# Definvest

> Definvest is a VC fund in Maisons-alfort backing Software, Aerospace and Semiconductor. See 8 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Maisons-alfort, France
- Total investments: 8
- Last investment: Nov 2025
- Lead investor: 0%
- Last updated: Aug 2026
- Website: https://www.bpifrance.com/products/definvest/

Definvest is a specialized equity fund focused on start-ups and SMEs regarded as strategic for French armed forces equipment.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 25% |
| Aerospace | 2 | 25% |
| Semiconductor | 2 | 25% |
| Computer | 1 | 13% |
| Hardware | 1 | 13% |

14 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Funding Round | 4 | 50% |
| Series A | 1 | 13% |
| Series B | 1 | 13% |
| Series C | 1 | 13% |
| Post-IPO Equity | 1 | 13% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| U-Space | U-Space Nanosatellites specializes in the design and manufacturing of next-generation nanosatellites tailored for a variety of applications including commercial services, scientific missions, and defense projects. With a focus on innovation, U-Space offers turnkey solutions encompassing a range of nanosatellite sizes such as 3U, 6U, and 12Uconfigurations. The company is dedicated to transforming client needs into high-performance space systems, marking significant milestones in the space industry with projects like the launch of NESS. U-Space collaborates with partners for components supply, contributing to the development of the French space sector and aiming to lead in nanosatellite constellations by 2025. | $27.8M | Series A | Nov 12, 2025 |  |
| Numalis | Numalis validates your program calculations quickly and multiply their accuracy while increase performance. | $5.3M |  | Nov 07, 2023 |  |
| GreenWaves Technologies | GreenWaves Technologies is a fabless semiconductor start-up designing disruptive ultra-low power application processors for image and sound processing and analysis. GAP processor excell at multi-dimensional computing (AI, DSP, ultra low latency DSP). GAP8 primarily serves IoT. GAP9 serves hearables and IoT. |  |  | Feb 03, 2023 |  |
| GreenWaves Technologies | GreenWaves Technologies is a fabless semiconductor start-up designing disruptive ultra-low power application processors for image and sound processing and analysis. GAP processor excell at multi-dimensional computing (AI, DSP, ultra low latency DSP). GAP8 primarily serves IoT. GAP9 serves hearables and IoT. | $21.8M | Series B | Feb 02, 2023 |  |
| Cailabs | Cailabs is a global leader in free-space optical communications. Its dual-use Optical Ground Stations (OGS) are deployed worldwide by leading satellite operators and agencies such as SES, ESA and Contec. The company is among the very few globally to have demonstrated satellite-to-ground links fully compliant with the US Space Development Agency(SDA) standard, confirming its unique technological position.It also plays a central role in European sovereignty/defense programs such as Keraunos, developing secure OGS for next-generation optical satellite links.Founded in 2013, Cailabs has raised over €100M and grown to 170 employees (as of Dec 2025). Cailabs has a global presence with 3 offices : its HQ based in Rennes (Brittany, France), 1 office in Paris (France) and 1 office in Washington DC (Arlington, VA). | $27.4M | Series C | Dec 08, 2022 |  |
| Kalray | KALRAY is a fabless semiconductor and software company that develops, markets & sells a new generation of manycore processors for Imaging, Telecommunication infrastructures, Data Security & Network Appliances embedded applications. | $25.7M | Post-IPO Equity | Dec 02, 2022 |  |
| Kalray | Kalray is an intelligent Data Processing from Cloud to Edge. | $26.8M |  | Dec 01, 2022 |  |
| Cailabs | Cailabs is a global leader in free-space optical communications. Its dual-use Optical Ground Stations (OGS) are deployed worldwide by leading satellite operators and agencies such as SES, ESA and Contec. The company is among the very few globally to have demonstrated satellite-to-ground links fully compliant with the US Space Development Agency(SDA) standard, confirming its unique technological position.It also plays a central role in European sovereignty/defense programs such as Keraunos, developing secure OGS for next-generation optical satellite links.Founded in 2013, Cailabs has raised over €100M and grown to 170 employees (as of Dec 2025). Cailabs has a global presence with 3 offices : its HQ based in Rennes (Brittany, France), 1 office in Paris (France) and 1 office in Washington DC (Arlington, VA). | $23.5M |  |  |  |

8 of 8 investments shown.

## Co-investors
- [Innovacom](https://shizune.co/investors/profile/innovacom) — VC Fund, 3 deals together
- [Arbevel](https://shizune.co/investors/profile/arbevel) — VC Fund, 2 deals together
- [Calao Finance](https://shizune.co/investors/profile/calao-finance) — VC Fund, 2 deals together
- [NewSpace Capital](https://shizune.co/investors/profile/newspace-capital) — VC Fund, 2 deals together
- [PrimaryBid](https://shizune.co/investors/profile/primarybid) — VC Fund, 2 deals together
- [Safran Corporate Ventures](https://shizune.co/investors/profile/safran-venture) — VC Fund, 2 deals together

## Similar investors

### Similar stage
- [Bpifrance](https://shizune.co/investors/profile/bpifrance) — VC Fund
- [SFC Capital](https://shizune.co/investors/profile/startup-funding-club) — VC Fund
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund

## FAQ

### What does Definvest invest in?

Definvest invests primarily in Software, Aerospace and Semiconductor startups, most often at Funding Round and Series A stage. Most of the 8 investments tracked by Shizune back companies in France. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Definvest last invest?

The most recent investment recorded for Definvest closed in Nov 2025. Shizune tracks 8 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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