Atlas Atomics raises $400.0M Series A (United States, Oct 2026)
Reach the investors backing rounds like this
Backed by General Catalyst, Andreessen Horowitz · verified emails and LinkedIn on Datapile
U.S. billionaire Vivek Ramaswamy’s Atlas Atomics raises $400 million at $1.9 billion valuation - Billionaires.Africa
Atlas Atomics is a nuclear energy startup co-founded by U.S. billionaire Vivek Ramaswamy. The company is developing improved heavy-water reactor technology that does not rely on enriched uranium. This Series A funding round, led by General Catalyst, values the stealth-mode startup at approximately $1.9 billion.
U.S. billionaire Vivek Ramaswamy’s Atlas Atomics raises $400 million at $1.9 billion valuation Billionaires.Africa
| Oct 09, 2026 | CleanSpark | $2.28B | Debt | United States |
| Oct 09, 2026 | Kapta Space | $24.0M | — | United States |
| Oct 08, 2026 | Natron Energy | $10.2M | — | United States |
| Oct 08, 2026 | Hone | $60.0M | Seed | United States |
21,942 investors back startups in United States
You just read who funded Atlas Atomics. The same database has the investors behind every other round — with verified emails, check sizes and the stages they actually write at.
Free account: 15 investor contact unlocks a month, no card required.