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Company records / arcaclimate.com

Arca (Arca Climate / Arca Climate Technologies, Inc.)

Arca (Arca Climate / Arca Climate Technologies, Inc.) (arcaclimate.com): 7 changes recorded in its website history since January 2023. 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. MessagingBetween and
    BeforeRocking CO 2 to create new industrial value
    AfterProducing critical metals and durable carbon removal, from mine waste

    Classifier interpretation of website text.

    earlier archived pagecurrent websiteHistorical capture not publicly availableLink to observation
  2. FundingBetween and

    Announced on its homepage: “recovery and carbon removal from mine waste Arca Secures Up to $2M Funding Support from NRC IRAP-CT.”.

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

    earlier archived pagecurrent websiteHistorical capture not publicly availableLink to observation
  3. New logosBetween and

    Added logos to its homepage: NorthX Climate Tech, Giga Metals, 3R Mineral, BPI Minerals, Tjiwarl Aboriginal Corporation, Steel Dynamics, WSP, Hartree and 2 more.

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

    earlier archived pagelater archived pageLink to observation
  4. HeadlineBetween and
    BeforeRocking CO 2 to stabilize our climate
    AfterRocking CO 2 to create new industrial value

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

    earlier archived pagelater archived pageLink to observation
  5. FundingBetween and

    Announced on its homepage: “An Industrial Mineralization Company - Arca Arca Secures Up to $2M Funding Support from NRC IRAP-CT.”.

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

    earlier archived pagelater archived pageLink to observation
  6. New logosBetween and

    Added logo to its homepage: Microsoft.

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

    earlier archived pagelater archived pageLink to observation
  7. HeadlineBetween and
    BeforeRocking CO 2 for a livable planet
    AfterRocking CO 2 to stabilize our climate

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

    earlier archived pagelater archived pageLink to observation

First recorded website

Observed 12 January 2023

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

Rocking CO 2 for a livable planet

We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.

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. Seen November 2026 · 1 capture · latest observed messagingProducing critical metals and durable carbon removal, from mine waste

    Arca is building critical metal recovery from mine waste. Its carbon removal, verified in a field demonstration from 2023 to 2025, is under long-term contract.

    This wording observed 5 November 2026.

    current websiteHistorical capture not publicly available
  2. Seen July 2026 · 1 captureRocking CO 2 to create new industrial value

    Arca, an Industrial Mineralization company, uses industrial waste for carbon removal and turns CO₂ into rock, creating new value for industry and measurable climate impact.

    This wording observed 8 July 2026.

    archived page
  3. July 2024 – January 2026 · 5 capturesRocking CO 2 to stabilize our climate

    We use alkaline industrial waste to remove CO₂ from the atmosphere and transform it into rock, for gigatonne-scale impact with an ultralight footprint

    This wording observed 13 January 2026.

    archived page
    Inspect 5 captures in this group
    • 2 July 2024 · Rocking CO 2 to stabilize our climate archived page
    • 23 January 2025 · Rocking CO 2 to stabilize our climate archived page
    • 11 July 2025 · Rocking CO 2 to stabilize our climate archived page
    • 1 November 2025 · Rocking CO 2 to stabilize our climate archived page
    • 13 January 2026 · Rocking CO 2 to stabilize our climate archived page
  4. January 2023 – January 2024 · 3 capturesRocking CO 2 for a livable planet

    We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.

    This wording observed 1 January 2024.

    archived page
    Inspect 3 captures in this group
    • 12 January 2023 · Rocking CO 2 for a livable planet archived page
    • 3 October 2023 · Rocking CO 2 for a livable planet archived page
    • 1 January 2024 · Rocking CO 2 for a livable planet archived page

Cite this record

StartupHistory, “Arca (Arca Climate / Arca Climate Technologies, Inc.)” company record, https://startuphistory.org/c/arcaclimate.com

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