# Top 5 Platforms Startup Investors in Estonia in June 2026

## Jaan Tallinn
- Type: Angel
- Location: Tallinn, Harjumaa, Estonia
- Relevant deals: 3
- Stages: Seed, Series A
- Focus: Software, Artificial Intelligence, Internet

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

## Priit Kasesalu
- Type: Angel
- Relevant deals: 2
- Stages: Seed
- Focus: iOS, Apps, Email

Priit is heavily involved in assessing all of ASI's new technology investments.Before ASI, Priit played an integral role in developing Kazaa and later Skype; indeed, he continues to work at Skype as a core library developer.While cryptography and data communication are his areas of expertise, his other passion is computer gamedevelopment. Together with Ahti and Jaan, he wrote the first Estonian commercial computer game, Kosmonaut.When he isn't using his innate ability to solve complex technical problems, Priit enjoys good company, gourmet restaurants and biking.He holds a degree in automation and system technology from Tallinn University of Technology.

## Cambridge Angels group
- Type: VC Fund
- Location: Cambridge, Cambridgeshire, United Kingdom
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Software, Health Care, Biotechnology

The Cambridge Angels are a group of high-net worth investors who have proven experience as successful entrepreneurs in internet, software, technology and bio-technology. Members invest in and mentor high quality start-up and early-stage companies in these sectors in the Cambridge (UK) area and throughout the UK.Typical funding requirements thatthe Cambridge Angels meet are in the range of £50,000 to £500,000 - although it is worth noting that several of their portfolio companies have received more than £1m in funding from their Members over several funding rounds.Their Members have been responsible for a large number of the “Cambridge Phenomenon” success stories over recent years. Therefore, in addition to providing funding for early-stage companies, the Cambridge Angels also offer start-ups the considerable benefit of a wide range of expertise, contacts and directly relevant experience in establishing and growing entrepreneurial businesses successfully.

## Ahti Heinla
- Type: Angel
- Location: Tallinn, Harjumaa, Estonia
- Relevant deals: 1
- Stages: Seed, Angel, Series A
- Focus: Apps, Internet, Software

Ahti is the CEO, CTO and co-founder in Starship Technologies, a startup that intends to disrupt last-mile delivery by introducing self-driving local delivery robots. He is also a co-owner in Ambient Sound Investments, a private investment vehicle launched by Estonian Skype co-founders.Ahti conducts technical reviews of all ASI's potentialinvestments. His experience and knowledge as a system architect is invaluable in assessing and managing ASI's portfolio companies.Ahti picked up programming at the early age of ten, his fascination with all things technical resulting in him being the lead technical architect at Skype. Ahti has also worked on artificial intelligence, 3D graphics engines, signal processing, and building mobile phones.Out of the office, Ahti dons his running gear to enjoy orienteering and adventure racing events, where navigation is his strong-point.

## Sten Tamkivi
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 1
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Artificial Intelligence, Manufacturing

Sten Tamkivi is the Chief Product Officer at Topia (formerly MOVE Guides). He was previously co-founder and CEO of Teleport (acquired by Topia), the place to scout for startup people. He co-founded the company as an EIR at Andreessen Horowitz.Sten has been a tech entrepreneur since 1996. After founding a few companies in Estonia, he joined Skypeas an early executive, ran the original R&D office, and held several global product leadership roles for 8+ years.He has an MS in Management from Stanford GSB.

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