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Thermostat Services in Washington

913 local Thermostat Services pros serving 196 cities across Washington. Looking for thermostat installation in Washington? HVAC Service Fast lists 913 local Thermostat Services companies serving 196 cities — from Vancouver and Spokane to Seattle. Compare Google ratings, check license details and contact companies directly — no middleman, no fees. Washington sees both hot summers (~68°F) and cold winters (~40°F), so equipment works year-round with little downtime.… Read more

Compare Thermostat Services Companies in Washington

Local contractors · pick a city to narrow down

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Walla Walla Refrigeration LLC

5 West Alder Suite 400, Walla Walla, WA 99362, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 8 yrs

Walsh Equipment Repair Inc

1519 128TH PL NE, Bellevue, WA 98005, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 25 yrs

Walther Iha LLC

2016 S TWEEDT CT, Kennewick, WA 99338, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 1 yrs

Waterways Inc

2118 SE 12th Ave #101, Battle Ground, WA 98604, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 21 yrs

Western Mechanical HVAC

31718 176th Ave SE, Auburn, WA 98092, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 16 yrs

Western States Equipment Co

500 E OVERLAND RD, Meridian, ID 83642, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 34 yrs

Westside HVAC Inc

1218 125TH AVE E, Edgewood, WA 98372, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 3 yrs

Westworld Airworks LLC

1700 7TH AVE, Seattle, WA 98101, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 1 yrs

Williams Mechanical Inc

3903 Smith Ave, Everett, WA 98201, USA

License on file
AC Services Heating Services Ductwork Services
No ratings yet 15 yrs

About Thermostat Services in Washington

Looking for thermostat installation in Washington? HVAC Service Fast lists 913 local Thermostat Services companies serving 196 cities — from Vancouver and Spokane to Seattle. Compare Google ratings, check license details and contact companies directly — no middleman, no fees.

Washington sees both hot summers (~68°F) and cold winters (~40°F), so equipment works year-round with little downtime. Typical jobs include thermostat installation, thermostat repair, smart thermostat installation and seasonal maintenance.

Contractor licensing in Washington runs through the Washington L&I Contractor Verify. Where a company lists a license number on its profile, you can verify it yourself on the official portal before you hire — a two-minute check that filters out most bad actors.

Thermostat Services in Washington — FAQ

How many Thermostat Services companies are listed in Washington?
HVAC Service Fast currently lists 913 Thermostat Services companies across 196 cities in Washington. Every profile shows the data we have on file — ratings from public sources, phone, address and, where available, license numbers.
How do I verify a Thermostat Services contractor's license in Washington?
Use the official Washington L&I Contractor Verify search. If a company shows a license number on its HVAC Service Fast profile, look it up there to confirm it is current before signing a contract.
How much does Thermostat Services cost in Washington?
Prices vary with job scope, equipment and local labor rates, so treat any flat number online with caution. Our free HVAC cost guide explains typical price factors, and requesting two or three quotes from the companies listed here is the fastest way to see real local pricing.
Which Washington cities have the most Thermostat Services pros?
The largest concentrations are in Vancouver, Spokane, Seattle, Tacoma, Shoreline. Use the city filter to narrow this page, or open a city page for the full local list.

Thermostat Services by City in Washington

Open a city page for the full local list of Thermostat Services pros.

Aberdeen1 Algona1 Allyn1 Aloha2 Amboy1 Anacortes2 Arlington4 Asotin1 Astoria1 Athol1 Auburn13 Bainbridge Island1 Battle Ground13 Beavercreek1 Belfair4 Bellevue5 Bellingham8 Blaine3 Bonney Lake6 Bothell13 Bremerton6 Brewster1 Brush Prairie2 Buckley4 Burien1 Burley1 Burlington2 Camas4 Carnation2 Carson1 Cashmere2 Castle Rock1 Centralia1 Chehalis5 Chelan3 Clackamas2 Clarkston1 Clinton1 Colville1 Concrete1 Coulee City1 Covington4 Custer2 Dalton Gardens1 Darrington1 Deer Park4 Deming1 Des Moines2 Duvall1 East Wenatchee1 Easton1 Eatonville3 Edgewood5 Edmonds5 Ellensburg1 Emmett1 Endicott1 Enumclaw4 Estacada1 Everett15 Fairfield1 Federal Way9 Ferndale4 Fife2 Freeland1 Friday Harbor4 Gig Harbor4 Gold Bar1 Graham2 Grandview2 Gresham2 Gretna1 Harrison1 Hauser1 Hood River2 Independence2 Issaquah5 Kalama1 Kelso3 Kenmore3 Kennewick17 Kent12 Kirkland7 Kittitas1 Lacey3 Lake Forest Park2 Lake Stevens6 Lakewood4 Langley1 Liberty Lake5 Longview3 Lynden1 Lyndhurst1 Lynnwood17 Manson1 Maple Falls1 Marysville13 McKenna2 Mead2 Medical Lake1 Mercer Island1 Mill Creek4 Milton2 Molalla1 Monroe9 Montesano1 Morton1 Moses Lake4 Mount Vernon9 Mountlake Terrace2 Mukilteo3 Mulino1 Naches1 Napavine1 Naselle1 Newcastle2 Newport1 Nooksack1 North Bend2 Oak Harbor1 Oakville1 Ocean Shores1 Okanogan1 Olympia9 Omak1 Orting2 Pacific2 Pasco14 Port Angeles4 Port Orchard4 Port Townsend1 Portland10 Poulsbo2 Prosser1 Pullman3 Puyallup13 Quilcene1 Quincy2 Rainier1 Ravensdale2 Raymond1 Redmond9 Renton7 Richland9 Ridgefield3 Rosalia1 Roslyn1 Roy3 Sandpoint1 Seabeck1 SeaTac2 Seattle39 Selah2 Sequim1 Shoreline20 Silverdale3 Snohomish12 Snoqualmie2 Soap Lake2 South Hill1 Spanaway5 Spokane44 Spokane Valley14 Stanwood4 Sultan1 Sumas1 Sumner6 Sunnyside5 Suquamish1 Tacoma28 Tallassee1 Toledo1 Tonasket2 Toppenish1 Tri-Cities20 Tukwila3 Tulalip1 Tumwater2 Twisp1 Umatilla1 University Place1 Vancouver45 Vashon4 Vaughn1 Walla Walla8 Wapato1 Washougal1 Wauna1 Wenatchee10 West Richland2 Winthrop2 Woodinville2 Woodland4 Yakima20 Yelm3 Zillah2