Deep Fission is an advanced nuclear energy deployment company developing small modular pressurized water reactors designed to operate one mile underground. Advanced nuclear for the AI era.
Total raised: $270M
Investors 1
| Date | Name | Website |
| 17.09.2025 | Montrose C... | montroseca... |
Funding Rounds 4
| Date | Series | Amount | Investors |
| 21.05.2026 | IPO | $156M | - |
| 10.02.2026 | - | $80M | Blue Owl |
| 09.09.2025 | - | $30M | 8VC |
| 23.08.2024 | - | $4M | - |
Mentions in press and media 11
| Date | Title | Description |
| 21.05.2026 | Deep Fission: $156 Million IPO Launched For Underground Nuclear Reactor Technology | Advanced nuclear energy company Deep Fission (See Pulse 2.0 profile here) announced the launch of its proposed underwritten initial public offering of 6 million shares of common stock. The company also intends to grant underwriters a 30-day... |
| 10.02.2026 | Deep Fission Raises $80 Million To Scale Underground Nuclear Reactor Technology | Deep Fission Secures Fresh Capital To Advance Borehole Reactor Projects Deep Fission has raised $80 million in new financing. The company sold more than five million restricted shares at a fixed price of $15 per share. Seaport Global Securi... |
| 10.02.2026 | Deep Fission Inks $80M Funding Round | BERKELEY, CA, Deep Fission announced today it has raised $80 million in new financing. >> Click here for more funding data on Deep Fission >> To export Deep Fission funding data to PDF and Excel, click here Deep Fission, a pion... |
| 10.02.2026 | Deep Fission Raises $80M in New Funding | Deep Fission, a Berkeley, CA-based nuclear energy company, raised $80M in new funding. Investors included Ed Eisler of EE Holdings and Mark Tompkins of Montrose Capital, who led the company’s previous financing round in September 2025. In a... |
| 10.02.2026 | Deep Fission: $80 Million Secured And Blue Owl Tie-Up For Digital Infrastructure Power Deployments | Deep Fission said it has raised $80 million in new financing to accelerate the commercialization of its advanced nuclear approach, which places small modular pressurized water reactors in boreholes about one mile underground. The Berkeley-b... |
| 09.09.2025 | Deep Fission Goes Public And Raises $30 Million Private Placement | Deep Fission, a pioneering developer of small modular nuclear reactors designed for deep underground deployment, has announced the successful close of a $30 million private placement offering at $3.00 per share. The heavily oversubscribed r... |
| 23.08.2024 | Deep Fission Raises $4M in Funding | Deep Fission, a Berkeley, CA-based nuclear energy company, raised $4M in funding. The round was led by 8VC. The company intends to use the funds to accelerate efforts in hiring, regulatory approval, and the commercialization of its reactor ... |
| 22.08.2024 | Deep Fission Emerges With $4M Pre-Seed Round | BERKELEY, CA, Deep Fission, a pioneering nuclear energy company, today announced its emergence from stealth mode and a $4 million pre-seed round, led by 8VC. >> Click here for more funding data on Deep Fission >> To export Deep... |
| - | Deep Fission | “Home - Deep Fission, Inc” |
| - | Deep Fission | “Deep Fission Nuclear Energy Solutions” |
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