NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors

Heating and air conditioning in Clayton, CA

10 licensed heating and air conditioning · every license checked against the issuer's file

More cities in California

San Jose 296Los Angeles 292Sacramento 265San Diego 256Riverside 225Fresno 181Bakersfield 179Anaheim 158Glendale 128Corona 117El Cajon 117San Francisco 116Escondido 100Modesto 96Stockton 96Santa Rosa 92
831 listingsHow results are ordered
51

Cooling and Heating Solutions

Concord, CA · (888) 870-1166

CA-CSLB 1053819 · C20 D04 +1Heating and air conditioningSpecialty contractorSteel and welding contractor
License activechecked Oct 24, 2026
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55

Delta Mechanical

Concord, CA · (925) 597-8920

CA-CSLB 1149376 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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57

Dynasty Roofing Inc

Pleasant Hill, CA · (925) 944-9404

CA-CSLB 659417 · C39 C43RooferHeating and air conditioning
License activechecked Oct 24, 2026
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59

Eco Performance Builders Inc

Walnut Creek, CA · (925) 363-4498

CA-CSLB 944856 · B C2 +1General contractorDrywall, plaster and insulationHeating and air conditioning
License activechecked Oct 24, 2026
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