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

San Jose 296Los Angeles 292Sacramento 265San Diego 256Riverside 225Fresno 181Bakersfield 179Anaheim 158Glendale 128Corona 117El Cajon 117San Francisco 116Escondido 100Modesto 96Stockton 96Santa Rosa 92
Listings 1–20How results are ordered
03

Ferny HVAC

Pomona, CA · (909) 525-3904

CA-CSLB 1130787 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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04

Fire Co Sprinkler

Brea, CA · (562) 286-3145

CA-CSLB 1080808 · C16 C34 +1Fire sprinkler contractorGeneral engineering contractorHeating and air conditioning
License activechecked Oct 24, 2026
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12

Fwcompany Inc

Yorba Linda, CA · (714) 743-4506

CA-CSLB 506937 · C38Heating and air conditioning
License activechecked Oct 24, 2026
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13

G & H Repair & Services Co

Chino Hills, CA · (909) 717-9693

CA-CSLB 764841 · B C10 +1General contractorElectricianHeating and air conditioning
License activechecked Oct 24, 2026
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16

Garcia Manuel Serna

Chino, CA · (626) 485-1609

CA-CSLB 771071 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
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17

Garibay Adrian

Covina, CA · (626) 831-2133

CA-CSLB 1036737 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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19

Globaltech Inc

Chino Hills, CA · (949) 828-5656

CA-CSLB 1069742 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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