OpenOcean is a pan-European early-stage venture capital firm investing in B2B software across Europe, with offices in Helsinki and London. The firm focuses on AI-native software, automation, and data-intensive technology, partnering with technical founders from seed and Series A stages.
Deal activity increased 50% year-over-year (3 deals in the last 12 months). Average disclosed round size is $30.4M (across 25 rounds with reported amounts).
Portfolio
27
Fund Size
—
Top Stage
Seed
Last 12 Mo
3
Team
Tom Henriksson
General Partner
CV
Crystal van Oosterom
AI Venture Partner
Sam Hields
Partner
Raoul Lehtonen
Finance Director
Oliver Johnston-Watt
Investment Associate
Ralf Wahlsten
Chairman
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
36 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Sitegeist | Pre-Seed | — | Feb 2026 |
| Sitegeist | Pre-Seed | — | Jan 2026 |
 IQM Quantum Computers | Series A | — | Nov 2025 |
| IIQM Finland | Series B | $50M | Sep 2025 |
 Embeddable | Seed | — | Dec 2024 |
 Surglogs | Unknown | — | Nov 2024 |
| Embeddable | Seed | — | Jan 2024 |
 Droppe | Seed | — | Jan 2024 |
 Mindsdb | Seed | $46.5M | Aug 2023 |
| Mindsdb | Seed | $25M | Jan 2023 |
 IQM | Series C | $128M | Jul 2022 |
 LatticeFlow | Series A | $12M | Jan 2022 |
 Bitrise | Series C | $60M | Nov 2021 |
| IIQM Quantum Computing | Series A | — | Nov 2020 |
| IIQM Finland | Seed | — | Jun 2020 |
 Workfellow | Seed | $3M | Jan 2020 |
 Blockstack | Seed | $4M | Jan 2017 |
 Tapdaq | Series A | $6.5M | Jan 2016 |
 Truecaller | Growth | $100M | Jul 2015 |
| Truecaller | Series C | $60M | Oct 2014 |
| VVerto Analytics | Seed | $2.4M | Sep 2014 |
 Import.io | Seed | $3M | Sep 2014 |
 AppGyver | Unknown | $2.5M | Jan 2014 |
 Zentyal | Unknown | $1M | Dec 2011 |
| Truecaller | Series D | $100M | — |
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Top Co-Investors
Tesi7 shared
Maki.vc6 shared
Salvia5 shared
Vsquared Ventures5 shared
Y Combinator4 shared
Kleiner Perkins3 shared
Atomico3 shared
Access Venture Partners3 shared
Sequoia Capital3 shared
Speedinvest3 shared
Wellington Management2 shared
Eurazeo2 shared
Mango Capital2 shared
Techstars2 shared
Four Rivers Group2 shared
b2venture2 shared
private angel investors2 shared
Peak2 shared
Benchmark2 shared
Last updated: 7 October 2026