Top 50 Climate Angel Investors in May 2025

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.

A successful serial entrepreneur and early defense tech investor, Jackson Moses currently serves as the Founder and Managing Partner of Silent Ventures, an early stage venture firm that invests in exceptional founders building unrivaled aerospace, defense, and national security startups. He also founded and manages Silent Capital, a privatesyndicate that provides its members exclusive access to leading multi-stage defense and deep tech deals. Additionally, Jackson serves as a Senior Advisor to the founding teams of Castelion and Privateer Space.Prior to founding Silent Ventures, Jackson founded and served as VP of Partnerships at MainStreet: the first tech company to make R&D tax credits accessible to startups and SMBs via industry-leading workflows and integrations. As a founding executive, he was responsible for developing go-to-market strategies, building a world-class sales organization, managing business development initiatives, and scaling annual revenue to over $30M. To date, MainStreet has employed hundreds of people and helped 2,000+ startups claim over $150M in tax savings, collectively extending their runway by centuries.Prior to founding MainStreet, Jackson founded and served as Chairman & CEO of Spectrum Labs (enterprise AIaaS), which was acquired by ActiveFence after last being valued at $137M. Spectrum Labs pioneered multimodal LLMs, specifically a series of proprietary GPT foundation models, designed to make digital communities more profitable for Fortune 500 owners, marketers, influencers, and their users. Its customer base spanned gaming, dating, and social media, and included Tencent (TCEHY), Pinterest (NYSE: PINS), Grindr (NYSE: GRND), Yik Yak, Wildlife Studios, and The Meet Group, among others.Prior to founding Spectrum Labs, Jackson worked in sales (Lynda.com), customer operations, and executive recruiting at LinkedIn (acquired by Microsoft). Prior to this, he worked as a Market Research Analyst at Cisco where he evaluated industry trends, new investment opportunities, and emerging threats to Cisco’s core business lines.Having raised $120M+ across his two companies, Jackson actively advises startups, venture firms, and family offices on private sector aerospace and defense tech trends, investment opportunities, and capital allocation strategies. He serves as a Venture Partner to several large firms and has sourced deals for 8VC, Founders Fund, a16z, Lightspeed, Airbus Ventures, Quiet Capital, Susa Ventures, family offices, defense primes, and university endowments.Jackson holds two B.A. degrees from the University of California, Berkeley where he studied Economics, with a concentration in monetary policy, and Political Science, with a concentration in game theory.

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.

Roman Smolevskiy is currently the co-founder at BuildTech VC. He was also the founder of Akvapoint. He attended the University of California.

Ralf Dummel, born on 02.12.1966 in Bad Segeberg in Germany, started his career on 01.04.1988 at DS Produkte as a sales assistant to the then founder. Over the years he learned the business from the ground and took full responsibility for purchases and sales after only a year. He vastly participated in the establishment of the company and has been apartner since 1996. Today, the group has an annual turnover of ca. € 250 000 000, 400 employees, and more than 4 000 products in its portfolio. He often travels the world to visit suppliers and customers, and to find inspiration in new innovative products. Dümmel knows Asia inside out, but Northern Germany is the place he calls home. Since 2016 he takes part in the TV program “Die Höhle der Löwen” (literally: The Lions’ Cave, German version of Dragons’ Den on German TV channel VOX ) where he plays one of the “lions”, looking for young entrepreneurs with brilliant products.Ralf Dummel is very convincing with his genuine and appreciative style. From day one, Ralf Dümmel brightened up the surroundings, thanks to his enthusiasm for business and for new products. He has a unique sense for trends and products; he can market them with more success than hardly anyone else. He proudly claims that there hardly is any household without a “DS product” in Germany. Dümmel is often on the road for professional reasons, and when he sees that a customer adds a DS product in their shopping cart, he feels the same tingle of joy after 28 years that he felt in the early days. The 400 employees are Dümmels’s most important asset. They actively take part in the company, invest themselves in it, and help it develop further. Dummel is very proud that the DS products are the result of such a varied cast of people and skill sets. These are people with different personalities and talents that complement each other in a cooperation shaping always innovative business and product ideas.

