Top 5 Big Data Angel Investors in Estonia in May 2026

Jaan Tallinn is the Co-Founder of the Centre for Study of Existential Risk and Future of Life Institute.

Investment focus

Software, Artificial Intelligence, Internet
Seed, Funding Round, Series A
United States, Estonia, United Kingdom

Portfolio highlights

LawZero — LawZero is committed to advancing research and creating technical solutions that enable safe-by-design AI systems.
TENYX — Discover innovative solutions for digital transformation at Tenyx. Explore our cutting-edge technology services designed to drive business growth and elevate your digital presence.
Lightyear — Lightyear is a simple and approachable way to invest your money globally without unnecessary barriers and fees.

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Markku Jääskelainen.

Investment focus

Drones, Big Data, Software
Seed, Series A
Estonia

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!

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As cofounder of Oriente, Geoffrey Prentice is responsible for global business strategy, strategic partnerships, brand, and investments. He has nearly 20 years of experience founding, scaling and investing in technology companies across international markets.Before this, Geoffrey spent seven years as a founding Partner at Atomico, a leadingglobal VC firm with over US$2 billion in assets under management where he focused on sourcing new investments and working with portfolio companies on their global business development and expansion initiatives.In 2002, Geoffrey co-founded Skype, where he also served as Chief Strategy Officer. At Skype, he worked with a small team to build a leading global telecommunications platform company and oversaw its expansion into Asia and Latin America in addition to driving its initial business plan development and fundraising activities. He also played an instrumental role in the $3.1 billion exit to eBay Inc in 2005.Geoffrey holds a Bachelor's degree from the University of Michigan.

Investment focus

Apps, News, Mobile
Seed, Series A, Series C
United States, India, Estonia

Portfolio highlights

Pepo — Buy the domain name Pepo.com and launch your business with a premium domain and a high quality logo.
Fab — Join Fab's new marketplace to create, share, and sell digital content. Get 88% revenue share and 100% until the end of 2024. Build your creative business now!
Lingvist — Lingvist is language learning software based on mathematical optimization and statistical analysis. It is designed to help users learn new languages within 200 hours. Its smart algorithm tracks the progress and mistakes of users, and adapts lessons in real time to match their levels and memory patterns.Lingvist is available for iOS and Androiddevices.Lingvist was launched by Ott Jalakas, Mait Muntel, Andres Koern, and Tanel Hiir in 2013 and is operated from Tallinn, Estonia.

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Martin Tajur is the co-founder of Pipedrive.

Investment focus

Software, SaaS, Recruiting
Pre-Seed, Seed, Angel
Estonia, Poland, Ukraine

Portfolio highlights

MX Labs — Allow your user to comprehensively monitor their vital signs. Check wellbeing, prevent misdiagnosis, and motivate lifestyle changes thanks to Shen.AI.
Teamscope — Understand what drives your team's performance, make exceptional hiring decisions, and unlock the full potential of your team.
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.

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