC Drones — BRINC is a US company developing tech in the service of public safety. Known for Drone as First Responder, indoor tactical drones and more.
  • NOYACK — NOYACK builds agentic AI technology for wealth management, starting with NOYACK.ai—the first AI agent for financial literacy - and Prophit.ai , the first opensource AI agent for portfolio optimizations of ALL asset classes. The fintech platform uses autonomous AI to deliver personalized financial guidance and construct tax-optimized portfolioscombining traditional accounts (IRAs, 401(k)s, HSAs) with private market investments in venture capital, fine art, and real estate for Millennials and Gen Z investors
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Cyan Banister
Angel · San Francisco, California, United States · 52 investments in United States Software startups

Cyan Banister is a partner at Founders Fund, where she invests across sectors and stages with a particular interest in augmented reality, fertility, heavily regulated industries and businesses that help people with basic skills find meaningful work. Prior to joining Founders Fund, Cyan was an active angel investor with a portfolio including Uber,Thumbtack, SpaceX, Postmates, EShares, Affirm and Niantic, creator of Pokémon GO. A self-taught engineer and entrepreneur, Cyan has held a number of technical leadership positions throughout her career. As an early employee at IronPort, which was acquired by Cisco, Cyan oversaw support infrastructure and performance for a global customer base. She has a passion for the arts and is a voracious film, documentary and media consumer.

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Investment focus

  • Industry: Software, Internet, Social Media
  • Stage:Seed, Series A, Angel
  • Geography: United States, United Kingdom

Investor stats

  • Total investments: 143
  • Round size: Seed $650k–$5.6M; Angel $500k–$1.3M; Series A $1.5M–$23M
  • Lead/follow: 15% lead, 85% follow

Portfolio highlights

  • TipTop — TipTop is a crypto startup.
  • Mother Science — Discover Mother Science, a revolutionary biotech skincare brand with a clinically proven serum for hyperpigmentation and sun damage.
  • Superpower — The world's most comprehensive and convenient platform to manage your health, for life.
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Tim Draper
Angel · San Francisco, California, United States · 52 investments in United States Software startups

Tim Draper is the Founding Partner of Draper Associates. He attended Harvard Business School.

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Investment focus

  • Industry: Software, FinTech, Financial Services
  • Stage:Seed, Series A, Series B
  • Geography: United States, United Kingdom, Canada

Investor stats

  • Total investments: 283
  • Round size: Seed $400k–$5.9M; Series A $2.5M–$25M; Series B $3M–$50M
  • Lead/follow: 33% lead, 67% follow

Portfolio highlights

  • GALY — GALY biocrafts premium cocoa and cotton with quality, traceability, and scalable supply for modern brands.
  • Buupass — BuuPass is Kenya's market leader for online bus booking. We enable travelers to reserve seats and make payments in a convenient and timely way. Try BuuPass today!
  • Vivoo — Get personalized wellness insights with Vivoo's innovative, science-backed products. Understand your body's needs and take control of your body. Shop now!
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Dylan Field
Angel · San Francisco, California, United States · 52 investments in United States Software startups

Dylan Field is based out of San Francisco, California and is the Co-Founder, Chief Executive Officer, President and Chair of our Board of Directors of Figma. Dylan Field attended the Brown University.

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Investment focus

  • Industry: Software, Artificial Intelligence, Internet
  • Stage:Seed, Series A, Series B
  • Geography: United States, United Kingdom, Brazil

Investor stats

  • Total investments: 123
  • Round size: Seed $2.1M–$12M; Series A $13M–$29M; Series B $23M–$140M
  • Lead/follow: 4% lead, 96% follow

Portfolio highlights

  • Netic — Netic provides an AI-driven platform designed to automate and optimize customer engagement and operational workflows for essential service industries, including HVAC, plumbing, electrical, and appliance services. The platform autonomously handles inbound communications across various channels—such as calls, texts, and web chats—by bookingappointments and managing inquiries directly within existing CRM or field service management systems . Utilizing generative AI models, Netic's system assesses customer interactions to prioritize urgent requests, predict maintenance needs, and initiate targeted outreach campaigns based on factors like weather patterns and service history . This approach aims to enhance technician utilization and reduce missed revenue opportunities during periods of fluctuating demand . Additionally, Netic offers analytics tools that provide insights into customer interactions and operational performance, supporting data-informed decision-making .
  • Polymarket — Bet on your beliefs
  • Panthalassa — Panthalassa is a technology company focused on developing renewable energy systems in the ocean, particularly to power computing and artificial intelligence infrastructure. The company works on harnessing wave energy to generate electricity at sea, which can then be used to run offshore data centers or converted into fuels that are transported backto land.
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Kevin Hartz
Angel · San Francisco, California, United States · 52 investments in United States Software startups

Kevin Hartz is a Co-Founder and Chairman of Sauron. He is also a Co-Founder and General Partner at A*. He previously worked at Eventbrite as Co-Founder and Chairman. Kevin attended Stanford University, where he earned a Bachelor of Arts & Science in History and Applied Earth Science, and the University of Oxford, where he completed an MSt inHistory.