Dylan Taylor is a global business leader, commercial astronaut, thought leader and philanthropist. Currently, Dylan serves as Chairman & CEO of Voyager Space, a multi-national space exploration firm focused on building the next generation of space infrastructure for NASA and other global space agencies.Dylan has been recognized by HarvardUniversity, SpaceNews, the BBC, the Financial Times, Pitchbook, CNBC, CNN and others as having played a seminal role in the growth of the private space industry. As an early-stage investor in more than 50 emerging space ventures, including Axiom, Kepler, York, Astrobotic, LeoLabs, Relativity, and Planet, Dylan is widely considered the most active private space investor in the world.Dylan’s technical background, global business experience and unbridled passion for space make him a unique figure within his industry. As a thought leader and futurist, he has written many popular pieces on the future of the space industry for Forbes, FastCompany, Newsweek, SpaceNews, The Space Review, and Space.com. As a speaker, Dylan has keynoted many of the major space conferences around the world and has appeared regularly on Bloomberg, Fox Business, and CNBC.Dylan has extensive global business experience as both a board director and CEO in several industries, including advanced electronics, finance and real estate. He previously served as a Director for UMB Bank, a Fortune 500 company based in Kansas City and as a mutual fund director for the Jackson Funds where he oversaw assets of $8B across 130 distinct funds. He has also served in the roles of CEO, President and Board Director for multinational companies like Prudential PLC, Honeywell, Colliers and Jones Lang LaSalle. Dylan was recognized as a Fortune 1000 CEO with P&L responsibility in excess of $3B and operations encompassing 15,000 employees in over 60 countries. In addition, Dylan has participated in 4 IPOs over the course of his career. Dylan is a leading advocate of space manufacturing and the utilization of in-space resources to further space exploration and settlement. In 2017, he became the first private citizen to manufacture an item in space when the gravity meter he co-designed and commissioned was 3D printed on the International Space Station. The historic item is now housed in the Museum of Science and Industry in Chicago.Dylan is an explorer of note. On December 11th, 2021 Dylan became just the 606th human to go to space as part of the crew of Blue Origin’s NewShepard Mission 19. Accordingly, Dylan earned his commercial astronaut wings with the FAA and his universal astronaut wings from the Association of Space Explorers.He is also one of only a handful of humans to have descended to the deepest part of the world’s oceans, Challenger Deep in the Mariana Trench as part of the Limiting Factor Expedition in July of 2022. In that mission, Dylan descended with pilot Victor Vescovo to a depth in excess of 10,800 meters (35,500 feet) into an area of the Mariana Trench that had never been visited by humans. Dylan is the youngest human to have been to the deepest part of the world’s oceans and crossed the Karman line into Space. Dylan has been a member of the Explorers Club since 2014.Dylan maintains an extensive philanthropic impact on the space industry. In 2017, Dylan founded the nonprofit and social movement, Space for Humanity, which seeks to democratize space exploration and develop solutions to global issues through the scope of human awareness to help solve the world’s most intractable problems. Space for Humanity has successfully sent two citizen astronauts to space via Blue Origin including both the first Mexican-born woman (Katya Echazareta), and first African-born woman (Sara Sabry). Building upon his passion and support for the space industry, Dylan serves as a strategic advisor for both the Archmission and the Human Spaceflight Program and is a co-founding patron of the Commercial Spaceflight Federation, which promotes the growth of commercial space activity. Additionally, he is also a leading benefactor to the Brooke Owens Fellowship, Patti Grace Smith Fellowship and Mission: Astro Access.Dylan is the founder and Chairman of Multiverse Media, an integrated global media company focused on science and technology, with an emphasis on space. Multiverse is the parent company of the popular space philosophy website 2211.world as well as the Ad Astra Dinners, a Jeffersonian-style dinner series featuring some of the world’s leading influencers discussing the future of humanity in space. Another subsidiary of Multiverse Media, Multiverse Publishing, publishes books by leading authors including Frank White, Isaac Asimov and Gerard K. O’Neill. Multiverse is also the executive producer of the documentary film, The High Frontier and the forthcoming film, Fortitude. For his influence as a global leader and his commitment to creating a positive impact on the world, Dylan has been honored with numerous personal and professional accolades in recent years. The World Economic Forum recognized Dylan as a Young Global Leader in 2011 and a full member of the World Economic Forum in 2014. That same year he was named a Henry Crown Fellow of the Aspen Institute. In 2020, Dylan was recognized by the Commercial Spaceflight Federation with their top honor for business and finance, following in the footsteps of 2019’s inaugural winner, the late Paul Allen and subsequent winners Jeff Bezos and Elon Musk.Dylan Taylor earned an MBA in Finance and Strategy from the Booth School of Business at University of Chicago and holds a BS in Engineering from the honors college at the University of Arizona, where he graduated Tau Beta Pi and in 2018 was named Alumnus of the year. He is also a graduate of the Global Leadership and Public Policy for the 21st Century program at Harvard University.Dylan and his family reside in Denver, Colorado where he is active locally with Colorado Concern and the Colorado Spaceport. In his spare time, Dylan enjoys hiking, competing in triathlons and spending time outdoors. As a weekend warrior athlete, Dylan has more than 25 top ten finishes and 25 age group wins to his credit, and he regularly interviews world class athletes whom have shown extraordinary resilience as the host of the Legendary Podcast. He is married to legal expert, consultant and author Gabrielle V. Taylor with whom he has two teenage daughters.

