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

Heating and air conditioning in Downey, CA

28 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 21–40How results are ordered
22

All in One Electric Inc

Lynwood, CA · (626) 824-0775

CA-CSLB 933034 · B C7 +6General contractorElectricianHeating and air conditioning+2
License activechecked Oct 24, 2026
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23

Ambient A/C & Heat

Commerce, CA · (323) 493-4437

CA-CSLB 1016166 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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26

Bam Sheet Metal Co

Santa Fe Springs, CA · (323) 270-7187

CA-CSLB 1050561 · C39 C43RooferHeating and air conditioning
License activechecked Oct 24, 2026
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30

Brandel Don Plumbing Inc

Paramount, CA · (562) 408-0400

CA-CSLB 176778 · A C4 +5General engineering contractorPlumberFire sprinkler contractor+2
License activechecked Oct 24, 2026
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35

Calfreeze Corp

Maywood, CA · (323) 597-1797

CA-CSLB 1022196 · B C20 +1General contractorHeating and air conditioning
License activechecked Oct 24, 2026
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37

Cas Telecom Inc

Bellflower, CA · (562) 630-2300

CA-CSLB 939542 · C10 C20ElectricianHeating and air conditioning
License activechecked Oct 24, 2026
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