# Peak Energy funding rounds and investors

As of 21 Oct 2026, Peak Energy has raised $173M across 3 verified rounds on record, plus 1 expected raise not yet closed; latest: $108 million Series B led by General Motors Ventures, announced 21 Oct 2026.

The leading developer of passively cooled sodium-ion energy storage systems for the grid

Website: https://peakenergy.com  
Headquarters: US  
Page: https://fireround.dev/companies/peak-energy

## Verified rounds

| Announced | Round | Amount | Lead investors | Other investors | Sources |
| --- | --- | --- | --- | --- | --- |
| 2026-10-21 | Series B | $108 million | General Motors Ventures | Maverick Silicon, Infinite Capital, Eclipse Capital, Xora Innovation, LG Technology Ventures | [prnewswire.com](https://www.prnewswire.com/news-releases/peak-energy-raises-108-million-in-new-capital-announces-oversubscribed-series-b-to-scale-next-generation-energy-infrastructure-302914879.html), [investing.com](https://www.investing.com/news/stock-market-news/peak-energy-raises-108m-in-series-b-led-by-gm-ventures-93CH-4963024), [marketwatch.com](https://www.marketwatch.com/story/peak-energy-raises-108m-in-funding-round-led-by-gm-ventures-e0beed91) |
| 2024-07-17 | Series A | $55M | Xora Innovation | Eclipse Capital, TDK Ventures, Lachy Groom, Tishman Speyer, TechEnergy Ventures, Doral Energy-Tech Ventures, DETV-Scania Invest | [prnewswire.com](https://www.prnewswire.com/news-releases/peak-energy-on-track-to-rapidly-scale-sodium-ion-battery-manufacturing-in-the-us-to-secure-future-of-renewable-energy-302198843.html), [energytech.com](https://energytech.com/energy-storage/article/55127307/peak-energy-secures-55m-in-funding-to-scale-us-sodium-ion-battery-manufacturing-for-grid-stabilization) |
| 2023-10-04 | Seed | $10M | Eclipse Capital | TDK Ventures | [prnewswire.com](https://www.prnewswire.com/news-releases/peak-energy-launches-from-stealth-with-10m-investment-to-accelerate-the-renewable-energy-transition-301946424.html) |

Source: Fireround (https://fireround.dev), an open-source funding feed. Each round is checked against the pages listed with it.