NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors
Heating and air conditioning in Ontario, CA
59 licensed heating and air conditioning · every license checked against the issuer's file
More cities in California
81Jurupa Valley, CA · (626) 757-5484
CA-CSLB 931565 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Chino, CA · (951) 751-0481
CA-CSLB 939296 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Norco, CA · (714) 769-4590
CA-CSLB 1118227 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Upland, CA · (909) 399-3222
CA-CSLB 791287 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Riverside, CA · (951) 880-3412
CA-CSLB 1081200 · B C20General contractorHeating and air conditioning
License activechecked Oct 24, 2026
Chino, CA · (323) 788-9799
CA-CSLB 1047163 · A B +2General engineering contractorGeneral contractorHeating and air conditioning+1
License activechecked Oct 24, 2026
LA Verne, CA · (626) 736-0962
CA-CSLB 1058904 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Fontana, CA · (909) 600-8735
CA-CSLB 826079 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Rancho Cucamonga, CA · (626) 533-3578
CA-CSLB 1038018 · C20 C38Heating and air conditioning
License activechecked Oct 24, 2026
Alta Loma, CA · (909) 484-1155
CA-CSLB 926415 · C10 C20ElectricianHeating and air conditioning
License activechecked Oct 24, 2026
Pomona, CA · (909) 392-8403
CA-CSLB 245042 · C16 C20 +1Fire sprinkler contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
Rancho Cucamonga, CA · (909) 724-8197
CA-CSLB 842084 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Chino Hills, CA · (909) 582-9975
CA-CSLB 1160026 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Chino Hills, CA · (951) 201-1782
CA-CSLB 280314 · C43Heating and air conditioning
License activechecked Oct 24, 2026
Fontana, CA · (909) 900-3382
CA-CSLB 1001168 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Rancho Cucamonga, CA · (909) 367-6730
CA-CSLB 976406 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Norco, CA · (951) 340-3235
CA-CSLB 512390 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Chino Hills, CA · (909) 393-0182
CA-CSLB 663607 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Chino, CA · (909) 270-2111
CA-CSLB 1067503 · C38Heating and air conditioning
License activechecked Oct 24, 2026
Norco, CA · (951) 284-0251
CA-CSLB 931663 · C8 C39 +1Concrete contractorRooferHeating and air conditioning
License activechecked Oct 24, 2026