About Riot Ventures
Riot Ventures is a venture capital firm based in Venice, CA. Since September 2020 it has filed Form D notices for three funds. The largest, Riot Ventures Fund III, L.P., reported $151.6M raised from 57 investors.
Funds
Riot Ventures has three funds on file with the SEC, which have reported $369.0M raised.
Funds (SEC Form D)
| Fund | First filed | Amount raised | Target | Investors |
|---|---|---|---|---|
| Riot Ventures Select Fund I, L.P.Venture capital fund · 3(c)(7) · Form D ↗ | Jul 14, 2026 | $131,000,000 | $131,000,000 | 2 |
| Riot Ventures Fund III, L.P.Venture capital fund · 3(c)(7) · Form D/A ↗ | Oct 31, 2024 | $151,607,143Oct 2024: $0 Oct 2025: $151.6M | $160,000,000 | 57 |
| Riot Ventures Fund II, L.P.Venture capital fund · 3(c)(1) · Form D/A ↗ | Sep 24, 2020 | $86,428,571Sep 2020: $0 Sep 2021: $61.8M Mar 2022: $86.4M | $86,428,571 | 51 |
Amounts and investor counts come from each fund's latest Form D or amendment; the dated lines under an amount show what earlier filings reported. "Not set" means the fund did not give a target. Form D does not report returns.
Portfolio Companies
Companies where a Riot Ventures partner sits on the board, according to the company's own Form D. A board seat usually comes with an investment, but Form D does not list investors.
| Company | Location | Riot Ventures director | On the board | Latest raise |
|---|---|---|---|---|
| Fractal Power Inc. | New York, NY | William Coffield | 2026 | $9.8M ↗Jan 2026 |
| Nodal Networks, Inc. | Santa Monica, CA | Stephen Marcus | 2026 | $11.2M ↗Jul 2026 |
| Resurgent Industries Inc. | Austin, TX | Stephen Marcus | 2026 | $19.2M ↗Jul 2026 |
| Shield AI Inc | San Diego, CA | Stephen Marcus | 2023–2026 | $591.8M ↗Feb 2025 |
People
Partners and officers named on Riot Ventures's fund filings.
Sources
- SECEvery Form D filing behind this page is linked in the tables above.