HVAC contractors in WALLA WALLA, WA
15 listingsSource: Washington L&I license records. Last verified 2026-08-31.
There are 15 hvac contractors in WALLA WALLA, Washington with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-10-16; every listing shows its own number and expiry date. All are drawn from the Washington L&I register; expired and inactive licenses are excluded.
| Business | License | Type | Expires | City | Zip | |
|---|---|---|---|---|---|---|
| AMERICAN AIR HEATING/CLNG LLC | AMERIAH824KC | ELECTRICAL CONTRACTOR | 2028-05-03 | WALLA WALLA | 99362 | Set up workspace |
| AMERICAN AIR HEATING/CLNG LLC | AMERIAH854PE | CONSTRUCTION CONTRACTOR | 2027-10-05 | WALLA WALLA | 99362 | Set up workspace |
| BLAZE 2 BLIZZARD HTNG/CLNG LLC | BLAZE2B791JB | CONSTRUCTION CONTRACTOR | 2027-06-27 | WALLA WALLA | 99362 | Set up workspace |
| GRASSI REFRIGERATION SRVC INC | GRASSRS827PU | ELECTRICAL CONTRACTOR | 2026-10-31 | WALLA WALLA | 99362 | Set up workspace |
| GRASSI SERVICES LLC | GRASSSL756QD | ELECTRICAL CONTRACTOR | 2027-11-26 | WALLA WALLA | 99362 | Set up workspace |
| JIM'S A THRU Z RFRG & HTG | JIMSTTZ914DE | CONSTRUCTION CONTRACTOR | 2027-10-09 | WALLA WALLA | 99362 | Set up workspace |
| Mill Creek Mechanical | MILLCCM819ML | ELECTRICAL CONTRACTOR | 2027-07-28 | WALLA WALLA | 99362 | Set up workspace |
| POWERS REFRIGERATION LLC | POWERRL7662U | ELECTRICAL CONTRACTOR | 2028-05-31 | WALLA WALLA | 99362 | Set up workspace |
| PRO HEATING & AIR CONDITIONING | PROHEHA784K3 | CONSTRUCTION CONTRACTOR | 2028-07-22 | WALLA WALLA | 99362 | Set up workspace |
| SURE TEMP MECHANICAL LLC | SURETTM8981K | CONSTRUCTION CONTRACTOR | 2027-04-12 | WALLA WALLA | 99362 | Set up workspace |
| SURE TEMP MECHANICAL LLC | SURETTM898JK | ELECTRICAL CONTRACTOR | 2027-04-12 | WALLA WALLA | 99362 | Set up workspace |
| THERMALWISE HEATING & RFRG LLC | THERMHR773K3 | CONSTRUCTION CONTRACTOR | 2027-07-01 | WALLA WALLA | 99362 | Set up workspace |
| TOTAL COMFORT SOLUTIONS LLC | TOTALCS926PP | ELECTRICAL CONTRACTOR | 2026-10-16 | WALLA WALLA | 99362 | Set up workspace |
| TOTAL COMF SL HTG CLG/PLB LLC | TOTALCS743CK | ELECTRICAL CONTRACTOR | 2028-04-10 | WALLA WALLA | 99362 | Set up workspace |
| Walla Walla Refrigeration LLC | WALLAWR834RJ | ELECTRICAL CONTRACTOR | 2028-08-21 | WALLA WALLA | 99362 | Set up workspace |
Quick answers
- How many hvac contractors are in WALLA WALLA?
- 15 with a current Washington license, as of 2026-08-31.
- How do I check a license is current?
- Every listing shows its state license number and expiry. Verify any of them directly against the Washington L&I licensee database.