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Investment focus

  • Industry: Software, Internet, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, Canada, Ireland

Investor stats

  • Total investments: 129
  • Round size: Seed $1.3M–$10M; Series A $4M–$30M; Series B $18M–$100M
  • Lead/follow: 7% lead, 93% follow

Portfolio highlights

  • Rillet — Rillet automates majority of month-end close and offers powerful GAAP and SaaS reporting. The software has built-in revenue recognition, invoicing, and AI-powered accounting.
  • Vybe — Vybe is a software company that provides pre-built integrations and AI tools for users to develop and launch internal AI-powered apps.
  • Socket — Socket fights vulnerabilities and provides visibility, defense-in-depth, and proactive supply chain protection for JavaScript, Python, and Go dependencies.
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Daniel Curran
Angel · San Francisco, California, United States · 51 investments in United States Software startups

Daniel Curran is the Founder and CEO at CustEx.com.

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Investment focus

  • Industry: E-Commerce, Software, Internet
  • Stage:Seed, Series A, Series B
  • Geography: United States, Canada, Brazil

Investor stats

  • Total investments: 145
  • Round size: Seed $600k–$5M; Series A $3.6M–$23M; Series B $2.3M–$50M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • RentoMojo — RentoMojo is an online furniture rental platform that was incorporated in November 2014.It currently operates in Bangalore, Pune, Mumbai, Hyderabad, Chennai, Delhi, Gurgaon and Noida.RentoMojo was founded by Geetansh Bamania, an ex-IITM, in November 2014 in India. Like many other young working professionals, he was living in rented apartments,working long hours and found it inconvenient to equip the house with furniture when he moved. RentoMojo was developed to provide an alternative to buying and selling furniture in rental properties.
  • Shred Video — Shred Video, a new startup launching out of Y Combinator, allows users to take footage from their iPhone, GoPro or drone and simply match it with a song from the user’s iTunes library. That’s all. Shred Video does the rest of the work.Taking into account the acceleration of the camera itself, Shred Video can pin-point the moments of action forsurfers, snowboarders, skaters and other acceleration-based sports to highlight all of the coolest clips in your footage. And beyond that, Shred Video matches those epic moments with the beat-drop of the song.
  • GC Plus — Find Your Next Home Service Expert With Ease
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Nitesh Banta
Angel · New York, New York, United States · 51 investments in United States Software startups

Nitesh Banta is the Co-Founder & CEO at B12.

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Investment focus

  • Industry: Software, Artificial Intelligence, Information Technology
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, Canada, India

Investor stats

  • Total investments: 104
  • Round size: Seed $1.3M–$16M; Pre-Seed $500k–$2.5M; Series A $6.5M–$24M
  • Lead/follow: 4% lead, 96% follow

Portfolio highlights

  • Varda — Expanding the economic bounds of humankind with the world's first orbital manufacturing & reentry platform.
  • Chai Discovery — Building frontier artificial intelligence to predict and reprogram the interactions between biochemical molecules.
  • Draftboard — Refer your friends, community and following with our hiring platform, and get paid when they get hired! Start referring (or hiring!) now!
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Lee Linden
Angel · San Francisco, California, United States · 49 investments in United States Software startups

Lee is a Managing Partner at Quiet Capital. He is an entrepreneur and early-stage investor.Previously, he lead Facebook's emerging initiatives in commerce, including Gifts and the Facebook Card.Lee founded Karma, a breakthrough mobile commerce platform that allowed smartphone users to instantly send real gifts to others without the burdenof physical mailing addresses. Karma was acquired by Facebook in early 2012. Prior to Karma, Lee founded Tapjoy and piloted the company to its position as a leading mobile advertising platform which today touches more than 1 billion devices. He began Tapjoy by co-creating multiple top mobile games for iOS/Android and subsequently unraveling the potential of mobile advertising and app distribution at scale.Earlier, Lee worked for venture capital firm Kleiner Perkins and helped launch the iFund, a $100M investment vehicle focused on smartphone application platforms. Lee originally began his career working in product development at Microsoft, where he co-created the Windows Home Server division and shipped the first version of that product to market.Lee holds an MBA from Stanford's Graduate School of Business and a BA in Computer Engineering from the University of Michigan. He grew up in the suburbs of Detroit, Michigan, and today lives and works in the beautiful San Francisco Bay Area.Lee has been a featured speaker at universities, conferences, and panels worldwide and has received numerous awards for his work including 30 under 30 Best Young Tech Entrepreneur by Bloomberg Businessweek 2012, 100 Most Creative People in Business by Fast Company in 2012, and The Silicon Valley 100 by Business Insider 2013.

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Investment focus

  • Industry: Software, Health Care, Logistics
  • Stage:Seed, Series A, Angel
  • Geography: United States, Canada, France

Investor stats

  • Total investments: 79
  • Round size: Seed $1.3M–$5.5M; Angel $700k–$1.5M; Series A $3.7M–$18M
  • Lead/follow: 3% lead, 97% follow

Portfolio highlights

  • Kinema — A social cinema platform for filmmakers and community builders
  • Lava — Lava is a Bitcoin lending platform.
  • Jupiter — Jupiter is a specialized manufacturer of hair, scalp care and dandruff products.
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Auren Hoffman
Angel · San Francisco, California, United States · 47 investments in United States Software startups

CEO, NQB8, Chm, SafeGraph. GP, Flex Capital. Fmr CEO of LiveRamp. Follow @auren

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Investment focus

  • Industry: Software, Analytics, Mobile
  • Stage:Seed, Series A, Angel
  • Geography: United States, Canada, Israel

