Valar Atomics2026-08-03 22:49:36Valar Atomics raises $1 billion in Series B led by SequoiaValar Atomics, a nuclear energy startup, has closed a $1 billion Series B round led by Sequoia Capital, giving the company a post-money valuation of $6 billion. The company said the new capital will go toward scaling production of its small modular reactors, with a stated focus on supplying baseload power to AI data centers. Founded in 2023, Valar Atomics is developing high-temperature gas-cooled small modular reactors. The latest round comes only months after the company raised $450 million in early 2026, when it was valued at $2 billion. With the new financing, that valuation has increased to $6 billion. Sequoia partner Shaun Maguire is also set to join the company’s board, according to CryptoBriefing.1990
Valar Atomics2026-06-19 04:33:57Valar Atomics’ Ward 250 Microreactor Reaches CriticalityValar Atomics’ Ward 250 microreactor reached criticality on March 31, achieving a self-sustaining nuclear chain reaction more than three months ahead of the U.S. Department of Energy’s target date.670
