Seattle, WA · Founded 2017 · Privately Held (backing)
Operator of a clinical-stage biotechnology company intended for the development of novel small-molecule therapeutics for the treatment of substance use and specialty central nervous system (CNS)… Proniras is based in Seattle, WA and was founded in 2017. It was valued at $17.5 million at its later-stage round in Jan 2025, the last priced event on record. It has raised $11.2 million across 2 recorded rounds; the latest was a $6.9 million early-stage round in Dec 2023.
PMV mark · valuation
$17.5M
Oct 2026
Priced at
its later-stage round
Jan 2025
Total raised
$11.2M
Last round
Early Stage VC
Dec 2023
Cap table — not yet on record
Proniras'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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·Watch Proniras: the Monday email on marks, rounds and moves