Investor stats

  • Total investments: 101
  • Round size: Seed $750k–$5.5M; Angel $160k–$1.2M; Series A $1M–$26M
  • Lead/follow: 2% lead, 98% follow

Portfolio highlights

  • Enki — Enki is the most effective way to learn Looker, Tableau, SQL, Excel, and other data skills. Training fully customized by role and team. Use data in the highest impact way for your role.
  • CalypsoAI — CalypsoAI combines industry-leading AI testing and human-in-the-loop decision making to give you the confidence you need to push AI projects into production.
  • Sincera — Sincera provides novel signal data to the most innovative companies in advertising technology.
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David Tisch
Angel · New York, New York, United States · 47 investments in United States Software startups

David Tisch is the Managing Partner of BoxGroup, a New York City-based early stage investment fund. BoxGroup is an investor in over 200 seed-stage companies, including Vine, Blue Apron, Sunrise, Warby Parker, Harry’s, Oscar, Behance, Handy and more. David is also the co-founder and Chairman of Spring, a mobile marketplace where customers shopdirectly within the app from a curated community of brands. Spring was named by Apple as one of the Best Apps of 2014.In 2014, David was named Head of Startup Studio at Cornell Tech, the University’s New York City-based graduate campus focused on digital technologies and the information economy. He is also Entrepreneur in Residence for Wharton’s Entrepreneurship Program.David is the co-founder of TechStars NYC and has served on numerous boards, including Mayor Bloomberg’s Advisory Council on Technology, the Investor Board of Venture for America, and the Entrepreneurship board at NYU. He graduated from the University of Pennsylvania and New York University School of Law, and currently lives in New York City

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Investment focus

  • Industry: Software, Internet, E-Commerce
  • Stage:Seed, Series A, Series B
  • Geography: United States, France, Israel

Investor stats

  • Total investments: 216
  • Round size: Seed $850k–$3.5M; Series A $1.1M–$15M; Series B $7M–$40M
  • Lead/follow: 5% lead, 95% follow

Portfolio highlights

  • PillPack — PillPack is a full-service pharmacy that sorts medication by dose and offers door-to-door delivery. They fill, sort, and deliver all medications in personalized packets based on when you need to take them. Their service helps you take the right meds at the right time, every time.
  • Vengo — Massive national network of digital screens accessible through every major SSP. Buy retail and point-of-purchase screens on your preferred platform.
  • Even.com — Even offers an affordable on-demand pay product that allows employees to access their paychecks when they need it most—without confusing, hidden, or predatory fees. With a proven track record of reducing employee turnover and increasing retention and productivity, Even is the highest-rated on-demand pay app and has helped employees save more than$82 million to date.
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Clark Landry
Angel · Nashville, Tennessee, United States · 47 investments in United States Software startups

Clark Landry is the Managing Partner of Clover Leaf Ventures.Most recently, Clark was co-founder and COO at CESPPA, a cybersecurity company. Formerly, Clark was co-founder and COO at Maple Media (raised $30 million from private equity investors), co-founder and executive chairman at SHIFT (acquired by Brand Networks), co-founder and CEO at TopLevel Domain Holdings (now Minds + Machines - publicly-traded on the London Stock Exchange's AIM), co-founder and CMO at TagWorld (acquired by Viacom). Clark was a founding investor of Gradient X, a mobile DSP (acquired by SingTel), Traffic Marketplace, an advertising network (acquired by Vivendi), Adconion Media Group, a provider of digital media advertising solutions (acquired by Amobee), Conversion Logic, an advertising attribution company, and CREXi, a commercial real estate marketplace.Clark holds a bachelor of arts degree in economics from Yale University.

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Investment focus

  • Industry: Software, Internet, Information Technology
  • Stage:Seed, Series A, Angel
  • Geography: United States, Mexico, Bulgaria

Investor stats

  • Total investments: 105
  • Round size: Seed $150k–$5.4M; Angel $50k–$1.1M; Series A $2.8M–$24M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Acquicent — Acquicent enables the issuance and trading of blockchain tokens linked to digital and real-world collectibles.
  • PositivEnergy — We are energy architects driven by a desire to make the benefits of clean energy easy, risk-free and available to all. Learn about energy storage systems, EV charging infrastructure and backup power / UPS.
  • Hopscotch — Hopscotch is a network of top therapists committed to supporting your child. Explore our directory to find the right provider for your family.
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Arash Ferdowsi
Angel · San Francisco, California, United States · 46 investments in United States Software startups

Arash Ferdowsi is the Co-Founder & CTO at Dropbox. After studying at MIT, Arash Ferdowsi founded Dropbox with Drew Houston. Dropbox was a TechCrunch50 finalist in 2008.

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Investment focus

  • Industry: Software, Artificial Intelligence, Information Technology
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, India, Brazil

Investor stats

  • Total investments: 105
  • Round size: Seed $2M–$10M; Pre-Seed $930k–$3.6M; Series A $13M–$30M
  • Lead/follow: 1% lead, 99% follow

Portfolio highlights

  • 222 — this must be the place.
  • Crafting — Crafting Platform provides a holistic Dev Infra as a Service product to top software engineering teams, including Cloud-based Dev Environments, Integration Testing, Kubernetes Debugging, Local-Cloud Hybrid Development, Dev Data Management, Third Party API Integration, Preview Environments. Crafting helps take care of the infra layer for dev innerloop so that dev platform teams in top tech companies can 10x their capabilities, reduce management burden, and cut dev resource cost.
  • Artie — Leverage change data capture to replicate data from databases to your data warehouse or data lake with low latency and no impact to database performance.
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Peter Thiel
Angel · San Francisco, California, United States · 45 investments in United States Software startups

Peter Thiel Is the Managing Partner of The Founders Fund. He previously worked at Stanford Law School as a Visitor. Peter Thiel attended Stanford University.

