Sub Finder · Contra Costa County
A & D Plumbing
From public license list
- License
- CSLB license: Plumbing (C-36) · CSLB 959962 Active (CSLB status Clear)
- Location
- Walnut Creek · Contra Costa County
Source: California Contractors State License Board, License Master file, retrieved 2026-10-30. This listing shows only public license data. It has not been reviewed by the business.