About Tesi
Tesi is a private equity firm founded in 1995. It is primarily based in Helsinki, Finland. As of Oct 2026, Tesi is an active investor with a portfolio of 406 companies, comprising 406 funding rounds and 11 acquisitions. In the last 12 months, it has participated in 15 funding rounds. The firm primarily invests in companies based in Finland and United States. Its portfolio is spread across a wide range of sectors from Enterprise Applications to High Tech. Its latest investment was a $***** Series C round in Kasvu Therapeutics on Sep 24, 2026 which also saw participation from Hadean Ventures, Innovestor and other investors.
Overall Tesi portfolio has seen 3 unicorns, 30 IPOs and 86 acquisitions including key companies like Oura, IQM and ICEYE. A lot of funds co-invest with Tesi, with names like Finnvera sharing a substantial percentage of its portfolio.
Tesi has a team of 25 people.
Key Metrics
Tesi's Portfolio
Tesi has a portfolio of 406 companies. They have invested in a total of 406 companies. Their most recent investment was in Kasvu Therapeutics (Series C round) on Sep 24, 2026. Here are the most recent investments by Tesi:Date | Company | Round | Amount | Co-Investors |
|---|---|---|---|---|
Sep 24, 2026 | Series C | 2967 | ||
Sep 22, 2026 | Series B | 8255 | ||
Jul 06, 2026 | Series A | 8736 | ||
2026 | Seed | 9936 | - |
Tesi has acquired 11 companies. Their most recent acquisition was of Uusioaines on Nov 06, 2018. Here are the most recent acquisitions by Tesi:
Acquisition Date | Company | Short Description | Total Funding | Founded Year |
|---|---|---|---|---|
Nov 06, 2018 | Manufacturer of bottles, jars and window glasses | - | 1995 | |
Apr 24, 2018 | Chain of indoor activities focused entertainment parks | - | 2012 | |
Dec 19, 2017 | Building water pumps and heating network renovation provider. | - | 2006 | |
Dec 29, 2016 | Business accommodation booking platform | - | 2001 |
Here is the portfolio snapshot of Tesi:
Investments by Year
The maximum number of investments were made in 2021
Acquisitions by Year
The maximum number of acquisitions were made in 2018
Portfolio by Location
Companies are primarily in Finland and United States
Portfolio by Sector
Companies are primarily in Enterprise Applications
Team profile of Tesi
Tesi has a team of 25 members including 6 Principals located in Finland and United States. Tesi's team does not sit on the board of any company as of now.Here is a list of top team members in Tesi:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Principal | Helsinki | - | ||
Principal | Helsinki | - | ||
Principal | Helsinki | - | ||
Principal | - | - | ||
Principal | Finland | - | ||
Principal | Finland | - | ||
Advisor | Helsinki | - | - | |
Associate | Helsinki | - | ||
Associate | Helsinki | - | ||
Associate | Helsinki | - | ||
Associate | Helsinki | - |
Co-investors of Tesi
Over the past 31 years, 154 investors have co-invested in Tesi's portfolio companies.
- Top Co-investors of Tesi: 154 investors entered a company along with Tesi. These include investors like Finnvera (4 companies).
Tesi News
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Tesi's half-year report 1 January–30 June 2026 – The best result in Tesi's historyTesi•Sep 24, 2026•Tesi
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Tesi continues to support Verda as the company becomes a unicorn with a EUR 163 million funding roundTesi•Sep 22, 2026•Tesi, Verda, Emergence Capital, Super Micro and 5 others
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Vev Secures Major Funding from Jolt Capital to Scale European Fleet ElectrificationFleetworld•Sep 10, 2026•VEV, Tesi, Jolt Capital
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Finnish Healthtech Startup CurifyLabs Raises €12 Million in Series A RoundStartup Rise EU•Jul 06, 2026•Healthcap, CurifyLabs, Sandwater, HealthCap and 1 other
