HVAC contractor (warm-air heating, ventilating and air conditioning)s in Ontario, CA
51 licenses with the C-20 classification list Ontario (San Bernardino County) as their address with the state, 50 of them active. Active licenses with nothing flagged come first.
- Pisces PlumbingC-20 · C-36 · #1133446 Ontario · San Bernardino County Active
- Reliant Cooling and Power LLCC-20 · #1156506 Ontario · San Bernardino County Active
- Spec Construction Co IncA · B · C-4 · C-8 +9 · #419626 Ontario · San Bernardino County Active
- Specialized Dairy Service IncC-10 · C-20 · C-38 · #875409 Ontario · San Bernardino County Active
- Technicool RefrigerationC-20 · C-38 · #987769 Ontario · San Bernardino County Active
- The Climate Controllers A PartnershipC-20 · #953750 Ontario · San Bernardino County Active
- Veltel Infrastructure Services LLCB · C-10 · C-20 · #1049531 Ontario · San Bernardino County Active
- Virtue Air Conditioning IncC-20 · #1053503 Ontario · San Bernardino County Active
- West End Heating and AirC-20 · #1110549 Ontario · San Bernardino County Active
- West Wind Mechanical IncC-20 · #1163372 Ontario · San Bernardino County Active
- Atlantic Refrigeration & AppliancesC-20 · C-38 · #662919 Ontario · San Bernardino County Suspended: no workers' comp
Source: CSLB license file, Nov 8, 2026All trades in Ontario