R
RoSi
Energy · Seyssins, France · Founded 2017
Offering innovative solutions for recycling and revalorization of raw materials in the photovoltaic industry MoreLess
Developer of photovoltaic modules recycling technology designed for recycling and revalorization of raw materials in the renewable energy industry. The company specializes in valorizing silicon contained in the industrial waste generated during the solar wafer slicing process and from the silicon fine particles that are lost from the PV-silicon production process, enabling clients to render the production of PV modules sustainable at a reduced cost. Keywords: Environment and Energy, Environmental Services Company, Silicon Recycling, Silicon Waste Management, Silicon Waste Recycling, Waste Recycling Center, Waste Recycling Solutions.
Company overview
RoSi company information
The essential company record, classifications and operating signals in one place.
- Status
- Operational
- Founded
- 2017
- Headquarters
- Seyssins, France
- Employees
- 51
- Open positions
- None listed
- Dealroom signal
- 90.6
Valuation & funding
RoSi funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES B✓Equity / VC | Apr 2026 | $22M | $88M | CMA CGM · European Innovation Council · G3T · InnoEnergy | ↗ |
| EARLY VC✓Equity / VC | Nov 2025 | $0 | — | InnoEnergy | — |
| EARLY VC✓Equity / VC | Apr 2025 | $0 | — | InnoEnergy | — |
| EARLY VC✓Equity / VC | Nov 2024 | $16M | $65M | Undisclosed | — |
| SERIES A✓Equity / VC | Nov 2022 | $8.3M | $33M | ITOCHU · InnoEnergy · EIC Fund | ↗ |
| CONVERTIBLE✓Equity / VC | Mar 2022 | EIC Fund | — | ||
| SEED✓Equity / VC | Feb 2021 | InnoEnergy | — | ||
| GRANT✓Other financing | May 2020 | European Innovation Council | — | ||
| EARLY VC✓Equity / VC | May 2020 | EIC Fund | — | ||
| SPINOUT✓Other financing | Nov 2017 | Linksium · French National Centre for Scientific Research - CNRS · CNRS Innovation | — |
Financials
Revenue, earnings and profit over time
Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.
| Year | Revenue | Growth | Profit | Margin |
|---|---|---|---|---|
| 2026 | $405K | 0% | −$280K | -69.3% |
| 2025 | $405K | 0% | −$280K | -69.3% |
| 2024 | $405K | 0% | −$280K | -69.3% |
| 2023 | $405K | 0% | ||
| 2022 | $405K | +8558.8% | ||
| 2021 | $5K | — | ||
| 2020 | — | — |
Growth signals
RoSi website traffic
Latest recorded traffic for RoSi is 3.6K monthly website visits, up 56.5% over the last three months. RoSi's team grew 6.3% over the past year.
Comparisons
RoSi compared with similar companies
Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.
Talent graph
RoSi's talent
Source: Dealroom Talent Intelligence.
Investors
10 investors on RoSi's cap table
Sourced from Dealroom's funding and investor records.
Global footprint
Where RoSi has talent and traffic
team presence
In the news
Latest news about RoSi
Recent press, funding announcements, and product moves mentioning RoSi — open to read from the original sources.
Market sentiment
What the market is saying about RoSi
An AI-synthesized read of the highest-engagement posts about RoSi on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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