Contractor License Proof
A licensed Warm-Air Heating, Ventilating and Air-Conditioning contractor at work on a California project

Warm-Air Heating, Ventilating and Air-Conditioning Contractors in California (C-20)

California licenses thousands of Warm-Air Heating, Ventilating and Air-Conditioning contractors through the CSLB. This directory tracks 12,172 of them — 11,571 currently active (95%), with 100% carrying a contractor bond on file and 96% showing workers' compensation coverage. Every profile is dated against the official CSLB public record.

12,172
Listed
11,571
Active
12,170
With bond
11,743
With WC

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Warm-Air Heating, Ventilating and Air-Conditioning contractors

Frequently asked questions

How many Warm-Air Heating, Ventilating and Air-Conditioning contractors are licensed in California?

This directory lists 12,172 Warm-Air Heating, Ventilating and Air-Conditioning contractors in California, of which 11,571 currently hold an active CSLB license.

How do I check if a Warm-Air Heating, Ventilating and Air-Conditioning contractor is licensed in California?

Open the contractor's profile here for their dated CSLB status, or look up their license number directly on the CSLB "Check a License" tool. A license must be active — not expired, suspended, or inactive — to be valid.

Should a Warm-Air Heating, Ventilating and Air-Conditioning contractor carry a bond and workers' compensation?

Most active CSLB licensees carry a contractor bond, and any contractor with employees must carry workers' compensation. Each profile shows what the CSLB record reports.