Top 40 Sustainability Angel Investors in Estonia in May 2026

Portfolio highlights

• Askly — Add multilingual chat to any site in 2 minutes. Providing multilingual customer support is easy and affordable. Start a 30-day free trial today.
• Snabb — Barking delights vehicle owners by enabling services such as parking, washing, charging, and fuelling from one user-friendly and convenient interface- the Barking App. Browse, book, navigate, start, pay, review and manage your vehicle services from one easy-to-use App.Founded in 2015, we've grown from a Tallinn-based private parking App toan international platform that serves over 50,000 users in 10 markets on a monthly basis.We are constantly working towards connecting all vehicle service providers to our platform and thus enabling the ultimate convenience and simplicity to vehicle owners.
• Promoty — Influencer marketing platform that helps you to find creators, manage influencer relationships, and save time on influencer marketing. Get started here!

Portfolio highlights

• Bikeep — Smart bike and e-scooter stations with app access, fire-safe e-charging, and real-time monitoring from anywhere. 10,000+ devices across 30+ countries.
• Promoty — Influencer marketing platform that helps you to find creators, manage influencer relationships, and save time on influencer marketing. Get started here!
• FleetFox — Full-stack fleet care service. Hands-on fleet services powered by technology for car-sharing and business fleets across Europe.

Portfolio highlights

• Klaus — Klaus is a conversation review tool that improves customer service quality by making internal feedback easy and systematic. It also integrates with your help desk, good for improving the quality of answers and on-boarding new agents. They also connect to your favorite help desk solution and saves time on fumbling around with spreadsheets and comingup with the review system.Klaus is based in Tallinn, Estonia.
• SegmentStream — SegmentStream is a data intelligence platform which helps collect and unify from different data sources into own data warehouse for advanced analytics and attribution. Our solution is trusted by leading brands such as Benetton, Nespresso, New Balance, myToys, Eventim Group, and others.
• Jälle Technologies — Jälle Technologies create advanced recycling technologies that transform battery waste into high-value resources.

Portfolio highlights

• Lutso — Empowering older adults to live independently, safely, and with dignity. Lutso is the smarter way to support aging at home.
• Esgrid — Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.
• Frontu — Field service management software designed to simplify business operations. Learn how FSM can transform your field service company. Try now!

Portfolio highlights

• Planet42 — Having your own car has never been easier. Planet42 is a vehicle rental company offering rent-to-buy car service for private clients.
• Mentornaut — Mentornaut is a new online tutoring platform is aiming to increase inclusion in personalized education and counts Super angel, United Angels VC, and a list of EdTech advocates like Bolt co-founder Martin Villig, and Clanbeat co-founder Kadri Tuisk among its investors.
• StudentFinance — Catapult your career with leading re-skilling and up-skilling bootcamps. Study now and pay us back once you land a job & start earning!

Portfolio highlights

• Alvin — Highly accurate, automated column-level lineage, powering your data workflows.
• BeTRITON — 100% electric recreational vehicle - revolution in sustainable travel. BeTRITON (formerly known as Z-Triton) offers extraordinary experience and freedom to travel both over land and water.
• Around — The largest network of workspaces on flexible terms. We are a savvy team from Latin America providing fast-growing companies with on-demand access to flexible office space. Everywhere.We believe work at its best is always creative and collaborative, expressed with freedom, autonomy, and purpose; and the space surrounding us should help us achieveit, anywhere & everywhere.We are shaping the future of work today by improving workspaces and the rules around them, and helping innovative teams find their ideal space to make their best work every day — our first step on a journey to change the way we work and think about work.Our best work. Anywhere. Everywhere. We are Around.

Portfolio highlights

• VOOL — VOOL is a one-stop shop for EV Charging. Experience chargers that are reliable, save money, and look damn good. Made in Estonia.
• Spacedrip — Spacedrip develops automated water treatment and reuse systems that recycle wastewater back to pure usable water with minimal maintenance. Our systems provide off-grid water without the need for centralized sewage/water solutions.

Portfolio highlights

• Hepta Insights — Hepta provides automated power grid management and analysis using autonomous drones and powerful analytics software. Visit our website to find out more!

Portfolio highlights

• VOOL — VOOL is a one-stop shop for EV Charging. Experience chargers that are reliable, save money, and look damn good. Made in Estonia.
• GaltTec — GaltTec focuses on developing and marketing microtubular solid oxide fuel cells. GaltTec specializes in drones, off-grid equipment, IoT, portable devices, and space equipment. GaltTec was founded in 2022 and was headquartered in Tartu, Estonia.
• Spacedrip — Spacedrip develops automated water treatment and reuse systems that recycle wastewater back to pure usable water with minimal maintenance. Our systems provide off-grid water without the need for centralized sewage/water solutions.

