Washington requires construction contractors to register with the Department of Labor and Industries under RCW 18.27. A general contractor may hire subcontractors. A specialty contractor may not, and HVAC/R is a specialty. The contractor bond is $30,000 for a general contractor and $15,000 for a specialty contractor under RCW 18.27.040. HVAC work can also require an electrical contractor license under RCW 19.28, or a plumber certification under RCW 18.106, when the job includes that trade. Look the Spokane business up on L&I before you sign. This page shows which Spokane HVAC companies AI assistants named most often across answers RecommendRadar ran and stored, how often each appeared, and the sources those answers cited. A frequent mention reflects visibility to AI, not service quality. Get written quotes that name the equipment and warranty.
6 snapshot runs from the last 45 days named a business. This page is indexed after 3 such runs. Names that differ by case, punctuation, a leading The, a practice suffix, or a shortened firm name are combined.
Before you contact anyone on this list
- Ask which license covers this job and match it to the price.
- Ask who will pull the building permit.
- Get a written quote that names the equipment and the warranty.
FAQ
Do Spokane HVAC companies have to register?
Yes. Washington contractor registration is statewide under RCW 18.27. HVAC/R registers as a specialty, and a specialty contractor cannot hire subcontractors.
What bond does Washington require?
RCW 18.27.040 sets $30,000 for a general contractor and $15,000 for a specialty contractor.
Which Spokane HVAC companies did AI name most?
R&R Heating & Air Conditioning (4 of 6), Cline's Heating and Air (3 of 6), Cougar Heating and Air Conditioning (3 of 6), Holliday Heating + Cooling + Electric (3 of 6), Advanced Mechanical Systems (2 of 6), Spokane Supreme HVAC (2 of 6), Sturm Heating & Air Conditioning (2 of 6), Air Force One Heating & Cooling (1 of 6), Aire Serv of Spokane (1 of 6), NORCO Heating & Air Conditioning (1 of 6), Revive Heating and Air Conditioning (1 of 6), Trademark Heating Cooling & Electrical (1 of 6)
How this page works
Every name, count, and source on this page comes from answers RecommendRadar ran and stored for the best hvac company in Spokane, WA. Nothing is added or edited by hand. These stored answers came from Perplexity and ChatGPT. Sample: 6 stored answers from the last 45 days, refreshed October 23, 2026. AI answers vary with wording, time, location, and engine, so this is a dated sample of what those engines said, not an endorsement or a ranking of quality.
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