Home / License lookup / Washington / HVAC Contractors
Washington contractor licenses
Washington HVAC contractors
The L&I file dated Oct 29, 2026 lists 1,315 active Washington HVAC licenses, 1,200 of them held by businesses. 17 were issued in the last 30 days. 44 expire by Dec 28, 2026.1
- Active licenses
- 1,315
- Held by businesses
- 1,200
- Issued, last 30 days
- 17
- Issued, last 12 months
- 179
- Expire by Dec 28
- 44
- Licensed 10+ years
- 47%
Which Washington license classes count as HVAC work?
| Class | Active |
|---|---|
| CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) | 774 |
| EC-6A Hvac/Rfrg | 523 |
| EC-6B Hvac/Rfrg-Restricted | 18 |
Where are Washington's HVAC contractors?
202 cities have at least one. Businesses by city:
- Vancouver70
- Spokane54
- Seattle47
- Yakima31
- Tacoma29
- Auburn21
- Spokane Valley20
- Wenatchee20
- Puyallup18
- Lynnwood18
- Bothell16
- Snohomish16
- Kennewick16
- Renton16
- Battle Ground15
- Marysville13
- Redmond13
- Everett13
- Walla Walla13
- Bellingham13
- Kent13
- Olympia12
- Pasco12
- Federal Way11
Who got a Washington HVAC license most recently?
- Larch HVAC & ApplianceSpokane · EC-6A Hvac/Rfrg · issued Oct 26, 2026
- Oregon-Aire IncEC-6A Hvac/Rfrg · issued Oct 26, 2026
- M&M Ductless HTG & CLG LLCPort Angeles · EC-6B Hvac/Rfrg-Restricted · issued Oct 26, 2026
- P S F Mechanical IncFife · EC-6A Hvac/Rfrg · issued Oct 26, 2026
- M&M Ductless HTG & CLG LLCPort Angeles · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · issued Oct 26, 2026
- GW HVAC LLCPuyallup · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · issued Oct 23, 2026
- Ej's Ideal ElectricalVancouver · EC-6A Hvac/Rfrg · issued Oct 21, 2026
- Oakhaven Refer & HVAC LLCGoldendale · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · issued Oct 20, 2026
- TC Mechanical Solutions LLCBellingham · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · issued Oct 19, 2026
- Core Inc Indoor Air QualityCC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · issued Oct 14, 2026
Which HVAC contractors have held a license longest?
- Hunter-Davisson IncCC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · since 1967
- Robben & Sons HTG IncCC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · since 1967
- Amplified Sound CoSeattle · EC-6A Hvac/Rfrg · since 1970
- Commercial Refrigeration IncCC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · since 1976
- Moon Security SRVS IncEC-6A Hvac/Rfrg · since 1976
Whose license is up for renewal next?
- Wilson's Air Technologies IncTacoma · EC-6A Hvac/Rfrg · expires Oct 30, 2026
- Jeno's Refrigeration LLCKennewick · EC-6A Hvac/Rfrg · expires Oct 31, 2026
- Bayside Heating & Air LLCLittlerock · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · expires Oct 31, 2026
- Grassi Refrigeration SRVC IncWalla Walla · EC-6A Hvac/Rfrg · expires Oct 31, 2026
- Testcomm LLCSpokane · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · expires Nov 1, 2026
- Dave's HTG And A/C IncSelah · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · expires Nov 10, 2026
- Whidbey Heating & Stoves LLCGreenbank · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · expires Nov 14, 2026
- Acnw LLCSpokane · CC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · expires Nov 15, 2026
- Legacy Heating & CoolingEC-6A Hvac/Rfrg · expires Nov 15, 2026
- Divine Heating & CoolingCC-SM Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · expires Nov 15, 2026
Check a Washington license
Sources
- L&I contractor license data (data.wa.gov, Oct 29, 2026)
- Department of Labor and Industries (L&I) (lni.wa.gov)