Data / Form D filings / DEEP FISSION, INC.
DEEP FISSION, INC.: Form D filings
DEEP FISSION, INC., an energy company in Berkeley, CA, filed 3 Form D notices with the SEC between 2025 and 2026. The latest, on February 18, 2026, reports $80 million sold of a $80 million offering to 223 investors.
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Company details from the filing
- Address
- 2001 Addison Street Suite 300, Berkeley, CA, 94704
- Phone
- (707) 400-0778
- Industry
- Other Energy
- Entity type
- Corporation
- Incorporated in
- Delaware
- Year incorporated
- 2021
- Revenue range
- Decline to Disclose
- Exemptions claimed
- Rule 506(b)
- SEC identifier (CIK)
- 1918102
Form D filings
| Filed | Type | Offering | Sold | Remaining | Investors | First sale | Filing |
|---|---|---|---|---|---|---|---|
| Feb 18, 2026 | New notice | $79,999,995 | $79,999,995 | 223 | Feb 5, 2026 | sec.gov | |
| Sep 24, 2025 | New notice | $120,000,000 | $0 | $120,000,000 | 83 | Sep 5, 2025 | sec.gov |
| Sep 23, 2025 | New notice | $31,759,998 | $30,000,000 | $1,759,998 | 100 | Sep 5, 2025 | sec.gov |
Executive officers and directors named in the filing
| Name | Role | Note in the filing |
|---|---|---|
| Elizabeth A. Muller | Executive Officer, Director | |
| Richard A. Muller | Executive Officer | |
| William Mark Schmitz | Executive Officer | |
| Thomas S. Glanville | Director | |
| Michael S. Brasel | Executive Officer | |
| Blake Janover | Director | |
| Leslie Goldman Tepper | Director | |
| Jonathon Angell | Director | |
| Jon Gordon | Executive Officer |
Other energy companies in California that filed recently
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- B2U Infrastructure Partners I, LLC $14.8 million · Oct 22, 2026
- Sapphire Technologies, Inc. $8.9 million · Oct 15, 2026
- Circularity Fuels, Inc. $8.8 million · Oct 14, 2026
- Aikido Technologies, Inc. $1.7 million · Oct 8, 2026
Every Form D from the week of Feb 16, 2026 · All recent filings in California · All recent Other Energy filings
Read from SEC EDGAR. Amount sold is what DEEP FISSION, INC. reported on the day it filed; on an offering that is still open, a later amendment can raise it. Free to reuse with credit to SpecStream under CC BY 4.0.