GC Finder · Solano County
A-1 Guaranteed Heating & Air Conditioning Inc
From public license list
- License
- CSLB license: General Building (B), Warm-Air Heating, Ventilating and Air-Conditioning (C-20), Plumbing (C-36) · CSLB 719381 Active (CSLB status Clear)
- Location
- Vallejo · Solano 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.