Energy, climate, nuclear, battery and materials startups. In the last 12 months Value Add VC tracked 33 venture rounds in Energy & Climate totaling $13.2B across 26 companies, with a median round of $100M. The last three months saw 28 rounds and $11.6B, ahead of the 12-month pace.
| Rounds tracked | Last 3 months | Last 6 months | Last 12 months |
|---|---|---|---|
| Rounds | 28 | 30 | 33 |
| Dollars | $11.6B | $12.1B | $13.2B |
| Companies | 24 | 25 | 26 |
| Median round | $100M | $100M | $100M |
Rounds tracked by Value Add VC from filings, wire releases and news outlets, not a total for the whole market. Private companies only.
| Date | Company | Stage | Amount | Led by |
|---|---|---|---|---|
| Jul 1, 2026 | Joulent | Growth | $1.75B | — |
| Jul 1, 2026 | Joulent | Strategic investment | $1.75B | National Grid Ventures |
| Jul 1, 2026 | Joulent | Strategic minority investment | $1.75B | National Grid Ventures |
| Oct 8, 2025 | Base Power | Series C | $1B | — |
| Aug 3, 2026 | Base Power | Series D | $1B | Ribbit Capital, Addition, Valor Equity Partners |
| Jul 30, 2026 | Commonwealth Fusion Systems | Growth | $1B | — |
| Aug 3, 2026 | Valar Atomics | Series B | $1B | Sequoia Capital |
| Aug 12, 2026 | Form Energy | Series G | $750M | T. Rowe Price |
| Jul 30, 2026 | Antora Energy | Series C | $550M | Eclipse Ventures |
| Jul 27, 2026 | Antares Nuclear | Series C | $470M | Paradigm |
| Date | Company | Stage | Amount | Led by |
|---|---|---|---|---|
| Sep 21, 2026 | Amber Electric | — | €49M | — |
| Sep 21, 2026 | Amber Electric | Series E | €49M | — |
| Sep 21, 2026 | Kairos Power | — | Up to $100M | — |
| Sep 21, 2026 | Rainmaker | Series B | $100M | Upfront Ventures, DCVC, Lowercarbon Capital |
| Sep 17, 2026 | Mazama Energy | Series B | $135M | — |
| Sep 8, 2026 | Bluecore Energy | Seed | $50M | Silverton Partners |
| Aug 27, 2026 | Breedr | Series B | $27M | — |
| Aug 20, 2026 | Apollo Atomics | Seed | $31M | — |
| Aug 18, 2026 | Anthro Energy | — | $24.9M | — |
| Aug 17, 2026 | Sonic Fire Tech | Seed | $15M | — |
| Aug 12, 2026 | Form Energy | Series G | $750M | T. Rowe Price |
| Aug 12, 2026 | Reservoir | Seed | $8M | — |