Bhavik Bajaj

Angel / Sophisticated Investor and Trader (Ex London Stock Exchange(LSE), Deutsche Bank, London Clearing House(LCH) ) , Invested in 60+ Startups / 4 successful exits (with Avg 20x) and counting more. (Web3 -> udaybs.ETH )Invested in following asset classes from past 2 decades across UK / India / US / Europe / -Private Equity (Seed / Growth / VC/ Acquisition / Merger) - Equity Markets - Real Estate - FX - Commodity - Bonds - Fintech, Blockchain, Crypto Market, Web3 , DeFi, NFT - Derivative Markets / Hedging / F&O / CFDGrowing Wealth in bumpy economic rides - There is no secret formula. Investment is an art. Being vigilant, dynamic, connecting dots, evaluating risk with constant change, loads of patience and visualising medium to long term.Private Equity Investments across globe in following domains / categories: - Energy - EV / Carbon Footprint - Blockchain / FinTech / AI / ML / Web3 / DeFi - D2C / B2C - Food & Beverages - Pharma - Media & Entertainment

oheila is an entrepreneur with C-team leadership experience on project management and pre-master planning of large-scale smart, resilient green infrastructure projects.

Dr. Johann ‘Hansi’ Hansmann was born in Austria and studied economics in Vienna. He spent the major part of his professional life working as an executive in the pharmaceutical industry in Austria, Germany, UK and Spain. He gathered several years of entrepreneurial experience running successfully his own pharmaceutical company in Spain afterconducting a management buy-out of a big pharmaceutical plant, making an exit in 2003. Since this time he is active as investor and business angel. He currently holds investments with a geographical focus on Austria, Germany, UK and Spain both internet and in the health industry. He led Runtastic, shpock, mysugr and just recently durchblicker and Busuu to extraordinary exits. He was president of the ‘Austrian Angels Investors Association’ until 2021, was awarded 'Best European Early Stage Investor' in 2016 by eban.org and is now based in Vienna and tries to find spare time to ride his mountain bike.

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.

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.

Joanne Wilson has had many careers. She started out in retail, eventually moving to the wholesale arena. She then transitioned to the media side of the technology world, before once again reinventing herself as an investor. She is currently an active angel investor with a portfolio of over 90 companies such as Food52, Sweeten, Vengo, Nestio, Phinand Phebes, Makers Row, Clutter, and Union Station. She has been involved in numerous real estate transactions from beginning to end and continues to make investments in that world. She is also an investor in a few restaurants in the New York area. In addition to these endeavors, Joanne has been involved in various education projects and served as chairperson at Hot Bread Kitchen, non-profit committed to increasing access to the culinary industry for woman and minority entrepreneurs. She also sits on the board of The Highline. Joanne has maintained her very popular blog, www.gothamgal.com for over 11 years and has recently take her talents to the airwaves on her podcast, ""Positively Gotham Gal"". She loves to bake, cook, throw a good party, travel, read, collect art, do the crossword and stay on top of what's happening around the globe and in NYC.Her most successful venture is being married to her best friend, Fred and raising their three kids- Jessica, Emily and Josh

Aman Gupta - Co Founder & CMO @ boAt

Bill Gates is the Co-chair of Bill and Melinda Gates Foundation. He attended Harvard University.

