StartupHistory

An open directory of startups through time

Public records · dated sources
Free to read. Free to reuse.

Company records / copenhagenatomics.com

Copenhagen Atomics

Copenhagen Atomics (copenhagenatomics.com): 5 changes recorded in its website history since December 2014. Homepage last checked 5 November 2026.

Recorded changes

Newest observations first. Each interval bounds when the website changed; it is not an exact event date.

  1. HeadlineBetween and
    BeforeMass manufacturing thorium reactors
    AfterAffordable Energy with Thorium Molten Salt Reactors

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  2. HiringBetween and

    Added a careers page.

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  3. HeadlineBetween and
    BeforeENGINEERING THE FUTURE OF ENERGY
    AfterMass manufacturing thorium reactors

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  4. HeadlineBetween and
    BeforeOur purpose
    AfterENGINEERING THE FUTURE OF ENERGY

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  5. HeadlineBetween and
    BeforeCopenhagen Atomics
    AfterOur purpose

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation

First recorded website

Observed 21 December 2014

Our earliest capture with readable facts. This is our first observation, not when the company introduced these things. These website claims are not independently verified.

How it described itself

Copenhagen Atomics - atomic power for the people by the people

archived pageLink to first observation

All facts above belong to this capture. Unlisted fields mean we have no readable observation, not that they were absent.

How it describes itself

Similar headlines are grouped together. The quote shown is from the last capture in each group, not necessarily the exact wording throughout that period.

  1. September 2022 – November 2026 · 7 captures · latest observed messagingProvide Affordable Energy from Thorium Molten Salt Reactors

    Copenhagen Atomics is building molten salt reactors powered by thorium, the cheapest, cleanest scalable nuclear energy. First chain-reaction planned for 2028.

    This wording observed 5 November 2026.

    current websiteHistorical capture not publicly available
    Inspect 7 captures in this group
    • 28 September 2022 · Mass manufacturing thorium reactors archived page
    • 24 February 2024 · Mass manufacturing thorium reactors archived page
    • 1 January 2025 · Mass manufacturing thorium reactors archived page
    • 2 August 2025 · Mass manufacturing thorium reactors archived page
    • 14 July 2026 · Affordable Energy with Thorium Molten Salt Reactors archived page
    • 21 October 2026 · Provide Affordable Energy from Thorium Molten Salt Reactors archived page
    • 5 November 2026 · Provide Affordable Energy from Thorium Molten Salt Reactors current websiteHistorical capture not publicly available
  2. July 2019 – September 2021 · 2 capturesENGINEERING THE FUTURE OF ENERGY

    This wording observed 28 September 2021.

    archived page
    Inspect 2 captures in this group
  3. Seen December 2014 · 1 captureCopenhagen Atomics - atomic power for the people by the people

    This wording observed 21 December 2014.

    archived page

Companies in the same space

Other funded startups with the most similar descriptions of what they do. This does not mean they compete directly.

Cite this record

StartupHistory, “Copenhagen Atomics” company record, https://startuphistory.org/c/copenhagenatomics.com

Machine-readable: /c/copenhagenatomics.com.json. How changes are found: method.