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Investment focus

  • Industry: Software, FinTech, Financial Services
  • Stage:Series A, Seed, Series B
  • Geography: United States, Germany, Canada

Investor stats

  • Total investments: 215
  • Round size: Seed $900k–$8.5M; Series A $3M–$32M; Series B $16M–$105M
  • Lead/follow: 27% lead, 73% follow

Portfolio highlights

  • Hebbia — Hebbia's neural search lets you execute research 10X faster and 10X more accurately. Transform your productivity today.
  • Mercor — Find top-tier, remote, AI roles for your expertise. Available only on Mercor.
  • Reserve — Reserve is a universal currency company. Reserve provides people with hyperinflation protected savings accounts to protect and use their money globally. They offer rtokens, collateral baskets, and over collateralization.
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Garry Tan
Angel · San Francisco, California, United States · 45 investments in United States Software startups

Garry Tan is based out of Mountain View, California and is the President & CEO of Y Combinator. Garry Tan attended Stanford University.

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Investment focus

  • Industry: Software, Artificial Intelligence, SaaS
  • Stage:Seed, Pre-Seed, Series A
  • Geography: United States, Canada, United Kingdom

Investor stats

  • Total investments: 254
  • Round size: Seed $1M–$14M; Pre-Seed $500k–$1.5M; Series A $4M–$30M
  • Lead/follow: 29% lead, 71% follow

Portfolio highlights

  • Odyssey — Odyssey operates as an AI start-up, provides hollywood-grade visual AI.
  • Created by Humans — Created by Humans enables creators to sell licensing rights for AI training and be reimbursed by AI firms.
  • Black Forest Labs — Black Forest Labs creates advanced generative deep learning models for images and videos. They focus on making these technologies widely accessible and transparent, ensuring that their innovations are easy to use and understand. This approach aims to democratize access to cutting-edge technology and foster greater trust and utility.
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Ronald Conway
Angel · San Francisco, California, United States · 44 investments in United States Software startups

Ronald Conway has been an active angel investor for over 15 years. He was the Founder and Managing Partner of the Angel Investors LP funds (1998-2005) whose investments included: Google, Ask Jeeves, Paypal, Good Technology, Opsware, and Brightmail.Ronald was previously with National Semiconductor Corporation in marketing positions from1973-1979, and Altos Computer Systems as a co-founder, President and CEO from 1979-1990. He eventually took Altos public in 1982 and served as CEO of Personal Training Systems (PTS) from 1991-1995. PTS went on to be acquired by SmartForce/SkillSoft.Ronald has served/serves on Boards/Advisory Boards including: Twitter, Digg, Brightmail, Ask Jeeves, Rupture (acquired by EA), Associated Content (acquired by Yahoo!), Facebook, RockYou, ScanScout, Zappos, Trulia, StumbleUpon, Plaxo (acquired by Comcast), Photobucket (acquired by Fox), and Anchor Intelligence (co-founder).Ronald was recently named #6 in Forbes Magazine Midas list of top deal-makers in 2008 and is actively involved in numerous philanthropic endeavors. Ronald is Vice Chairman of the UCSF Medical Foundation in SF, Board Member of The Tiger Woods Foundation, and SF Homeless Connect, and on the Benefit Committee of Ronald McDonald House, College Track, and the Blacked Eyed Peas-PeaPod Academy Foundation.Ronald is also featured in Gary Rivlin's book _The Godfather of Silicon Valley: Ronald Conway and the Fall of the Dot-coms, described as 'the man who has placed more bets on Internet start-ups than anyone else in Silicon Valley.

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Investment focus

  • Industry: Software, Social Media, Internet
  • Stage:Series A, Seed, Angel
  • Geography: United States, Canada, Denmark

Investor stats

  • Total investments: 175
  • Round size: Seed $500k–$6.1M; Angel $350k–$1.7M; Series A $1.2M–$11M
  • Lead/follow: 5% lead, 95% follow

Portfolio highlights

  • Kumo.AI — Kumo is a platform that uses artificial intelligence to help businesses make predictions from their data, like customer churn or product purchases.
  • World Labs — World Labs is an AI startup that can analyze visual data with comprehension akin to a person's, a substantial advancement above existing capacities.
  • Blip Energy — Blip Energy is building a new category of energy storage that is smart, affordable, and flexible to add millions of homes to the smart grid network. A hybrid hardware/software solution for energy management that works in any home without barriers around permitting and installation. Power outages across the U.S. cost $150B annually. On Avg.500K Americans lose power daily without backup solutions and 84% of Americans are concerned. Existing grid vulnerability is exacerbated by energy transition volatility. The U.S. power grid had the most outages in history in the past two years. Households need power security, and utilities need levers on the smart grid to balance loads and prevent blackouts. Blip envisions a future where every household has access to smart IoT energy storage to provide critical backup power. Blip solves the growing need for reliable energy with the lowest cost energy storage on the global battery market. Simultaneously, this adds millions of otherwise inaccessible customers to the smart grid. Blip's business model reflects current resilience needs, cost savings, and a data-driven future, by wrapping our hardware endpoint with data and grid services.
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Lenny Rachitsky
Angel · 43 investments in United States Software startups

Lenny Rachitsky served as Co-Founder and CEO at Localmind.

