Valar Atomics in Talks to Raise $1 Billion at ~$6 Billion Valuation, Led by Sequoia

Valar Atomics, a three-year-old El Segundo nuclear SMR startup, is in talks to raise $1 billion at roughly $6 billion, with Sequoia expected to lead, per sources. The company last raised $450 million at a $2 billion valuation in March 2026. Earlier in July, Valar demonstrated its reactor powering an Nvidia AI chip under a newly announced data center partnership.