HVAC companies in Seattle, WA 98134
5 HVAC companies, with local market data for this ZIP.
General contractors 35Other construction trades 12Remodeling 7HVAC 5Carpentry, drywall and windows 5Electricians 4Painting 3Flooring and tile 3Concrete and masonry 2Garage doors 2Roofing and exteriors 2
Area profitability, HVAC56 / 100Moderate market
Typical home value$425,000−7.0% in the past year
New homes permitted, 20258,505King County
Homeowners36.3%210 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Dorse and CompanyHVAC contractor · 5000 1st Ave S, Seattle(206) 284-2610 · dorse.com
GenscoHVAC contractor · 1703 6th Ave S, Seattle(206) 682-7591 · gensco.com
MacDonald-Miller Facility SolutionsHVAC contractor · 4766 1st Ave S, Seattle(206) 763-9400 · macmiller.com
Mighty Energy SolutionsHVAC contractor · 2910 1st Ave S, Seattle(206) 880-1558 · mightyenergy.net
TemperatureProHVAC contractor · 2450 6th Ave S Ste 209, Seattle(206) 657-7838 · temperaturepro.com
HVAC in ZIP 98134 at a glance
Local building angle: King County permitted 8,505 new homes in 2025, including 5,102 apartment units. 5% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.