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Investment focus

  • Industry: Software, Artificial Intelligence, Information Technology
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, Canada, United Kingdom

Investor stats

  • Total investments: 74
  • Round size: Seed $2.5M–$11M; Pre-Seed $1M–$5M; Series A $12M–$23M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Simular — We create AI autopilots on personal devices, that can free your hands from using computers and free your minds from daily tasks.
  • Vybe — Vybe is a software company that provides pre-built integrations and AI tools for users to develop and launch internal AI-powered apps.
  • Sukha — The Focus App for Healthy Productivity. Sukha offers focus music, timers, AI assistants and more while you work.
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Jack Altman
Angel · San Francisco, California, United States · 43 investments in United States Software startups

Jack Altman is the founder and CEO of Lattice.

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Investment focus

  • Industry: Software, Information Technology, Artificial Intelligence
  • Stage:Seed, Series A, Series B
  • Geography: United States, United Kingdom

Investor stats

  • Total investments: 104
  • Round size: Seed $1M–$8.5M; Series A $10M–$30M; Series B $27M–$100M
  • Lead/follow: 12% lead, 88% follow

Portfolio highlights

  • ScienceIO — The data science company for healthcare
  • Verifiable — A modern data engine to power healthcare credentialing, licensing, enrollment and provider network management. Built for the new demands of today's healthcare.
  • Almanac — Almanac gives you everything you need to get work done without being in the same place, time, or even continent as your team.
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Robert DeMaio
Angel · Incline Village, Nevada, United States · 43 investments in United States Software startups, 43 in the past 12 months

Robert DeMaio is the founder, CEO, and controlling and majority shareholder of Phinge® Corporation. He is an inventor with over 30 granted patents, including software (Such as App-Less technologies and hardware verification) and patents for modular hardware and devices.

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Investment focus

  • Industry: FinTech, Software, Health Care
  • Stage:Convertible Note
  • Geography: United States

Investor stats

  • Total investments: 43
  • Round size: Convertible Note $50k–$100k
  • Lead/follow: 100% lead, 0% follow

Portfolio highlights

  • Phinge — About Phinge Corporation. Phinge's patented Netverse App-less technology, user-centric platform and verified Netverse Intelligence™ (NI)™, accesible through its patented, innovative modular mobile hardware and devices is launching to the world in 2026. All users will own, control and monetize their own data. The Netverse platform and NetverseIntelligence™ (NI)™ wiil be a safer, verified and rewarding alternative app-less platform and technology for third party businesses and developers to today's app-based technologies including the App stores, operating systems and ecosystems of Apple and Google. Netverse will not be an App or Super App that resides on the major technology platforms of today. Instead, it will be a standalone, all-in-one, app-less, verified platform and AI, accessible only through Phinge's revolutionary mobile hardware and devices. It will benefit all approved, verified third party businesses, developers and platforms on Netverse in ways not possible with today's technology including total verification of all users, businesses, organizations, entities and their IP. Third-party developers as well as individuals and businesses that would like to be beta testers for Netverse and its hardware may sign up today.
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Louis Beryl
Angel · San Francisco, California, United States · 42 investments in United States Software startups

3X Founder of Earnest, SolidEnergy, and now working on the next one. Formerly a16z and YC. Active angel investor and board member.

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Investment focus

  • Industry: Software, FinTech, Financial Services
  • Stage:Seed, Series A
  • Geography: United States, United Kingdom, Canada

Investor stats

  • Total investments: 131
  • Round size: Seed $1M–$6M; Series A $4M–$14M
  • Lead/follow: 2% lead, 98% follow

Portfolio highlights

  • AnchorUSD — Unlike competing stablecoins, AnchorUSD holds all deposits in US-domiciled bank accounts. Because USDX can always be created for $1 or redeemed for $1, investors can trade with confidence and avoid the volatility of unbacked cryptocurrencies. We undergo regular audits to ensure that the number of USDX in circulation is exactly equal to the numberof dollars in our bank account.
  • Tenant Turner — Tenant Turner helps property managers eliminate vacancy.
  • Rescue Forensics — Customer service is our #1 priority. Get a premium domain for your website today. Financing available.
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Max Levchin
Angel · San Francisco, California, United States · 42 investments in United States Software startups

Max Levchin is the Founder and CEO of Affirm. He previously worked at the Consumer Financial Protection Bureau as an Advisory Board Member. Max Levchin attended the University of Illinois Urbana-Champaign.

