# Inertia funding rounds and investors

As of 14 Oct 2026, Inertia has raised $450M across 1 verified round on record; latest: $450 million Series A led by Bessemer Venture Partners, announced 11 Feb 2026.

Inertia accelerates clean fusion energy with proven science, expert leadership, and a clear plan to deliver safe, affordable, limitless power.

Website: https://inertia.com  
Page: https://fireround.dev/companies/inertia.com

## Verified rounds

| Announced | Round | Amount | Lead investors | Other investors | Sources |
| --- | --- | --- | --- | --- | --- |
| 2026-02-11 | Series A | $450 million | Bessemer Venture Partners | GV (Google Ventures), Modern Capital, Threshold Ventures | [globenewswire.com](https://www.globenewswire.com/news-release/2026/02/11/3236274/0/en/inertia-raises-450-million-to-commercialize-the-only-proven-fusion-science.html) |

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