A-1 Guaranteed Heating & Air Conditioning Inc
Vallejo, CA · (707) 645-0734
License activechecked Oct 24, 2026
G G Heating & Air Inc
Heating and air conditioning · Vallejo, CA
License active · checked Oct 24, 2026CA-CSLB 1073623 · C20Built from public records
What the license board says
- Status
- License active
- License
- CA-CSLB 1073623
- Classes
- C20Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Mar 31, 2028
- Workers' comp
- Has workers' comp coverage on file
- Checked
- Oct 24, 2026, against the California Contractors State License Board public license file
The business
- What they do
- Heating and air conditioning
- Where
- Vallejo, CA
- Serves
- California
- Phone
- (707) 731-2066
- Business type
- Corporation
- Listing updated
- Oct 19, 2026
Listing updated Oct 19, 2026. Hide an address, correct or remove this listing.