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Investment focus

  • Industry: FinTech, Financial Services, Mobile
  • Stage:Series A, Seed, Series B
  • Geography: United States, United Kingdom, India

Investor stats

  • Total investments: 110
  • Round size: Seed $1.3M–$10M; Series A $4M–$27M; Series B $7.5M–$50M
  • Lead/follow: 5% lead, 95% follow

Portfolio highlights

  • Bland AI — Transform your enterprise communication with Bland AI. Automate inbound and outbound phone calls using AI that sounds human. Perfect for sales, customer support, and operations with customizable voices and seamless integrations.
  • CoPilot — CoPilot is pioneering Assisted Commerce for big-ticket purchases – starting with cars. You are the one spending the money - shouldn't you have an expert on your side? We founded CoPilot to make that a reality. For the average car buyer, who is not a car expert or enthusiast, car shopping can be a time consuming, frustrating process that leavespeople feeling alone and disadvantaged. CoPilot is changing this dynamic. Like a trusted friend who is knowledgeable about cars, knows where to look and what to buy, CoPilot provides car shoppers with an expert partner who empowers them to discover the perfect car at the best possible price with ease and confidence.
  • Black Ore Technologies — Black Ore's Tax Autopilot is the first AI tax platform for CPAs, offering complete 1040 tax preparation automation to tax professionals, so they can focus on growing their firm.
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Nadav Ben-Chanoch
Angel · Miami, Florida, United States · 42 investments in United States Software startups

Nadav Ben-Chanoch

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Investment focus

  • Industry: Software, Information Technology, Health Care
  • Stage:Seed, Pre-Seed
  • Geography: United States, United Kingdom, France

Investor stats

  • Total investments: 169
  • Round size: Seed $329k–$5.5M; Pre-Seed $125k–$2.5M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Swaap — We we build & operate onchain trading systems.
  • micro1 — We help companies hire and manage the best software engineers easily.
  • Dotfile — Dotfile is the Compliance Orchestration Platform for Fintechs. Streamline KYC & KYB and scale AML/CFT due diligences over +200 countries.
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Joshua Schachter
Angel · San Francisco Bay Area, California, United States · 41 investments in United States Software startups

Joshua Schachter is an organizer at Self Racing Cars. He was the CEO of Tasty Labs and the founder of Joshua has also worked for directory, and was a co-creator of Memepool.

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Investment focus

  • Industry: Software, Mobile, Internet
  • Stage:Seed, Series A, Angel
  • Geography: United States, Japan, Canada

Investor stats

  • Total investments: 73
  • Round size: Seed $635k–$5.4M; Angel $1M–$1.5M; Series A $1M–$15M
  • Lead/follow: 1% lead, 99% follow

Portfolio highlights

  • Nozomio — How do you discover the future of software engineering? We're building it.Language models can write code better than most humans, but they often destroy codebases due to poor context management and understanding. The future isn't about replacing developers - it's about empowering them to orchestrate AI agents effectively.We're creating systems that enable small teams of developers to manage large-scale agent operations across the entire software lifecycle - from development to QA, security audits, and deployment.It's called Nozomio.
  • Arrows — Arrows is a customer onboarding checklist. Send every customer a personalized onboarding plan, with automated email reminders, due dates, assigned tasks, and a lot more.One of the hardest things about onboarding is getting everybody on the same page. Using Arrows, you can get "mutual buy-in" from your customers to build trust throughoutthe onboarding process. Plus, with due dates and automated email reminders, they'll always know what should be done next. Arrows is the place for you to collaborate, strategize, and coordinate together.Every customer is different... so why are you giving them the same onboarding plan? With Arrows, personalizing onboarding for your customers is a cinch. Start with a template, so your team never misses important steps. Then customize your plan for each customer, so you can get mutual buy-in on a plan perfectly structured for their goals and timeline.
  • Urban Machine — Urban Machine pioneers sustainable wood reclamation. The Machine leverages robotics and AI technology to transform the construction industry by reducing wood waste and promoting circular practices.
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Daniel Gross
Angel · San Francisco, California, United States · 41 investments in United States Software startups

Daniel Gross is the Co-Founder of Pioneer. He previously worked at Y Combinator as a Head of AI.

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Investment focus

  • Industry: Software, Artificial Intelligence, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, India

Investor stats

  • Total investments: 91
  • Round size: Seed $2M–$20M; Series A $12M–$28M; Series B $25M–$130M
  • Lead/follow: 22% lead, 78% follow

Portfolio highlights

  • Granola — Granola helps you keep momentum on what matters. You stay present, Granola turns your conversations into a rich, searchable memory.
  • Pincites — Pincites AI speeds up contract reviews in Microsoft Word with AI-generated suggestions and centralized playbook management. To ensure reviews follow your precedent and preferences, Pincites will build contracting playbooks based on your templates and precedent negotiations.
  • Grid Status — Grid Status offers an open platform for understanding what is happening on the electrical grid. Grid Status provides organized and dependable data, allowing the next generation of energy innovators to focus on developing innovative solutions rather than maintaining their own complex data pipelines.
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Justin Kan
Angel · San Francisco, California, United States · 41 investments in United States Software startups

Justin Kan is the Co-Founder of Stash. He previously worked at Atrium as a CEO. Justin Kan attended Yale University.

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Investment focus

  • Industry: Software, Financial Services, SaaS
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, Nigeria, India

Investor stats

  • Total investments: 105
  • Round size: Seed $1.5M–$6.7M; Pre-Seed $808k–$20M; Series A $7.5M–$23M
  • Lead/follow: 8% lead, 92% follow

Portfolio highlights

  • Blue — An Operating System for your Personal Health. Join the waitlist here.
  • FLORA — FLORA is an applied AI HCI company building creative tools.
  • Thrive Protocol — Thrive Protocol's vision is to maximize value creation for all people and communities.
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Kevin Moore
Angel · Dallas, Texas, United States · 40 investments in United States Software startups

Kevin Moore has 10 years experience as an angel/opportunity investor and operator. Prior to that, he has over 15 years of progressive technology i-banking, corp dev, and CFO experience at startups and $Bn corporates.