Portfolio highlights

• Esgrid — Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.
• Supersimple — Supersimple helps SaaS companies use customer behavior data to drive decisions in product & sales.
• ScamGuardian.AI — Providing Actionable Intelligence to Stop Scams

Portfolio highlights

• Woola — A sustainable alternative to bubble wrap: protective e-commerce packaging made of leftover wool. Lightweight. Compostable. Customisable.

Portfolio highlights

• Katana — Katana gives thousands of manufacturers a live look at their business with visual, intuitive, and easy-to-use ERP software.
• Insempra — Origin.Bio creates synthetic microorganisms that can make many of the same ingredients as traditional chemical industrialization processes today, but with significantly fewer energy requirements and waste produced while eradicating the need for petrochemicals.The company drives the convergence of engineering with biology, using DNA as theprogramming language. Rather than editing genetic material only in or out of DNA, engineers can hack entirely new organisms that have never existed — all powered by computing, automation, and artificial intelligence (AI)/machine-learning while leveraging millions of years of evolution. Operating at an atomic level, the company farms organisms with microscopic precision and integrates them into existing original equipment manufacturer (OEM) manufacturing processes. This asset-light approach enables Origin.Bio to generate sustainable materials at speed in a cost-effective way, without compromising on performance.
• Entrepreneurs First — We turn exceptional individuals into funded founders. We back you first, then give you a bridge to Silicon Valley.

Portfolio highlights

• Juro — Juro is an all-in-one contract automation platform that helps legal and business users to agree & manage contracts in one unified workspace.
• Meatable — Meatable is a food production company that produces real and guilt-free meat. With one cell, they are revolutionizing the meat industry's impact on climate change and animal welfare. At the same time they increase food security, without compromising the culinary experience of eating tasty, real meat. They aim to satisfy the world'sappetite for meat without harming people, animals, and the planet.It was founded in 2018 and is headquartered in Delft, South Holland, The Netherlands.
• Skeleton Technologies — Skeleton Technologies is the global leader in ultracapacitor & supercapacitor energy storage and helps companies in automotive, transportation, grid, and industry to save energy.

Portfolio highlights

• Glocalzone — Glocalzone is a platform that connects shoppers who want to buy products from abroad and travelers who want to make a profit.

Portfolio highlights

• Woola — A sustainable alternative to bubble wrap: protective e-commerce packaging made of leftover wool. Lightweight. Compostable. Customisable.

Portfolio highlights

• Yaga — Yaga is designed for everyone who wants to sell items online in a convenient and secure manner.
• Grünfin — Grünfin is a sustainable investing platform for people who care about their impact.
• CARÁ Health — Suun combines a midwife-powered app with studios in Tallinn and Berlin to ease pregnancy and postpartum symptoms, build strength and support you every day.

Portfolio highlights

• Ekmob — Ekmob creates mobile projects for companies which have mobile field teams and operations.Companies with mobile teams and field operations have some common problems such as inefficiency in management of mobile teams, communication difficulties, inability to get instant data from field, offline mobile team on the field. All these problems lead tolack or deficiency in decision-support systems.
• Ollang — Ollang provides cutting-edge AI dubbing, accurate subtitle translations, and closed captions services to enhance your multimedia content. Experience superior quality dubbing that brings your videos to life. Explore our services today!
• HrPanda — Streamline your hiring process with HRPanda's advanced applicant tracking system. Manage job postings, track candidates, and simplify recruitment all in one intuitive platform. Transform your hiring with HRPanda!

Portfolio highlights

• Cookie3 — Conversations, clicks, conversions. Every interaction and transaction, all in one platform. Track it all. From yaps to swaps, know what is driving results, which KOLs are pulling their weight, and activate your community. Data-driven insights, every step of the way.

Portfolio highlights

• EcoCart — Join the millions of shoppers using EcoCart to offset their carbon footprint at checkout with climate contributions.
• Terviva — TerViva partners with growers to raise organic pongamia trees, a legume tree crop that produces large quantities of alternative protein and vegetable oil.
• Yousician — Yousician is a fun way to learn the guitar, piano, bass, ukulele or singing. Enjoy thousands of songs with Yousician as your personal music teacher!

