HVAC contractor (C-20) in El Cajon, CA
16 licenses · checked Oct 27, 2026
There are 16 HVAC contractor (C-20) licenses with an address of record in El Cajon, CA, in the CSLB License Master data checked Oct 27, 2026. That is 0.9% of the 1,847 such licenses statewide; El Cajon ranks #13 of 425 CA cities for this license type. They are spread across 4 ZIP codes; the most common are 92020 (6), 92019 (4), 92021 (4). Most list San Diego County. By business type: Sole Owner 8, Corporation 6, Limited Liability 2. The median first-issue year is 2017; the oldest license dates from 2015. 7 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 El Cajon
Showing 16 of 16, A to Z. Listing order is alphabetical, not a recommendation.
- 24/7 Drain Rooter INC#1015867 · 92019
- American Comfort Services#1031066 · 92020
- Ayad Marooki Heating AND AIR Conditioning LLC#1024584 · 92019
- Blue Diamond Heating AND AIR#1060725 · 92020
- CED Glenn Mechanical LLC#1058177 · 92022
- Delta Heating & A/C DBA Delta Heating AND Cooling#1057671 · 92021
- Flip Mechanical#1048923 · 92019
- Galaxy AIR Hvac#1026659 · 92019
- Generations Heating & AIR Conditioning#1048574 · 92020
- H Q Kisso AIR Conditioning#1027208 · 92021
- M A R C 2 Hvac#1013893 · 92021
- ON Point Heating AND AIR Conditioning#1061789 · 92021
- Prestigious Plumbing#1064681 · 92020
- Radicool Heating AND AIR Plumbing Electrical#1008414 · 92022
- Tornado AIR#1013611 · 92020
- Yeazel Heating & AIR#1017516 · 92020
Frequently asked questions
How many HVAC contractor (C-20) licenses are in El Cajon?
16 active licenses in the CSLB License Master data checked Oct 27, 2026 (0.9% 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 El Cajon?
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 El Cajon HVAC contractor (C-20) licenses expire soon?
7 of 16 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 El Cajon
General building contractor (69) · Electrical contractor (C-10) (22) · General engineering contractor (16) · Plumbing contractor (C-36) (16) · Landscaping contractor (C-27) (15) · Painting contractor (C-33) (12) · Tile contractor (C-54) (11) · Concrete contractor (C-8) (8) · Swimming pool contractor (C-53) (6) · Flooring contractor (C-15) (6) · Low-voltage contractor (C-7) (5) · Roofing contractor (C-39) (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.