HVAC contractor (C-20) in Atwater, CA
4 licenses · checked Oct 27, 2026
There are 4 HVAC contractor (C-20) licenses with an address of record in Atwater, CA, in the CSLB License Master data checked Oct 27, 2026. That is 0.2% of the 1,847 such licenses statewide; Atwater ranks #130 of 425 CA cities for this license type. Most list Merced County. By business type: Sole Owner 2, Limited Liability 1, Corporation 1. The median first-issue year is 2016; the oldest license dates from 2015. 2 of them come up for renewal or expiration in the next 12 months, so re-check status before you sign a contract.
What a HVAC contractor (C-20) license covers
Warm-Air Heating, Ventilating and Air-Conditioning (C-20) covers furnaces, heat pumps, air-conditioning units, ducts and ventilation systems.
How to verify a license
Enter the license number in CSLB Instant License Check and confirm the status is active, the classification matches the work, and the contractor has a current bond and workers' compensation coverage (or a valid exemption). California requires the license number on contracts and advertising. Official lookup: CSLB Instant License Check.
HVAC contractor (C-20) licenses in Atwater
Showing 4 of 4, A to Z. Listing order is alphabetical, not a recommendation.
- Comfort Zone#1031293 · 95301
- Cosmic Comfort#1015082 · 95301
- Universal AIR Hvac INC#1044195 · 95301
- Vierra'S Heating & AIR Conditioning#1000312 · 95301
Frequently asked questions
How many HVAC contractor (C-20) licenses are in Atwater?
4 active licenses in the CSLB License Master data checked Oct 27, 2026 (0.2% of CA).
What does a HVAC contractor (C-20) license cover?
Warm-Air Heating, Ventilating and Air-Conditioning (C-20) covers furnaces, heat pumps, air-conditioning units, ducts and ventilation systems.
How do I verify a HVAC contractor (C-20) license in Atwater?
Enter the license number in CSLB Instant License Check and confirm the status is active, the classification matches the work, and the contractor has a current bond and workers' compensation coverage (or a valid exemption). California requires the license number on contracts and advertising. Use the license number shown here with the CSLB Instant License Check.
How many Atwater HVAC contractor (C-20) licenses expire soon?
2 of 4 have an expiration date in the next 12 months. A license that lapses must be renewed before the holder can work under it again.
Other license types in Atwater
General building contractor (10) · General engineering contractor (4) · Electrical contractor (C-10) (4) · Drywall contractor (C-9) (3)
All HVAC contractor (C-20) licenses in CA →
Source: CSLB License Master. Licensed California is independent and not affiliated with the licensing agency. Data checked Oct 27, 2026.