HVAC businesses in California
As of October 29, 2026, DealFlow OS tracks 5,122 HVAC businesses in California, compared with 11,334 establishments with paid employees in the U.S. Census Bureau's 2022 County Business Patterns.
Updated
HVAC businesses
5,122
With a website
81%
With a phone number
99%
Build the California hvac list
Open the Deal Finder with HVAC and California prefilled — same 5,122 count, phone and website on every row.
Top cities
- 1.Los Angeles216
- 2.Sacramento145
- 3.San Jose143
- 4.San Diego131
- 5.Fresno94
- 6.Anaheim91
- 7.Riverside86
- 8.Bakersfield81
Compared with the Census
- DealFlow OS (October 29, 2026)
- 5,122
- Census CBP 2022 (NAICS 238220)
- 11,334
NAICS 238220: Plumbing, heating, and air-conditioning contractors. NAICS 238220 combines HVAC and plumbing contractors, so the Census figure covers both trades.
Source: U.S. Census Bureau, County Business Patterns 2022 — excludes sole proprietors (non-employer businesses).
Frequently asked questions
How many HVAC businesses are there in California?
As of October 29, 2026, DealFlow OS tracks 5,122 HVAC businesses in California, compared with 11,334 establishments with paid employees in the U.S. Census Bureau's 2022 County Business Patterns. Source: U.S. Census Bureau, County Business Patterns 2022 — excludes sole proprietors (non-employer businesses).
What share of HVAC businesses in California have a website or phone number?
81% of the 5,122 HVAC businesses DealFlow OS tracks in California list a website and 99% list a phone number.
Which cities in California have the most HVAC businesses?
Los Angeles (216), Sacramento (145), San Jose (143) lead the state.
Why is the DealFlow OS count different from the Census number?
County Business Patterns counts establishments with paid employees and excludes sole proprietors (non-employer businesses). DealFlow OS counts HVAC businesses found in public business listings, including owner-operators without employees. NAICS 238220 combines HVAC and plumbing contractors, so the Census figure covers both trades.
How do I get a list of HVAC businesses in California?
Open the Deal Finder with HVAC and California prefilled to see the same 5,122 count, preview the rows, and export the list with phone numbers and websites.
HVAC in other states
Other industries in California
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