Portfolio highlights

• Ekmob — Ekmob creates mobile projects for companies which have mobile field teams and operations.Companies with mobile teams and field operations have some common problems such as inefficiency in management of mobile teams, communication difficulties, inability to get instant data from field, offline mobile team on the field. All these problems lead tolack or deficiency in decision-support systems.
• Vagustim — Enhance your well-being with Vagustim, a smart, data-driven, and customized vagus nerve stimulator designed for non-invasive auricular stimulation. Bluetooth-compatible and paired with iOS/Android, it adapts to your needs for optimized results. Experience personalized health innovation at Vagustim Health.
• Glocalzone — Glocalzone is a platform that connects shoppers who want to buy products from abroad and travelers who want to make a profit.

Portfolio highlights

• Cookie3 — Conversations, clicks, conversions. Every interaction and transaction, all in one platform. Track it all. From yaps to swaps, know what is driving results, which KOLs are pulling their weight, and activate your community. Data-driven insights, every step of the way.

Portfolio highlights

• Zyfi — Zyfi is building the best on-chain user experience by leveraging paymasters and intents, powered by ZKsync
• Cookie3 — Conversations, clicks, conversions. Every interaction and transaction, all in one platform. Track it all. From yaps to swaps, know what is driving results, which KOLs are pulling their weight, and activate your community. Data-driven insights, every step of the way.
• DATS Project — DATS (Decentralized Autonomous Threat Security) is transforming cybersecurity with a new approach using Decentralized Physical Infrastructure Network (DePIN) technology. Traditional centralized systems struggle against large-scale cyber threats like botnets. DATS solves this by utilizing unused computing power worldwide to build a scalable networkthat detects and reports threats in real time. This system secures Web2, reduces audit times from weeks to minutes, and offers strong protection for industries such as: - Banking - Healthcare - Telecom - E-commerce - Insurance - Energy

Portfolio highlights

• Yaga — Yaga is designed for everyone who wants to sell items online in a convenient and secure manner.
• Yera — Improve quality of support, sales, on-time delivery, time tracking and more. The only fully automated all-in-one engagement & reward system for teams. Results in just 30 days (or less).
• Yera — Visualize agent performance. Gamify work and plant real trees. High-growth companies use Yera to empower their agents, improve KPIs, and reduce their carbon footprint. Agents can deliver their best work, feel motivated, and help save the planet.

Portfolio highlights

• Artcomun — Artcomun aims to enable everyone to create, collect and trade art in one platform by the power of algorithms.
• Getmobil — Getmobill offers services in refurbished devices and their sale and resale.
• Glocalzone — Glocalzone is a platform that connects shoppers who want to buy products from abroad and travelers who want to make a profit.

Portfolio highlights

• YuMuuv — YuMuuv is an employee wellness platform that uses science-based formulas to capture data and keeps track of physical activity & leaderboard.
• Shen.AI — Discover how Shen AI turns your smartphone into a health companion - no wearables, just powerful, camera-based health insights.
• SegmentStream — SegmentStream is a data intelligence platform which helps collect and unify from different data sources into own data warehouse for advanced analytics and attribution. Our solution is trusted by leading brands such as Benetton, Nespresso, New Balance, myToys, Eventim Group, and others.

Portfolio highlights

• Glocalzone — Glocalzone is a platform that connects shoppers who want to buy products from abroad and travelers who want to make a profit.
• Fazla Gıda — Fazla Gıda is a technology solutions company that prevents food waste.
• Revel Games — Revel Games engages in the creation of mobile gaming apps.

Portfolio highlights

• KWOTA — Kwota offers digital validation and trading services for recycled material CO₂ emissions.
• PayQin — Vous allez aimer payer en ligne
• Detail — Record and edit videos with Detail for iOS and macOS. Everything you need to create videos and podcasts, fast. Download for free on the App Store.

Portfolio highlights

• LynxPower — Cleantech platform offering wireless metering and AI-driven energy management to track, analyze, and optimize energy use in real time.
• ProcurementFlow — Reduce time to market for new products! Simple procurement teamwork software for keeping the communication and procurement process in the flow. Requisition management, eSourcing, SRM.
• DriveX Technologies — Decrease your average claim size with AI vehicle inspection tool for CASCO pre-checks and windshield claims.

Portfolio highlights

• GIG-A — Open a bank account in Japan from your mobile with GIG-A. Receive salary, manage everyday spending, or transfer money with ease.
• Introwise — Introwise makes it easy for everyday experts to offer coaching and advice online.
• Lightyear — Lightyear is a simple and approachable way to invest your money globally without unnecessary barriers and fees.

