Funded Cleantech startups in Washington
5 cleantech startups in Washington have filed a Form D with the SEC and together report $20.9M raised. Tidal Vision has the largest latest round, at $19M. Amounts are as reported on the filing, not estimates.
Updated Jun 5, 2026
- Companies
- 5
- Total raised
- $20.9M
- Filings
- 5
- Median round
- $550K
- Cities
- 4
CompanyCityLast filingLatest round
Eco-ShelterEngineered bamboo panels for roofing and interiors
Tacoma
Jun 5, 2026
$550K
Tidal VisionChitosan made from discarded crab and shrimp shells
Bellingham
May 18, 2026
$19.0M
Ryp LabsStickers that extend the shelf life of fresh produce
Bothell
Apr 20, 2026
$108K
Positron ChargingEV charging that shares one power feed across many stalls
Vancouver
Oct 3, 2025
$750K
FreshTech SolutionsOn-site disinfectant made from salt and water
Vancouver
Feb 5, 2025
$500K
All 5 companies · most recent filing first
Most recent filings
5All 5 companies · most recent filing first