HVAC contractor (C-20) in Carlsbad, CA
4 licenses · checked Oct 27, 2026
There are 4 HVAC contractor (C-20) licenses with an address of record in Carlsbad, CA, in the CSLB License Master data checked Oct 27, 2026. That is 0.2% of the 1,847 such licenses statewide; Carlsbad ranks #131 of 425 CA cities for this license type. They are spread across 4 ZIP codes; the most common are 92011 (1), 95608 (1), 92008 (1). Most list San Diego County. By business type: Corporation 3, Sole Owner 1. The median first-issue year is 2016; the oldest license dates from 2016. 1 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 Carlsbad
Showing 4 of 4, A to Z. Listing order is alphabetical, not a recommendation.
- David Phend Heating & AIR#1010661 · 92011
- Energy Efficiency AC#1026683 · 95608
- Steve Moore Quality AIR INC#1020671 · 92008
- Williams Water CO#1060377 · 92018
Frequently asked questions
How many HVAC contractor (C-20) licenses are in Carlsbad?
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 Carlsbad?
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 Carlsbad HVAC contractor (C-20) licenses expire soon?
1 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 Carlsbad
General building contractor (54) · Electrical contractor (C-10) (11) · Landscaping contractor (C-27) (11) · General engineering contractor (10) · Plumbing contractor (C-36) (9) · Painting contractor (C-33) (8) · Swimming pool contractor (C-53) (5) · Low-voltage contractor (C-7) (5) · Tile contractor (C-54) (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.