Find 6 HVAC Contractors You Can Count On in Seattle, WA

Evergreen Home Heating and Energy specializes in HVAC installation, repair, and maintenance services for Seattle-area homes. Since 1975, we've provided energy-efficient heating, cooling, and air quality solutions with 24/7 emergency service and a 100% satisfaction guarantee. Our expertise spans gas furnaces, heat pumps, ductless systems, and smart home integration.

Olson Energy Service delivers professional HVAC solutions to Seattle residents since 1926. Our certified technicians specialize in air conditioning, furnace, and heat pump repair, maintenance, and installation while offering electrical services and energy-efficient upgrades. With a century-long commitment to honest pricing, exceptional customer service, and sustainable practices, we enhance home comfort through modern technology and time-tested expertise.

Integrity Energy Systems provides comprehensive HVAC, electrical, and solar services in Seattle and surrounding areas. We specialize in energy-efficient installations, repairs, and maintenance for residential and commercial clients. Our licensed technicians offer 24/7 emergency support and customized solutions to enhance comfort and sustainability.

Northwest Mechanical specializes in comprehensive HVAC services, including repair, installation, and maintenance of heating, cooling, and air quality systems. Since 1977, weve delivered reliable, energy-efficient solutions to Seattle-area homeowners and businesses. Our NATE-certified team ensures optimal indoor comfort through advanced technology and personalized service.

Glendale Heating & Air Conditioning is a family-owned HVAC contractor serving King and Pierce Counties since 1938. We specialize in heating, cooling, and indoor air quality solutions for residential and commercial clients. Our expert technicians provide repair, installation, and maintenance services, supported by partnerships with trusted brands like Lennox.

Brennan provides comprehensive home comfort solutions in Western Washington. We specialize in heating, cooling, plumbing, electrical services, and indoor air quality improvements with over 35 years of local experience. Our energy consultants help homeowners select efficient systems while offering financing options, 24/7 emergency support, and comprehensive warranties.