NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors
Heating and air conditioning in Diamond Bar, CA
33 licensed heating and air conditioning · every license checked against the issuer's file
More cities in California
221Fullerton, CA · (323) 326-2084
CA-CSLB 1158996 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Hacienda Heights, CA · (626) 736-3429
CA-CSLB 1054372 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Yorba Linda, CA · (714) 701-0475
CA-CSLB 826959 · B C10 +1General contractorElectricianHeating and air conditioning
License activechecked Oct 24, 2026
Brea, CA · (714) 515-0914
CA-CSLB 1106397 · C10 C20ElectricianHeating and air conditioning
License activechecked Oct 24, 2026
San Dimas, CA · (626) 417-4015
CA-CSLB 1135401 · B C20General contractorHeating and air conditioning
License activechecked Oct 24, 2026
Chino Hills, CA · (909) 597-8328
CA-CSLB 517424 · C20 C38Heating and air conditioning
License activechecked Oct 24, 2026
Yorba Linda, CA · (714) 458-6715
CA-CSLB 1002045 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
City of Industry, CA · (562) 692-7835
CA-CSLB 940053 · C20 C38Heating and air conditioning
License activechecked Oct 24, 2026
Pomona, CA · (626) 824-3180
CA-CSLB 952037 · C20Heating and air conditioning
License activechecked Oct 24, 2026
San Dimas, CA · (626) 969-7700
CA-CSLB 1086341 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Chino Hills, CA · (626) 295-4638
CA-CSLB 1098322 · C10 C20ElectricianHeating and air conditioning
License activechecked Oct 24, 2026
LA Puente, CA · (626) 336-8370
CA-CSLB 881408 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Placentia, CA · (714) 609-9795
CA-CSLB 801191 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Hacienda Heights, CA · (323) 928-1391
CA-CSLB 988248 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Pomona, CA · (818) 482-9317
CA-CSLB 1026869 · C43Heating and air conditioning
License activechecked Oct 24, 2026
Ontario, CA · (909) 235-8838
CA-CSLB 1132699 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Ontario, CA · (626) 677-7222
CA-CSLB 1158389 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Rowland Heights, CA · (626) 810-4241
CA-CSLB 483849 · C10 C20ElectricianHeating and air conditioning
License activechecked Oct 24, 2026
Chino Hills, CA · (714) 255-0429
CA-CSLB 439376 · C20Heating and air conditioning
License activechecked Oct 24, 2026
Placentia, CA · (714) 724-5757
CA-CSLB 1130219 · C20Heating and air conditioning
License activechecked Oct 24, 2026