Valar Atomics

El Segundo, CA · Founded 2023 · Privately Held (backing)

Developer of modular nuclear reactor technology designed to provide scalable clean energy using atomic energy for industrial applications and fuel production. Valar Atomics is based in El Segundo, CA and was founded in 2023. It was valued at $6 billion at its Series B in Aug 2026, the last priced event on record. It has raised $1.8 billion across 5 recorded rounds; the latest was a $1.2 billion Series B in Aug 2026.

PMV mark · valuation
$6.0B
Oct 2026
Priced at
its Series B
Aug 2026
Total raised
$1.8B
Last round
Series B
Aug 2026
How much has Valar Atomics raised?
$1.8Bacross 5 recorded rounds · Nov 2023 – Aug 2026

Most recently, Valar Atomics raised $1.2B in its Series B (Aug 2026).

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Valar Atomics round by round

5 rounds
Aug 2026Series B$1.2B▮
Sequoia Capitallead+ 9 more investors · free account
Mar 2026Early Stage VC$450.0M▮
+ 10 more investors · free account
Nov 2025Series A$130.0M▮
Feb 2025Seed Round$19.0M▮
Riot Ventureslead+ 9 more investors · free account
Nov 2023Seed Round$1.5M▮
+ 1 more investors · free account

How much has Valar Atomics raised?

Valar Atomics has raised $1.8 billion across 5 recorded rounds since 2023. The largest was a $450 million early-stage round in Mar 2026; the most recent was a $1.2 billion Series B in Aug 2026. 3 of the rounds disclosed a post-money valuation.

Valar Atomics investors

52 investors are on record for Valar Atomics, including Alumni Ventures, Sequoia Capital, Valor Equity Partners and AlleyCorp. By type, the record holds 27 venture capital firms, 1 family office and 1 hedge fund. The Series B in Aug 2026 drew 10 investors.

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Frequently asked about Valar Atomics

How much has Valar Atomics raised?
Valar Atomics has raised $1.8B in total across 5 recorded funding rounds.
Who are Valar Atomics's lead investors?
Lead investors in Valar Atomics's recorded rounds include Day One Ventures, Dream Ventures, Snowpoint Ventures, Riot Ventures, Sequoia Capital.
When was Valar Atomics's last funding round?
Valar Atomics's most recent recorded round was Series B in Aug 2026, raising $1.2B.