Sub Finder · Grays Harbor County
Coastal Plumbing
From public license list
- License
- Washington plumbing contractor (L&I) · L&I COASTP*741MU Active
- Location
- Cosmopolis · Grays Harbor County
Source: Washington L&I contractor license data (data.wa.gov), retrieved 2026-10-30. This listing shows only public license data. It has not been reviewed by the business.