Hexa is a Paris-based startup studio (formerly eFounders) that partners with founders to build B2B software companies from scratch, providing ideas, seed capital, and operational support in exchange for equity. Founded in 2011, the studio has launched over 40 companies including Aircall, Front, Spendesk, and Swan, with a combined valuation exceeding $5 billion.
Deal activity increased 200% year-over-year (3 deals in the last 12 months). Their most common stage is seed (43% of deals). Average disclosed round size is $42.6M (across 23 rounds with reported amounts).
Portfolio
33
Fund Size
—
Top Stage
Seed
Last 12 Mo
3
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
37 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Corgi Insurance | Series B | $106M | Jan 2026 |
 Parallel | Series B | $100M | Jan 2026 |
 Corgi | Series B | $160M | Jan 2026 |
 Parallel | Series A | $20M | Jan 2026 |
 Basalt | Unknown | $5M | Dec 2025 |
| DDialog | Seed | $4.4M | Nov 2025 |
| FFiliz | Unknown | — | Nov 2025 |
| RRockFi | Series A | — | Mar 2025 |
 Swan | Seed | — | Jan 2025 |
 ScorePlay | Seed | — | Jul 2023 |
 Roundtable | Seed | — | Mar 2023 |
 Cohort | Seed | — | Feb 2023 |
 Cohort | Seed | — | Feb 2023 |
| EEasop | Seed | $2.5M | Oct 2022 |
 Aircall | Series D | $120M | Jun 2021 |
 Upflow | Series A | $15M | Jun 2021 |
| YYousign | Series A | $36.6M | Jun 2021 |
| AAircall.io, Inc. | Series D | $120M | Jan 2021 |
| AAircall.io, Inc. | Growth | $120M | Jan 2021 |
| YYousign | Series A | — | Jan 2021 |
| KKairn | Unknown | — | May 2020 |
 Forest Admin | Series A | $7M | Nov 2019 |
| Aircall | Unknown | $29M | May 2018 |
 Cowboy | Seed | $3M | Apr 2018 |
 Slite | Seed | $4.4M | Apr 2018 |
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Top Co-Investors
Kima Ventures9 shared
Y Combinator7 shared
Index Ventures4 shared
Molten Ventures4 shared
SV Angel3 shared
Adams Street Partners3 shared
NextWorld Capital3 shared
Revaia3 shared
TCV3 shared
Seven Stars3 shared
Alumni Ventures3 shared
OurCrowd3 shared
GSBackers3 shared
Alpha Square Group3 shared
Contrary3 shared
Nordstar3 shared
Quadri Ventures3 shared
Kindred Ventures3 shared
Iris Capital3 shared
Bpifrance2 shared
Last updated: 7 October 2026