Sub Finder · Chelan County
Great Northern Plumbing Serv
From public license list
- License
- Washington plumbing contractor (L&I) · L&I GREATNP790NW Active
- Location
- Leavenworth · Chelan 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.