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Investment focus

  • Industry: Software, Health Care, E-Commerce
  • Stage:Seed, Pre-Seed, Angel
  • Geography: United States, India, Canada

Investor stats

  • Total investments: 99
  • Round size: Seed $190k–$5.2M; Pre-Seed $120k–$3.6M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • VantedgeAI — Fine-tuned AI models for scaling credit investing workflows, reducing analysis time and costs by up to 10x, and setting a new standard in rapid, cost-effective deal analysis and monitoring with initial focus on MBS, ABS, CLOs, etc.
  • Binarly — Binarly is the world's most advanced automated firmware supply chain security platform. Using cutting-edge machine-learning techniques, Binary identifies both known and unknown vulnerabilities, misconfigurations, and malicious code in firmware and hardware components.
  • SilkChart — SilkChart helps growth teams improve campaigns based on what users are doing in product - without relying on expensive data scientists. We do this through a no code analytics tool that combines marketing and product usage data to identify which channels, audiences, and content maximize revenue growth.
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Jeff Seibert
Angel · San Francisco, California, United States · 39 investments in United States Software startups

Jeff Seibert is the Co-Founder of CEO of Digits. He previously worked at Pix.wine as a Board Member. Jeff Seibert attended Stanford University.

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Investment focus

  • Industry: Software, Artificial Intelligence, SaaS
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States

Investor stats

  • Total investments: 64
  • Round size: Seed $1.1M–$6.1M; Pre-Seed $4M–$4.5M; Series A $8M–$23M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Finch Legal — Finch Legal is a software development company that supports personal injury law firms. The company aims to provide practical and effective legal solutions, as suggested by its commitment to serving clients better and more efficiently.
  • Infringements — Monitor your patents and get instant alerts on potential infringements.
  • Patented.ai — The most powerful AI engine for intellectual property.
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Marc Benioff
Angel · San Francisco, California, United States · 39 investments in United States Software startups

Marc Benioff is based out of San Francisco, California, and is the Chairman, Chief Executive Officer, and Co-Founder of Salesforce. Marc previously worked at Oracle as a Vice President. Marc Benioff attended the University of Southern California. Marc Benioff has been awarded an honorary degree of Doctor of Humane Letters.

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Investment focus

  • Industry: Software, Health Care, Information Technology
  • Stage:Series A, Seed, Series B
  • Geography: United States, United Kingdom, Canada

Investor stats

  • Total investments: 136
  • Round size: Seed $1.2M–$15M; Series A $5.9M–$30M; Series B $6M–$91M
  • Lead/follow: 12% lead, 88% follow

Portfolio highlights

  • SandboxAQ — SandboxAQ is an enterprise SaaS company combining AI + Quantum tech to solve hard problems impacting society.
  • Panthalassa — Panthalassa is a technology company focused on developing renewable energy systems in the ocean, particularly to power computing and artificial intelligence infrastructure. The company works on harnessing wave energy to generate electricity at sea, which can then be used to run offshore data centers or converted into fuels that are transported backto land.
  • Enclave — Enclave is a cybersecurity startup that builds an AI‑native code‑security agent for software development and DevSecOps teams. It analyzes entire codebases to triage scanner noise and surface only the vulnerabilities that truly matter, using cross‑file taint analysis and trust‑boundary mapping. The platform helps engineering teams ship code fasterwhile reducing the risk of exploitable security issues in production. Enclave primarily targets software companies and enterprises that prioritize secure, high‑velocity development.
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Paul Graham
Angel · Mountain View, California, United States · 39 investments in United States Software startups, 16 in the past 12 months

Paul Graham is the Founder of Y Combinator.

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Investment focus

  • Industry: Software, Artificial Intelligence, SaaS
  • Stage:Seed, Series A, Angel
  • Geography: United States, Egypt, India

Investor stats

  • Total investments: 80
  • Round size: Seed $1M–$9.5M; Angel $70k–$700k; Series A $3.5M–$27M
  • Lead/follow: 6% lead, 94% follow

Portfolio highlights

  • Autosana — AI-powered E2E testing for mobile and web apps. Ship faster with self-healing tests, no code required.
  • AgentMail — AgentMail provides an API-first email platform that enables AI agents to send, receive, and manage emails with automation and analytics.
  • Maritime Fusion — Maritime Fusion specializes in the development and construction of high-temperature superconducting (HTS) fusion reactors.
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Jason Warner
Angel · San Francisco, California, United States · 39 investments in United States Software startups

Jason Warner is based out of San Francisco, California, and is the Co-founder and CEO of Poolside. Jason previously worked at Redpoint as a Managing Director. Jason Warner attended the Rensselaer Polytechnic Institute.

