Contractor SearchHVAC in Ontario, California.
53 hvac profiles sourced from public licensing and registration records. Check source status, then use the available direct contact details.
Ontario, CA has 53 hvac listings in the directory drawn from California CSLB (HVAC). 52 showed an active license the last time this site read their source, while 1 license is no longer in the state's current license file. Each profile links the authoritative public source and shows newer recorded status changes when available.
Current public hvac listings in Ontario.
Listings whose most recent source read showed an active license.
Profiles already claimed and verified by the business.
1 public source feed this city hub.
A A Hvac Inc
HVAC listing in Ontario, CA. License 1057513 read active on 2026-10-19.
A G Heating & Air
HVAC listing in Ontario, CA. License 1132532 read active on 2026-10-19.
Aboubakare Ansary
HVAC listing in Ontario, CA. License 1042235 read active on 2026-10-19.
Adaptive Controls Services
HVAC listing in Ontario, CA. License 1116142 read active on 2026-10-19.
Air Bee Hvac
HVAC listing in Ontario, CA. License 1158451 read active on 2026-07-27.
Air Control Specialties Inc
HVAC listing in Ontario, CA. License 570881 read active on 2026-10-19.
Air Control Systems Inc
HVAC listing in Ontario, CA. License 639003 read active on 2026-10-19.
Airite Heating And Air Conditioning Inc
HVAC listing in Ontario, CA. License 232930 read active on 2026-10-19.
Airtong Heating & Cooling
HVAC listing in Ontario, CA. License 991016 read active on 2026-10-19.
All Pro Cooling Heating Plumbing & Electrical
HVAC listing in Ontario, CA. License 1103983 read active on 2026-10-19.
Amj Mechanical
HVAC listing in Ontario, CA. License 1031031 read active on 2026-10-19.
Brito David Sanchez
HVAC listing in Ontario, CA. License 1038101 read active on 2026-10-19.
Castillo Julio Antonio
HVAC listing in Ontario, CA. License 844311 read active on 2026-10-19.
Climate Controllers A Partnership The
HVAC listing in Ontario, CA. License 953750 read active on 2026-10-19.
Custom Homes Construction
HVAC listing in Ontario, CA. License 1045173 read active on 2026-10-19.
Diamond Air Services Inc
HVAC listing in Ontario, CA. License 1047483 read active on 2026-10-19.
Ds Hvac Inc
HVAC listing in Ontario, CA. License 1132699 read active on 2026-10-19.
Dss High Performance Hvac Solutions
HVAC listing in Ontario, CA. License 1158389 read active on 2026-07-27.
Effina
HVAC listing in Ontario, CA. License 1150901 read active on 2026-10-19.
Elite Precision Air Systems
HVAC listing in Ontario, CA. License 1139417 read active on 2026-10-19.
Erwin Advanced Air Systems
HVAC listing in Ontario, CA. License 897796 read active on 2026-10-19.
Foothill Heating & Air Conditioning
HVAC listing in Ontario, CA. License 979917 read active on 2026-10-19.
Get It Repaired Heating And Air Inc
HVAC listing in Ontario, CA. License 1155418 read active on 2026-10-19.
Hao Julan
HVAC listing in Ontario, CA. License 1083815 read active on 2026-10-19.
High Speed Rooter And Plumbing Inc
HVAC listing in Ontario, CA. License 1017796 read active on 2026-10-19.
Inter-City Energy Systems Inc
HVAC listing in Ontario, CA. License 587709 read active on 2026-10-19.
Jang Jason
HVAC listing in Ontario, CA. License 1035039 read active on 2026-10-19.
Jesse'S Air Systems A / C & Heating
HVAC listing in Ontario, CA. License 864645 read active on 2026-10-19.
Jn Construction Inc
HVAC listing in Ontario, CA. License 1001396 read active on 2026-10-19.
Just Everything Heating & Air Inc
HVAC listing in Ontario, CA. License 892799 read active on 2026-10-19.
Just Temperature Inc
HVAC listing in Ontario, CA. License 1062818 read active on 2026-10-19.
Kao Brian Yawching
HVAC listing in Ontario, CA. License 897876 read active on 2026-10-19.
Le Dao
HVAC listing in Ontario, CA. License 864673 read active on 2026-10-19.
Li Chun
HVAC listing in Ontario, CA. License 1054025 read active on 2026-10-19.
Magnison And Moen Inc
HVAC listing in Ontario, CA. License 264898 read active on 2026-10-19.
Marcos Air Conditioning
HVAC listing in Ontario, CA. License 950285 read active on 2026-10-19.
Master Chill Heating And Air
HVAC listing in Ontario, CA. License 1138989 read active on 2026-10-19.
Mechanical Control
HVAC listing in Ontario, CA. License 1019123 read active on 2026-10-19.
Myco Construction
HVAC listing in Ontario, CA. License 853581 read active on 2026-10-19.
Nick Air Conditioning Inc
HVAC listing in Ontario, CA. License 1135910 read active on 2026-10-19.
Northstar Phac Inc
HVAC listing in Ontario, CA. License 916254 read active on 2026-10-19.
Norton General Contractors
HVAC listing in Ontario, CA. License 909595 read active on 2026-10-19.
Ontario Refrigeration Commercial Air Conditioning Heating & Contr
HVAC listing in Ontario, CA. License 315638 read active on 2026-10-19.
Park Phillip
HVAC listing in Ontario, CA. License 1102884 read active on 2026-10-19.
Pisces Plumbing
HVAC listing in Ontario, CA. License 1133446 read active on 2026-10-19.
Reliant Cooling And Power Llc
HVAC listing in Ontario, CA. License 1156506 read active on 2026-10-19.
Spec Construction Co Inc
HVAC listing in Ontario, CA. License 419626 read active on 2026-10-19.
Specialized Dairy Service Inc
HVAC listing in Ontario, CA. License 875409 read active on 2026-10-19.
Technicool Refrigeration
HVAC listing in Ontario, CA. License 987769 read active on 2026-10-19.
Veltel Infrastructure Services Llc
HVAC listing in Ontario, CA. License 1049531 read active on 2026-10-19.
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