Licensed Heating & Air Conditioning (C-20) contractors in Napa, CA

The California Contractors State License Board (CSLB) lists 15 Heating & Air Conditioning (C-20) contractors in Napa, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

15 contractors

Ach Pro Mechanical
Napa, CA · CSLB #1131437 · as of June 27, 2026
Active · clear
Adameck HVAC INC
Napa, CA · CSLB #1035976 · as of June 27, 2026
Active · clear
CM Heating And Air
Napa, CA · CSLB #1118376 · as of June 27, 2026
Active · clear
Custom Heating And Air Conditioning
Napa, CA · CSLB #825646 · as of June 27, 2026
Active · clear
Denny's Heating & Air Conditioning LLC
Napa, CA · CSLB #688217 · as of June 27, 2026
Active · clear
Eagle Heating & Air Conditioning
Napa, CA · CSLB #783917 · as of June 27, 2026
Active · clear
Integrity Sheet Metal
Napa, CA · CSLB #769852 · as of June 27, 2026
Active · clear
Jordan Mechanical INC
Napa, CA · CSLB #1054471 · as of June 27, 2026
Active · clear
Jre Heating And Air
Napa, CA · CSLB #1064819 · as of June 27, 2026
Active · clear
LH Heating And Air
Napa, CA · CSLB #1103438 · as of June 27, 2026
Active · clear
Mri Heating And Air Conditioning
Napa, CA · CSLB #1110749 · as of June 27, 2026
Active · clear
Reliable Refrigeration
Napa, CA · CSLB #467256 · as of June 27, 2026
Active · clear
Steve's Heating & Cooling
Napa, CA · CSLB #612317 · as of June 27, 2026
Active · clear
Sun Heating & Air Conditioning
Napa, CA · CSLB #559498 · as of June 27, 2026
Active · clear
Z S Heating And Air INC
Napa, CA · CSLB #1050971 · as of June 27, 2026
Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.