HVAC contractor (C-20) in Pasadena, CA
7 licenses · checked Oct 27, 2026
There are 7 HVAC contractor (C-20) licenses with an address of record in Pasadena, CA, in the CSLB License Master data checked Oct 27, 2026. That is 0.4% of the 1,847 such licenses statewide; Pasadena ranks #71 of 425 CA cities for this license type. They are spread across 4 ZIP codes; the most common are 91101 (2), 91107 (2), 91104 (2). Most list Los Angeles County. By business type: Corporation 5, Sole Owner 1, Limited Liability 1. The median first-issue year is 2018; the oldest license dates from 2015. 4 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 Pasadena
Showing 7 of 7, A to Z. Listing order is alphabetical, not a recommendation.
- Acco-Wilson, INC#1042403 · 91101
- AES Industrial INC#1049754 · 91101
- AIR Comfort Experts#1062708 · 91106
- Commercial AIR Systems INC#1027008 · 91107
- Electrical AND Hvac Pros INC#1055151 · 91104
- Kaleesi AIR#1005492 · 91104
- Multi AIR Service LLC#1026812 · 91107
Frequently asked questions
How many HVAC contractor (C-20) licenses are in Pasadena?
7 active licenses in the CSLB License Master data checked Oct 27, 2026 (0.4% 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 Pasadena?
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 Pasadena HVAC contractor (C-20) licenses expire soon?
4 of 7 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 Pasadena
General building contractor (62) · Electrical contractor (C-10) (14) · Plumbing contractor (C-36) (11) · General engineering contractor (6) · Landscaping contractor (C-27) (6) · Cabinet and finish carpentry contractor (C-6) (5) · Tile contractor (C-54) (4) · Painting contractor (C-33) (3) · Low-voltage contractor (C-7) (3) · Glazing contractor (C-17) (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.