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Investment focus

  • Industry: Software, Information Technology, Developer Tools
  • Stage:Seed, Series A, Pre-Seed
  • Geography: United States, Canada, Spain

Investor stats

  • Total investments: 57
  • Round size: Seed $2M–$5M; Pre-Seed $805k–$4M; Series A $8M–$25M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • XMTP — XMTP is a decentralized and quantum-resistant messaging protocol for builders.
  • Outway — Inspiring personal bests.
  • ReadySet Technology — ReadySet is a SQL caching engine that helps developers build performant, real-time applications without making code changes or switching databases.
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Bradley Horowitz
Angel · Palo Alto, California, United States · 39 investments in United States Software startups

Bradley Horowitz is an Advisor and Vice President of Product Management at Google. Most recently he helped create Area 120, Google's incubator for internally-sourced innovation. He's led a large number of products, programs and initiatives at Google - including Google for Startups, Google Photos, Gmail, Google Voice, blogger, and GoogleNews.Before joining Google in February 2008, Horowitz was Yahoo's vice president of Advanced Development where he drove the acquisitions of Flickr and MyBlogLog, launched the Brickhouse incubator and developed new products like Yahoo! Pipes. Additionally, he was responsible for the company's initiative to open up its platform which included overseeing the Yahoo Developer Network (YDN).Previously, he was co-founder and CTO of Virage, where he oversaw the technical direction of the company from its founding through its IPO and eventual acquisition by Autonomy.Horowitz was a PhD candidate at the MIT Media Lab. While at the Media Lab, he worked on a number of topics related to computer vision, graphics and image processing, which resulted in a patented new technique for the recovery of structure, motion and camera parameters from video sequences.Horowitz holds an MS in Media Science from MIT and a BS in Computer Science from the University of Michigan.

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Investment focus

  • Industry: Software, Information Technology, Artificial Intelligence
  • Stage:Seed, Series A, Series B
  • Geography: United States, United Kingdom, Germany

Investor stats

  • Total investments: 114
  • Round size: Seed $150k–$18M; Series A $5.8M–$36M; Series B $19M–$120M
  • Lead/follow: 1% lead, 99% follow

Portfolio highlights

  • Key AI — Unlock new networking and career opportunities with Key, the leading AI-powered professional networking platform. Build and manage communities, host and join exclusive events, and create meaningful connections to supercharge your growth all in one place.
  • OrgOrg — OrgOrg provides internal SaaS tools for organizational productivity suite for the companies
  • Odyssey — Odyssey operates as an AI start-up, provides hollywood-grade visual AI.
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Adam D’Angelo
Angel · Palo Alto, California, United States · 39 investments in United States Software startups

Adam D’Angelo is a Founder and CEO of Quora.He previously served as Chief Technology Officer at Facebook, where he oversaw new product development and managed the engineering team. In addition, he guided the site’s architecture and infrastructure to ensure scalability as the site expanded.Prior to serving as CTO, Adam led the FacebookPlatform team and, as an engineer, built the initial infrastructure for news feed, ad targeting and delivery, and worked on scalability and optimization. He holds a Bachelor’s degree in Computer Science from the California Institute of Technology.

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Investment focus

  • Industry: Software, Artificial Intelligence, Information Technology
  • Stage:Seed, Series A, Series B
  • Geography: United States, India, Sweden

Investor stats

  • Total investments: 66
  • Round size: Seed $1.3M–$18M; Series A $6.6M–$80M; Series B $20M–$100M
  • Lead/follow: 2% lead, 98% follow

Portfolio highlights

  • Convex — Convex provides the backend building blocks for your agents. Everything you need to build your full-stack project.
  • Simile — Simile is an artificial intelligence company that provides a platform for automating and improving communication and collaboration through AI-driven tools. It offers solutions for creating and managing conversations, generating content, and analyzing interactions to support business workflows. The company integrates AI models to assist teams indrafting messages, responding to queries, and enhancing productivity across digital communication channels. Its platform combines natural language processing, automation, and data analysis to streamline communication tasks and improve organizational efficiency.
  • Outsmart — Join the waitlist and see why higher education will never again be the same.
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Daren Cotter
Angel · Minneapolis, Minnesota, United States · 38 investments in United States Software startups

Daren was the Founder and CEO of InboxDollars, an online marketing company that connects consumers and advertisers in a way that benefits both. He founded the company as a Freshman in college in 2000 and bootstrapped the company to more than $25 million in annual revenues. InboxDollars was acquired by Prodege in 2019. Daren is active in the MNstart-up community as an investor, advisor and mentor.

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Investment focus

  • Industry: Software, Health Care, E-Commerce
  • Stage:Seed, Series A
  • Geography: United States

Investor stats

  • Total investments: 82
  • Round size: Seed $1M–$5M; Series A $3.2M–$19M
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Onsetto — Onsetto helps banks capture primary operating accounts by seamlessly switching payroll, AR/AP, and cash flows during customer onboarding.
  • Continuum — Simplify B2B returns, warranties, and repairs with Continuum; the only Returns Management Software designed for distributors and manufacturers.
  • Evecxia Therapeutics — Evecxia Therapeutics is dedicated to realizing the therapeutic potential of 5-hydroxytryptophan (5-HTP) for the treatment of mental illness.
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Software Angel investor funding in United States at a glance

Stats across 7.4k deals from 7.8k investors.

7.8k
investors
in United States Software startups
7.4k
deals
in United States Software startups
$3.2M
median round
in United States Software startups
7%
lead investors
lead at least one round
45%
Seed
most common funding stage

Access all 7836 angel investors in United States Software startups.

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