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
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Cap table — not yet on record
Rainbow.'s share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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·The complete investor list: 20 names
·Watch Rainbow.: the Monday email on marks, rounds and moves