Christian Dahlen is a business angel. He provides expert capital and venture advice to B2B SW startups in Silicon Valley and in Germany. He is a member of the Band of Angels, Silicon Valley's oldest seed funding organization. Christian was a VP at SAP and held various roles in business strategy and operations. Prior to SAP, he was theGeneral Manager for the Internet and phone business of Kabel Deutschland (KDG), Germany's largest cable operator. He joined KDG from Excite@Home, and before that was with McKinsey & Co.

Advisory CTO and Angel Investor

Taavet Hinrikus is co-founder and CEO of TransferWise. Prior to starting TransferWise, Taavet was Skype’s director of strategy until 2008, starting as its first-ever employee. One of the World Economic Forum's Tech Pioneers, Taavet is an adviser to Prime Minister of Estonia on the digital agenda. He’s also a mentor and angel investor; hisinvestments include Tweetdeck, Mendeley, OMGPOP, Property Partner, Sunrise, Improbable and Mapillary.

Charles Songhurst is a founding partner of Katana Capital, a long-short equity hedge fund. He also runs the Songhurst Group, which holds assets in a variety of private companies.Charles ran corporate strategy for Microsoft and focused on partnering and M&A. He was involved in the Yahoo acquisition and commercial deal, and the Skypeacquisition. Before running corporate strategy, Charles was focused on the emergence of Google and the growth of the search industry.Prior, Charles was an analyst at McKinsey & Company in London. Charles received a bachelor’s degree from Oxford University in politics, philosophy, and economics.

Sagar Ratilal Bavarva is the Director and Researcher of Aasan Group of Companies. He previously worked at the World Economic Forum as a Digital Associate - Remote. Sagar Ratilal Bavarva attended Harvard Business School.

Ahu Serter is the Founder and President of Fark Labs. She previously worked at FARHYM Vehicle Interiors as a Head of Management Committee, Board Member. Ahu Serter attended Pace University.

Bill Gates is the Co-chair of Bill and Melinda Gates Foundation. He attended Harvard University.

Venture Capitalist, Managing Partner, Chief Technology Officer

Jon Oringer is the founder and chairman of Shutterstock.

Jeremy is a full time angel from Singapore who invests across USA/Canada, Europe, and Israel.

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

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.

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.

As the CEO of Climate Transition Swiss AG, I lead a Swiss company that develops and finances green, resilient infrastructure projects across North America, Europe, and Japan. With over 20 years of international business experience, I have a strong track record of delivering sustainable energy solutions that create positive environmental and socialimpact.In addition to my role as CEO, I am also a Lobbyist for Climate Policy at the U.S. House of Representatives, where I focus on influencing environmental initiatives in Japan and Europe. I am passionate about advocating for climate action and fostering global collaboration on this urgent issue. I am also a member of the Forbes Business Council and a regular contributor to their climate section, where I share my insights and expertise on green business and policy.

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.

Leonardo DiCaprio is an American actor and film producer. He has been nominated for three Academy Awards and nine Golden Globe Awards. He won the Golden Globe Award for Best Actor for his performance in The Aviator (2004), and has been nominated by the Screen Actors Guild, Satellite Awards, and the British Academy of Film and Television Arts. Acommitted environmentalist, DiCaprio has received praise from environmental groups for his activism. At the 2007 Oscar ceremony, DiCaprio and former Vice President Al Gore announced that the Academy Awards had incorporated environmentally intelligent practices throughout the planning and production processes, and on July 7, 2007, DiCaprio presented at the American leg of Live Earth.

Thibaud Elziere is the Founder of Hexa. He previously worked at Fotolia as a Founder. Thibaud Elziere attended Technical University of Berlin.

Jordan Mendell is the chief product officer and head of mobile products at Mendell studied organic chemistry at the University of Colorado atDenver.

Tom McInerney is a notable angel investor. He was a seed investor in Segment, Notion, GetAround, Tala, MemSQL, Mode Analytics, OpenTrons, Arcadia Power, and more.

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.

