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Licensed HVAC Contractors in Rancho Cucamonga, California

Updated November 1, 2026 from CSLB's public license file · C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor

  • 78licensed HVAC contractors
  • 75active (Clear)
  • 3.8%with a suspension
  • 0%workers' comp exempt
  • 14.2 yrsmedian time licensed
  • 66.7%corp / LLC / partnership (33.3% sole owner)
  • 5new in the last 12 months
  • —change tracking began November 1, 2026

Rancho Cucamonga is home to 78 HVAC contractors in CSLB's license file, ranking #1 of 13 San Bernardino County cities for this trade. 96.2% are Clear.

The share with a suspension (3.8%) is close to the San Bernardino County rate for the same license (4.1%). About 0% report a workers' comp exemption, roughly the statewide norm for HVAC contractors.

The median HVAC contractor here has held a license for 14.2 years (more than the statewide median of 11.6), and 5 licenses were issued in the last 12 months.

In California this work generally calls for the C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor license (or a B license when it is part of a larger multi-trade job). See the C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor guide for what the license covers.

How to check a HVAC contractor's license in Rancho Cucamonga

  1. Open the HVAC contractor's profile from the table below (or search Rancho Cucamonga listings by name). Check that C-20 appears among its classifications and that the primary status reads Clear. What C-20 covers.
  2. Confirm it live with CSLB's Instant License Check. Statuses change between our weekly refreshes, especially workers' comp and bond suspensions.
  3. Ask for the pocket license and a photo ID and match the name to your contract. Work of $1,000 or more needs a license (the $1,000 rule), and a down payment can't exceed $1,000 or 10% (down payment rules).

50 of 78 HVAC contractors in Rancho Cucamonga

Rancho Cucamonga HVAC contractors sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed HVAC contractors in Rancho Cucamonga
Business nameLicense #StatusYearsWorkers' compBond
Air Conditioning Engineering INC 236962 Clear 61 Insured On file
Rc Air LLC 445508 Clear 43 Insured On file
Ideal Comfort Heating & Cooling Corporation 448740 Clear 43 Insured On file
Lopiccolo Donald G 477410 Clear 41 Insured On file
Sonwest Air Conditioning INC 486917 Clear 40 Insured On file
Jed August 536787 Clear 38 Insured On file
Comfort Mechanical Enterprises INC 608875 Clear 35 Insured On file
Air Dyne Mechanical 645326 Clear 34 Insured On file
W C C S INC 655509 Clear 34 Insured On file
Dunn Plumbing Heating & Air Conditioning INC 712182 Clear 31 Insured On file
Comfort Temp 737252 Clear 29 Insured On file
Hagen Heating & Air 746913 Clear 28 Insured On file
Retrofit Service CO INC 760432 Clear 27 Insured On file
T D I Refrigeration 764435 Clear 27 Insured On file
Air Management Industries Incorporated 783245 Clear 26 Insured On file
A + Air Corp 803450 Clear 24 Insured On file
A C R Technologies 811487 Clear 24 Insured On file
Afm HVAC 811183 Clear 24 Insured On file
California Air Power 836697 Clear 22 Insured On file
Alta Rancho Air - Conditioning & Heating CO 842084 Clear 22 Insured On file
Punk Rock Plumbing Services 842826 Clear 22 Insured On file
Ramco Plumbing Heating & Air 853493 Clear 21 Insured On file
Westland Mechanical LLC 894940 Clear 19 Insured On file
Superior Electrical Mechanical & Plumbing INC 911185 Clear 18 Insured On file
Bayside Heating & Air Cond 917640 Clear 18 Insured On file
Bill's Heating & Air Conditioning 920036 Clear 18 Insured On file
Golden Coast Construction 924213 Clear 18 Insured On file
Savannah Mechanical 926067 Clear 17 Insured On file
Orange County Air Services 929240 Clear 17 Insured On file
4 S Air INC 931194 Clear 17 Insured On file
All City Plumbing Air & Electrical 940722 Clear 16 Insured On file
Air There 942851 Clear 16 Insured On file
Maxair HVAC 953623 Clear 16 Insured On file
Air Controlled Environments 960569 Clear 15 Insured On file
Airestream Mechanical INC 960348 Clear 15 Insured On file
B C M Group INC 968356 Clear 14 Insured On file
Skidco Air 972571 Clear 14 Insured On file
Premier Service Group Enterprise INC 975801 Clear 14 Insured On file
Angels Air 976406 Clear 14 Insured On file
Accurate Heating and Air Conditioning LLC 1008392 Clear 11 Insured On file
Cut N Dry Restoration 1013757 Clear 10 Insured On file
Solis Mechanical Services 1018377 Clear 10 Insured On file
Gomez Air Conditioning LLC 1021629 Clear 9 Insured On file
Universal Air Conditioning & Heating 1022509 Clear 9 Insured On file
Central Air Services INC 1027319 Clear 9 Insured On file
Straight Forward Heating and Air 1036170 Clear 8 Insured On file
All Pro Refrigeration INC 1038018 Clear 8 Insured On file
Premier Comfort Experts 1037739 Clear 8 Insured On file
Air Conditioning & Heating Service Master 1049756 Clear 7 Insured On file
Swell Mechanical Engineering INC 1056096 Clear 7 Insured On file

See all 78 HVAC contractors in Rancho Cucamonga

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed HVAC contractors are in Rancho Cucamonga?

CSLB's current public file lists 78 HVAC contractors with a Rancho Cucamonga mailing address. 75 have a Clear status, and 91% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a HVAC contractor need in California?

CSLB issues the C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor classification for this work. In San Bernardino County, 96.2% of Rancho Cucamonga's holders are Clear right now. The license requirement starts at $1,000 per job (the minor-work rule).

How do I check a HVAC contractor's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In Rancho Cucamonga, 97.4% of HVAC contractors list a policy, 0% claim an exemption and 2.6% show no current coverage. Confirm the policy with CSLB's workers' comp search before work starts. How to check workers' comp.

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Guides