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

Heating and air conditioning in National City, CA

20 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
713 listingsHow results are ordered
02

Bluebay Mechanical

San Diego, CA · (619) 862-7962

CA-CSLB 1148556 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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07

C L Mechanical

San Ysidro, CA · (951) 396-6490

CA-CSLB 1075531 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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09

Cable Technologies

Spring Valley, CA · (619) 992-6221

CA-CSLB 1033309 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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12

Cass Plumbing & Heating

San Diego, CA · (619) 223-1486

CA-CSLB 140162 · C8 C16 +2Concrete contractorFire sprinkler contractorHeating and air conditioning+1
License activechecked Oct 24, 2026
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13

Castillo Works

Chula Vista, CA · (619) 549-3591

CA-CSLB 919636 · B C20 +1General contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
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14

Castle Comfort

San Diego, CA · (619) 491-7010

CA-CSLB 1034840 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
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15

Castle Steel Buildings Inc

Spring Valley, CA · (619) 589-1856

CA-CSLB 961382 · C43 C51Heating and air conditioningSteel and welding contractor
License activechecked Oct 24, 2026
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16

Celsius Mechanical

San Diego, CA · (619) 488-7704

CA-CSLB 1129053 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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20

Cool Blue HVAC

Chula Vista, CA · (619) 569-6987

CA-CSLB 1089746 · C20Heating and air conditioning
License activechecked Oct 24, 2026
CallDetails