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

Heating and air conditioning in Ontario, CA

59 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
01

Airtech Brothers

Jurupa Valley, CA · (626) 757-5484

CA-CSLB 931565 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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02

Airwerks Inc

Chino, CA · (951) 751-0481

CA-CSLB 939296 · C20Heating and air conditioning
License activechecked Oct 24, 2026
CallDetails
11

Allyn Bruce Plumbing Inc

Pomona, CA · (909) 392-8403

CA-CSLB 245042 · C16 C20 +1Fire sprinkler contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
CallDetails
14

Amfab Inc

Chino Hills, CA · (951) 201-1782

CA-CSLB 280314 · C43Heating and air conditioning
License activechecked Oct 24, 2026
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15

Angel's Air Inc

Fontana, CA · (909) 900-3382

CA-CSLB 1001168 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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16

Angels Air

Rancho Cucamonga, CA · (909) 367-6730

CA-CSLB 976406 · C20Heating and air conditioning
License activechecked Oct 24, 2026
CallDetails