Proniras

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

Who backs Proniras?

9 investors
InvestorType
Alexandria Venture InvestmentsOther
ARCH Venture PartnersVenture capital
Johnson & Johnson JJDCVenture capital
WRF CapitalOther
Eli Lilly and Company FoundationOther
Watson FundOther
Accelerator Life Science Partners—
National Institute on Drug Abuse (NIDA)—
WuXi AppTec—
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Proniras investors

9 investors are on record for Proniras, including Alexandria Venture Investments, ARCH Venture Partners, Johnson & Johnson JJDC and WRF Capital. The early-stage round in Dec 2023 drew 10 investors.

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