Rainbow.

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

Developer of a B2B carbon credits certification and transaction platform designed to focus on technology-based, circular economy projects. Rainbow. is based in Fresnes, CA and was founded in 2021. Its last reported valuation was $20.4 million in May 2025. It has raised $7.3 million.

Last reported valuation
$20.4M
Oct 2026
Priced at
—
Total raised
$7.3M
Last round
—

Who backs Rainbow.?

20 investors
InvestorType
TechstarsOther
GaingelsVenture capital
8VCVenture capital
SpeedinvestOther
Caffeinated Capital—
KFundVenture capital
Alven Capital PartnersVenture capital
SerenaVenture capital
Zigg CapitalVenture capital
Buckley VenturesVenture capital
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Rainbow. investors

20 investors are on record for Rainbow., including Techstars, Gaingels, 8VC and Speedinvest. By type, the record holds 7 venture capital firms and 1 family office.

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