Funded Biotech startups in Washington
Every company below filed a Form D with the SEC from a Washington address. Amounts are as reported on the filing, not estimates.
Updated Jul 21, 2026
- Companies
- 9
- Total raised
- $66.8M
- Filings
- 9
- Median round
- $1.5M
- Cities
- 3
CompanyCityLast filingLatest round
Accipiter BiosciencesSeattle-based biotechnology company designing de novo…
Seattle
Jul 21, 2026
$10.5M
PluristyxSeattle-based biotechnology company supplying induced…
Seattle
Jul 1, 2026
$9.8M
Mitera BiosciencesEarly-stage biotechnology company in Bellevue, Washington…
Bellevue
Apr 21, 2026
$1.1M
Bonum TherapeuticsSeattle biotechnology company developing a new class of…
Seattle
Apr 3, 2026
$26.9M
Watershed MedicalClinical-stage company developing sustained-release drugs…
Bellevue
Mar 31, 2026
$300K
Primary BioscienceSeattle-based life science company developing a…
Seattle
Oct 2, 2025
$1.3M
Cyrus BiotechnologyComputationally-driven protein design company spun out of the…
Seattle
Jul 1, 2025
$1.5M
Anavatos BioEarly-stage Seattle biotechnology company building…
Seattle
Apr 27, 2025
$393K
Aminex TherapeuticsClinical-stage biotechnology company focused on developing…
Kenmore
Oct 25, 2022
$15.1M
All 9 companies · most recent filing first
Most recent filings
9All 9 companies · most recent filing first