Rubi Laboratories

Alameda, CA · Founded 2021 · Privately Held (backing)

Manufacturer of materials and biochemicals from carbon dioxide, designed with a focus on textile materials. Rubi Laboratories is based in Alameda, CA and was founded in 2021. Its last reported valuation was $76 million in Dec 2023. It has raised $32.1 million across 4 recorded rounds; the latest was a $7.5 million early-stage round in Nov 2025.

Last reported valuation
$76.0M
Oct 2026
Priced at
—
Total raised
$32.1M
Last round
Early Stage VC
Nov 2025
How much has Rubi Laboratories raised?
$32.1Macross 4 recorded rounds · Sep 2021 – Nov 2025

Most recently, Rubi Laboratories raised $7.5M in its Early Stage VC (Nov 2025).

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Rubi Laboratories round by round

4 rounds
Nov 2025Early Stage VC$7.5MSEC filing▮
9 investors participated
Nov 2023Early Stage VC$5.1MSEC filing▮
3 investors participated
Feb 2023Early Stage VC$13.0MSEC filing▮
41 investors participated
Sep 2021Seed Round$3.9MSEC filing▮
33 investors participated

How much has Rubi Laboratories raised?

Rubi Laboratories has raised $32.1 million across 4 recorded rounds since 2021. The largest was a $7.5 million early-stage round in Nov 2025.

Rubi Laboratories has filed 3 Form Ds with the SEC since 2021, most recently in Dec 2023 ($5.1 million sold to 3 investors).

Rubi Laboratories investors

33 investors are on record for Rubi Laboratories, including Plug and Play Tech Center, US National Science Foundation, Climate Capital and Collaborative Fund. By type, the record holds 6 venture capital firms and 1 family office. The early-stage round in Nov 2025 drew 9 investors.

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Frequently asked about Rubi Laboratories

How much has Rubi Laboratories raised?
Rubi Laboratories has raised $32.1M in total across 4 recorded funding rounds.
When was Rubi Laboratories's last funding round?
Rubi Laboratories's most recent recorded round was Early Stage VC in Nov 2025, raising $7.5M.