Lauren DeLuca is a Founder and Managing Partner of Motivate Venture Capital, a Chicago-based Pre-Seed and Seed investor.He co-founded a family of niche FinTech firms and was an active Angel investor. In 2012, he co-founded Sailfish Systems, a managed services and market data provider for trading firms, banks, and hedge funds. Sailfish merged withVictory Networks in 2013 to serve clients across the US and Europe. The combined business was ultimately sold to QuantHouse, a Paris-based trading technology provider, in 2017.He co-founded Oxford Intelligence Partners at the beginning of 2015, a boutique stock market-analytics firm. Clients included many Fortune 500 companies before a successful exit to Q4 Inc., a Toronto-based strategic acquirer serving 1000+ clients. His personal Angel portfolio spans a multitude of B2B/B2C verticals and contains over thirty early- and growth-stage businesses, including Chime, HomeChef, TradingView, Appcast, Popular Pays, DeskPass and PostProcess Technologies. He received my MBA from the Kellogg School of Management at Northwestern University and holds a Bachelor of Arts degree in Political Science from the University of Notre Dame where he graduated Cum Laude in 2001.

Christian O. Edler is an investor and entrepreneur with a proven track record in sectors ahead of mainstream adoption. He invests opportunity-driven, sector- and business-model agnostic. Christian built a 10-year track record investing in early-stage ventures and securing exclusive deal flow in primary and secondary growth opportunites. He isco-investing with the best investors and VCs in the world – like Andreessen Horowitz, Peter Thiel, Christian Angermayer, Gsquared, Bitkraft, Bessemer Ventures, Coatue, Sony, FirstMark Capital, DN Capital, FJ Labs, Moore Capital, Alexis Ohanian (Seven Seven Six), Left Lane, Insight, Tencent, Hive and many others. Due to his track record, he has access to exclusive opportunities in the EU/US. Christian’s >75 angel startup investments returned over 20x including several unicorns. As an entrepreneur, Christian recruited, educated and led over 1,500 sales people with $500M in annual sales. His primary focus is on world-class entrepreneurs with new categories of ideas and a potential for massive scale. If you like to co-invest with him, follow his syndicate on AngelList: https://angel.co/s/edleredler/fCORTChristian is a Scout Partner of Sequoia Capital, Venture Partner of BITKRAFT VC, an alumnus of Harvard Business School, a former semi-pro alpine skier, and based in Berlin & Los Angeles.

blah - teh software was teh busted and they didn't want to fix it or hire someone to fix it, odd folks, these.

Kevin Love is an American basketball player for the Cleveland Cavaliers of the National Basketball Association.

Alfred Luger

Paul Buchheit co-founded social network aggregator FriendFeed, along with three other former Google employees. He is also an investor in FriendFeed and participated in a $5 million Series A round in February 2008.He was the 23rd employee at Google, where he created Gmail and implemented many of its innovative features. He developed the originalprototype of Google AdSense, and was responsible for Google's famous "Don't be evil" motto in a meeting.

Ramakant plays a central role in driving all technological innovations that form the backbone of Livspace while also leading our operations team. Before founding Livspace, Ramakant was a core team member and Vice President of Engineering at Myntra, a leading fashion eCommerce startup in India (acquired by Flipkart). Ramakant, graduated from IITKanpur, and holds an MBA from Indian School of Business, Hyderabad.

Erik Peterson is the Founder at DormTrader.

Chris Adelsbach - Founding Partner @ Outrun Ventures

Namita Thapar is an Executive Director at Emcure Pharmaceuticals. She previously worked as a senior manager at Abbott. She attended Duke University's Fuqua School of Business.

Vijay Shekhar Sharma is the Managing Director and Chief Executive Officer of Paytm. He previously worked at India Today Group Online as a Tech head. Vijay Shekhar attended Delhi College of Engineering.

Early-Stage Tech Investor; Sustainability; Ex-Mortgage Backed Securities Trader, Columbia MBA, 50 countries.

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

Dr Rand Hindi is an entrepreneur and investor in 50+ deeptech and web3 companies. He is the CEO at Zama, a homomorphic encryption startup. Rand started coding at the age of 10, created a social network at 14, and started his PhD at 21. He then created Snips, the first private-by-design voice assistant, which was acquired by Sonos. He was electedan MIT TR35, a Forbes “30 under 30”, and was a lecturer at Sciences Po in Paris as well as a member of the French Digital Council.He holds a BSc in Computer Science and a PhD in Bioinformatics from University College London (UCL).

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.