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Startup · United States

Valar Atomics

HQ El Segundo, United StatesFounded 2023

Atomics is pioneering a new era in nuclear energy by developing modular High-Temperature Gas Reactors (HTGRs) to produce abundant, clean, and cost-effective power. By deploying these reactors in large-scale "gigasites," the company aims to achieve economies of scale, offering grid-independent solutions for hydrogen production, data center power, industrial applications, and synthetic fuels. Founded in 2023 by Isaiah Taylor, Valar Atomics has secured $21 million in funding and assembled a team of 35 nuclear experts. Their innovative approach positions them to revolutionize energy production and support global decarbonization efforts.

Startup
WebsiteLinkedInX
Total raised
$1.80B
6 rounds
Last round
$200M
Debt · Aug 3, 2026

Funding6 rounds · $1.80B

Disclosed
$1.80B
Latest
$200MDebt · Aug 3, 2026
Cumulative raised$1.80B
Feb 19, 2025Aug 3, 2026
Valuation over time$6.00B · Aug 3, 2026
Valuation over timeReported valuation rose from $36.3M (Feb 19, 2025) to $6.00B (Aug 3, 2026) across 4 valued rounds. All are post-money.
Valuations by round
AnnouncedStageValuationBasis
Feb 19, 2025Seed$36.3MPost-money
Nov 10, 2025Series A$260MPost-money
Mar 31, 2026Series B$2.00BPost-money
Aug 3, 2026Series B$6.00BPost-money

Totals add known amounts using recorded USD conversions where available; other currencies are shown separately. A ~ marks an estimated amount.

People1

Sources11

Profile1

  1. 1
    CompanyThe New Atomic Age | Valar Atomics

    Valar Atomics · Supports Organization · name

    “The New Atomic Age | Valar Atomics”

Funding9

  1. 2
    DatabaseValar Atomics - Forge company profile

    Forge · Oct 6, 2026 · Supports Funding round · amount, Funding round · post money valuation usd

    “03/31/2026 Series B-3 $299.79M $37.67 $2B Palmer Luckey, Shyam Sankar”
  2. 3
    NewsSequoia Capital leads $1B round for nuclear upstart Valar Atomics

    Axios · Aug 3, 2026 · Supports Funding round · post money valuation usd

    “Valar Atomics has closed a $1 billion Series B round at a $6 billion post-money valuation led by Sequoia Capital”
  3. 4
    NewsSequoia Leads $1 Billion Funding Round in Nuke Startup Valar

    Bloomberg · Aug 3, 2026 · Supports Funding round

    “The transaction values Valar at $6 billion, including the money being invested.”
  4. 5
    CompanyAnnouncing our $1B Series B Led By Sequoia

    Valar Atomics · Aug 3, 2026 · Supports Funding round, Funding round · amount

    “closing of a $200 million credit facility led by Erebor Bank”
  5. 6
    NewsPalmer Luckey-Backed Nuclear Startup Valar Lands $2 Billion Valuation

    Bloomberg · Mar 31, 2026 · Supports Funding round, Funding round · amount, Funding round · post money valuation usd

    “The new valuation includes the dollars raised.”
  6. 7
    NewsEl Segundo’s Valar Atomics Raises $130 Million to Scale Nuclear Fission

    Los Angeles Times B2B · Dec 17, 2025 · Supports Funding round · investors

    “has closed a $130 million Series A funding round, led by”
  7. 8
    NewsNuclear Startup Backed by Luckey, Lockheed Director Raises $130 Million

    Bloomberg · Nov 10, 2025 · Supports Funding round · amount, Funding round · announced on

    “Shyam Sankar and other investors are putting $130 million into Valar Atomics”
  8. 9
    NewsNuclear startup that's suing NRC raises $130 million with backing from Anduril's Palmer Luckey and senior Palantir executive

    CNBC · Nov 10, 2025 · Supports Funding round, Funding round · amount

    “The fundraising was led by venture capital firms Snowpoint Ventures, Day One Ventures and Dream Ventures.”
  9. 10
    NewsValar Atomics comes out of stealth with $19M and a pilot reactor site

    TechCrunch · Feb 20, 2025 · Supports Funding round · amount

    “raised $19 million in a seed funding round to develop its first test reactor. The financing was led by Riot Ventures, with AlleyCorp, Initialized Capital, Day One Ventures, and Steel Atlas participating.”

People1

  1. 11
    OtherBlack Flag 100

    Black Flag · Supports Organization, Role

    “Atomics is pioneering a new era in nuclear energy by developing modular High-Temperature Gas Reactors (HTGRs) to produce abundant, clean, and cost-effective”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.