Portfolio highlights

• Lutso — Empowering older adults to live independently, safely, and with dignity. Lutso is the smarter way to support aging at home.
• Esgrid — Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.
• Saltfish — Create interactive product demos in minutes. Embed on your website, share in emails, see who's watching. No code required.

Portfolio highlights

• Grünfin — Grünfin is a sustainable investing platform for people who care about their impact.

Portfolio highlights

• FanSifter — FanSifter is a fan data management platform that leverages machine learning to help rights holders in music, entertainment, and sports increase tickets, music, merch, experiences, and sponsorships sales.
• Jälle Technologies — Jälle Technologies create advanced recycling technologies that transform battery waste into high-value resources.

Portfolio highlights

• Cookie3 — Conversations, clicks, conversions. Every interaction and transaction, all in one platform. Track it all. From yaps to swaps, know what is driving results, which KOLs are pulling their weight, and activate your community. Data-driven insights, every step of the way.

Portfolio highlights

• Esgrid — Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.

Portfolio highlights

• Roofit.solar — Our award-winning integrated solar roof combines Nordic design with premium materials and highly efficient solar technology.

Portfolio highlights

• Zibra AI — Zibra Liquids is a real-time and cross-platform physically correct fluid simulation plugin for game developers
• Pacific Meta — Pacific Meta is a tech startup that creates a web3 platform with the goal of offering guidance to businesses using blockchain technology. The firm platform aids in the product's localization for the Japanese market and offers community management services, enabling businesses to promote themselves on social media platforms and work withinfluencers in the cryptocurrency space.
• Alliance Games — Build Beyond Limits. Multiplayer for the Next, Decentralized Era.

Portfolio highlights

• One mtn — 1MTN is bridging Africa and carbon markets to combat climate change through carbon removal projects and planting bamboo. Purchase carbon credits or learn about our partnership-oriented funding model for landowners. #actnow #carbonremoval #plantingbamboo

Portfolio highlights

• FlexyWatt — FlexyWatt's smart energy management technology allows consumers to optimize energy use and cut electricity expenditures.
• Topi — Topi is an B2B e-commerce platform for wholesale market.
• admarket.co — Admarket is a trailblazing AdTech startup that's reshaping the advertising landscape. By offering a streamlined and secure platform for reserving, purchasing, and selling ad spaces, it connects advertisers and media owners like never before. With just one click, advertisers can book various types of ad spaces - including TV, radio, digitalscreen, outdoor, in-store, and in-flight - from anywhere in the world.Admarket simplifies the process of securing ad spaces from preferred media owners and agencies, while its payment service provider, Stripe, ensures top-notch security for customer credit card information. Media owners benefit by gaining access to a global customer base and boosting their revenue.Designed for ease of use, Admarket allows advertisers to view ad spaces on a map, similar to hotel booking sites. Its innovative AdsChange feature enables media owners to swap ad spaces with one another, like exchanging billboard space for radio ads. Plus, advertisers can swiftly broadcast urgent announcements via TV or radio.Looking ahead, Admarket aims to leverage AI technology for identifying sector-specific advertising needs, planning, and design. It will also incorporate automatic bid strategies for outdoor media, TV, and radio ad spaces. Advertisers will be able to view cost-effective advertising options on various timeframes through chart data, akin to flight ticket pricing. Moreover, the AdBroker feature will enable media owners to earn additional income through Admarket's profit-sharing program.In a nutshell, Admarket is a groundbreaking AdTech startup that's revolutionizing the advertising industry by streamlining ad space booking for advertisers and expanding the customer base for media owners. With plans to introduce even more cutting-edge features, Admarket will continue to drive innovation for both advertisers and media owners.

Portfolio highlights

• Cloud Factory — Cloud Factory provides consulting, implementation, and support for Dynamics 365 Business Central, MYOB Advanced, SAP B1, Wiise and Korber Warehouse Management.
• THEO — Power-Up Any AI Assistant in 3 minutes by transforming your startup's strategy, product, and market info into an expert-designed AI-ready knowledge format, making AI truly understand your unique business nuances.
• Cloud Factory Jewelry — Cloud Factory team helps you launch your personal branded jewelry merchandise without any effort, up-front payments or inventory issues. This is the place where to 3D print silver.

Portfolio highlights

• Askel.ai — Askel.ai elevates SaaS with embedded AI automation.
• Handhold — Handhold is an AI platform that creates multimodal agents to automate the sales and onboarding process for inbound leads.
• Woola — A sustainable alternative to bubble wrap: protective e-commerce packaging made of leftover wool. Lightweight. Compostable. Customisable.