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

Airpropower

Diamond Bar, CA · (626) 989-3343

CA-CSLB 1150732 · C10 C20ElectricianHeating and air conditioning
License activechecked Oct 19, 2026
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06

Aveo Inc

Diamond Bar, CA · (909) 538-9188

CA-CSLB 969881 · A B +3General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 19, 2026
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07

Cal Steam Company

Diamond Bar, CA · (213) 798-4693

CA-CSLB 674646 · C4 C20 +1PlumberHeating and air conditioning
License activechecked Oct 19, 2026
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13

Gary's AC Services

Diamond Bar, CA · (909) 913-3310

CA-CSLB 921063 · C20Heating and air conditioning
License activechecked Oct 19, 2026
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15

H J R Contracting Inc

Diamond Bar, CA · (626) 290-5080

CA-CSLB 1041548 · B C20General contractorHeating and air conditioning
License activechecked Oct 19, 2026
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16

High Noon Air

Diamond Bar, CA · (909) 652-1049

CA-CSLB 1085441 · C20 C38Heating and air conditioning
License activechecked Oct 19, 2026
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19

Lanyi USA Inc

Diamond Bar, CA · (626) 215-0888

CA-CSLB 1121762 · C20Heating and air conditioning
License activechecked Oct 19, 2026
CallDetails