Promaxo

Oakland, CA · Founded 2016 · Privately Held (backing)

Developer of a portable magnetic resonance imaging (MRI) system designed for improving prostate cancer diagnosis and treatment. Promaxo is based in Oakland, CA and was founded in 2016. Its last reported valuation was $104 million in Jan 2021. It has raised $108 million across 3 recorded rounds; the latest was a $41.9 million early-stage round in Mar 2024.

Last reported valuation
$104.2M
Oct 2026
Priced at
—
Total raised
$107.7M
Last round
Early Stage VC
Mar 2024
Cap table — not yet on record

Promaxo'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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Frequently asked about Promaxo

Where does Promaxo's cap table come from?
Share classes are assembled from certificates of incorporation, priced-round filings, and disclosures across Promaxo's 3 recorded funding rounds.