HVAC Contractors in Ontario, CA

Bidroom has 59 HVAC contractor license records for Ontario, California (counted 2026-11-07). Of these, 44 are listed as active, 12 have an expired license on record, 43 show a bond on file, 43 show workers' comp on file. The most common license type is C20 (39).

Best-documented HVAC contractors in Ontario

Myco Construction
Detailed record
Air Control Systems Inc
Detailed record
Adaptive Controls Services
Detailed record
License types: C20 (39), C38 (4), C20| C38 (3)
License status: Clear (42), Active (13), Accredited (2)
ZIP codes: 91761, 91762, 91764
A A Hvac Inc · Clear
Ontario, CA 91761 · C20 · License 1057513
A G Heating & Air · Clear
Ontario, CA 91764 · C20 · License 1132532
Adaptive Controls Services · Clear
Ontario, CA 91761 · C20 · License 1116142
Air Control Specialties Inc · Clear
Ontario, CA 91761 · C20 · License 570881
Air Control Systems Inc · Clear
Ontario, CA 91761 · C-2| C20 · License 639003
Airtong Heating & Cooling · Clear
Ontario, CA 91761 · C20 · License 991016
American Stainless · Clear
Ontario, CA 91761 · C43| D12| D24| D34 · License 1085845
Atlantic Refrigeration & Appliances · Work Comp Susp
Ontario, CA 91761 · C20| C38 · License 662919
Diamond Air Services Inc · Clear
Ontario, CA 91761 · B| C20| C43 · License 1047483
Ds Hvac Inc · Clear
Ontario, CA 91762 · C20 · License 1132699
Effina · Clear
Ontario, CA 91761 · C20 · License 1150901
Elite Precision Air Systems · Clear
Ontario, CA 91761 · C20 · License 1139417
Erwin Advanced Air Systems · Clear
Ontario, CA 91761 · C20 · License 897796
Foothill Heating & Air Conditioning · Clear
Ontario, CA 91764 · C20 · License 979917
Hao Julan · Clear
Ontario, CA 91761 · C20 · License 1083815
Jang Jason · Clear
Ontario, CA 91764 · C20 · License 1035039
Jc Custom Sheet Metal Llc · Clear
Ontario, CA 91761 · C43 · License 1144832
Jesse's Air Systems A / C & Heating · Clear
Ontario, CA 91761 · C20 · License 864645
Just Everything Heating & Air Inc · Clear
Ontario, CA 91762 · C20 · License 892799
Just Temperature Inc · Clear
Ontario, CA 91762 · C20 · License 1062818
Le Dao · Clear
Ontario, CA 91762 · C20 · License 864673
Li Chun · Clear
Ontario, CA 91761 · C20 · License 1054025
Master Chill Heating And Air · Clear
Ontario, CA 91762 · C20 · License 1138989
Metal Engineering & Mfg · Clear
Ontario, CA 91761 · C43 · License 409730
Myco Construction · Clear
Ontario, CA 91761 · B| C17| C20| C27| C33| C39 · License 853581
Nick Air Conditioning Inc · Clear
Ontario, CA 91761 · C20 · License 1135910
Ontario Refrigeration Commercial Air Conditioning Heating & Contr · Clear
Ontario, CA 91762 · C20| C38 · License 315638
Park Phillip · Clear
Ontario, CA 91761 · C20 · License 1102884
Superheat Refrigeration · Clear
Ontario, CA 91761 · C38 · License 1147315
Virtue Air Conditioning Inc · Clear
Ontario, CA 91761 · C20 · License 1053503
West End Heating And Air · Clear
Ontario, CA 91764 · C20 · License 1110549
Air Control Specialties Inc · Active
Ontario, CA · C20 · License LAPERMIT-007477
Air Control Systems Inc · Active
Ontario, CA · C20 · License LAPERMIT-004227
Allstar Heating & Air Conditioning · Active
Ontario, CA · C20 · License LAPERMIT-008496
Erwin Advanced Air Systems · Active
Ontario, CA · C20 · License LAPERMIT-014195
Inter-city Energy Systems Inc · Active
Ontario, CA · C20 · License LAPERMIT-021082
Just Everything Heating & Air Inc · Active
Ontario, CA · C20 · License LAPERMIT-002891
L & M Services Inc · Active
Ontario, CA · C20 · License LAPERMIT-016340
Myco Investments Inc · Active
Ontario, CA · C20 · License LAPERMIT-018018
Ontario Refrigeration Service Inc · Active
Ontario, CA · C20 · License LAPERMIT-001497
Prime Refrigeration Systems · Active
Ontario, CA · C38 · License LAPERMIT-008411
Smart Choice Heating And Air · Active
Ontario, CA · C20 · License LAPERMIT-018721
Specialize Heating & Air Conditioning Inc · Active
Ontario, CA · C20 · License LAPERMIT-017636
Westland Heating And Air Conditioning Inc · Active
Ontario, CA · C20 · License LAPERMIT-005510
A G Heating & Air · Accredited
Ontario, CA 91764-6823 · Heating and Air Conditioning · License BBB-1000143637
Custom Homes Construction · Status
Ontario, CA 91761 · B| C20| C38 · License 1045173
Diamond Air Services Inc · Accredited
Ontario, CA 91761-5784 · Heating and Air Conditioning · License BBB-850023175
Aboubakare Ansary · Clear
Ontario, CA 91761 · B| C20| C38 · License 1042235
Airite Heating And Air Conditioning Inc · Clear
Ontario, CA 91762 · C-4| C20| C38 · License 232930
Climate Controllers A Partnership The · Clear
Ontario, CA 91761 · C20 · License 953750
Crs Commercial Llc · Clear
Ontario, CA 91761 · C39| C43 · License 1127275
Elite Air Solutions · Clear
Ontario, CA 91761 · C20 · License 1041482
Empire Sheet Metal Inc · Clear
Ontario, CA 91761 · C43 · License 759685
Good Temperature · Clear
Ontario, CA 91761 · C38 · License 916498
K N J M Chiller Services Inc · Clear
Ontario, CA 91764 · C38 · License 1014147
Magnison And Moen Inc · Clear
Ontario, CA 91761 · C20 · License 264898
Marcos Air Conditioning · Clear
Ontario, CA 91761 · C20 · License 950285
Mechanical Control · Clear
Ontario, CA 91762 · C20 · License 1019123
Technicool Refrigeration · Clear
Ontario, CA 91762 · C20| C38 · License 987769

Listings are populated from public state-license and BBB business records. To update or claim your profile, click any business above and use the “Claim this profile” button — it’s free and takes about 60 seconds.

Open projects near Ontario

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Van Nuys, CA · HVAC Installation
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