Are You Looking for HVAC Contractors in Seattle, WA?

Explore 28 HVAC businesses in Seattle, WA offering heating and cooling repairs, system installations and maintenance. Read customer reviews, check which services each provider handles and contact suitable contractors about estimates and availability.
Brennan Heating, Air Conditioning, Plumbing Heating, Air Conditioning, Plumbing, and Electrical provides comprehensive home comfort solutions across Western Washington. Specializing in HVAC, plumbing, electrical services, and indoor air quality, we combine energy-efficient technology with expert craftsmanship to enhance home comfort and efficiency. With over 35 years of experience and a reputation for reliability, we offer free consultations, 24/7 emergency support, and financing options to meet diverse customer needs.
HVAC Installation Plumbing Repair Electrical Services
Detail-oriented technicians Experienced and professional Prompt emergency service
2 reviews
Evergreen Refrigeration
50+ Years
Emergency
2 reviews
Evergreen Refrigeration provides comprehensive commercial HVAC engineering, installation, and maintenance services for businesses in Western Washington. With expertise in gas piping, VRF systems, and indoor air quality solutions since 1975, we deliver energy-efficient, code-compliant systems tailored to industries ranging from healthcare to manufacturing. Our in-house engineering and fabrication capabilities ensure seamless project execution from design to commissioning.
HVAC Installation System Repairs Preventive Maintenance
Glendale Heating & Air Conditioning Heating & Air Conditioning provides expert HVAC services, including furnace and air conditioner repair, zoned system installation, and indoor air quality solutions. With over 85 years of experience serving Seattle and surrounding areas, we combine Lennox product expertise with custom fabrication capabilities to meet residential and commercial needs. Our commitment to quality, reliability, and customer-centric service has made us a trusted local choice.
HVAC Repair Furnace Installation Air Conditioning Service
2 reviews
Northwest Mechanical
49 Years
Emergency
2 reviews
Northwest Mechanical is a family-owned HVAC company serving Seattle and surrounding areas since 1977. We specialize in heating, air conditioning, and energy-efficient system installations, offering 24/7 emergency services and maintenance plans to ensure year-round comfort. Our NATE-certified technicians provide expert solutions for residential and commercial properties.
AC Repair AC Replacement Heater Repair
Prompt quality service Knowledgeable technicians Professionalism
3 reviews
Gene Johnson Plumbing & Heating
50 Years
Emergency
3 reviews
Gene Johnson Plumbing & Heating is a family-owned Seattle business established in 1976, specializing in HVAC, plumbing, and electrical services. We deliver transparent pricing, 24/7 emergency support, and quality workmanship backed by over 4,450 five-star reviews. Our certified technicians serve residential and commercial clients with solutions ranging from routine maintenance to complex repairs.
Plumbing Repairs Heating Installation AC Maintenance
Outstanding service Knowledgeable team Prompt and courteous
Vacu-Man Furnace & Air Duct Cleaning specializes in professional air duct, furnace, dryer vent, and HVAC unit cleaning services for residential clients in the Greater Seattle area. Since 1979, we have prioritized indoor air quality improvement and system efficiency through advanced cleaning techniques. Our family-owned business combines over 45 years of experience with high-powered equipment to deliver reliable, transparent-priced solutions that reduce energy costs and enhance home comfort.
Air Duct Cleaning Furnace Cleaning Dryer Vent Cleaning
Very professional and detailed Quick response times No hidden fees
Not rated yet
Advanced Energy Savers
40 Years
Emergency
Not rated yet
Advanced Energy Savers provides comprehensive HVAC services for residential and commercial clients in Seattle and surrounding areas. Specializing in heating, cooling, and refrigeration systems since 1986, we deliver energy-efficient solutions with factory-trained expertise. Our services include installation, repair, maintenance, and custom sheet metal fabrication, ensuring reliable comfort for homes and businesses.
HVAC Installation Commercial Heating Residential Cooling
Prompt service Expert technicians Reliable repairs
Not rated yet
Go Green Heating & AC
10 Years
Emergency
Not rated yet
Go Green Heating & AC provides expert HVAC installation, repair, and maintenance services in Seattle, WA. Specializing in energy-efficient heating and cooling solutions, we combine technical excellence with environmental stewardship through our tree-planting initiative. Our licensed professionals deliver reliable service with transparent pricing and financing options.
HVAC Installation Heat Pump Services Electrical Maintenance
Award-winning service Friendly customer service Affordable pricing
Not rated yet
Home Comfort Alliance
49 Years
Emergency
Not rated yet
Home Comfort Alliance provides comprehensive HVAC, plumbing, and electrical services across the Seattle-Tacoma metro area. With over 45 years of experience, we deliver reliable residential and commercial solutions including system installations, emergency repairs, and maintenance. Our licensed technicians prioritize safety, efficiency, and customer satisfaction through 24/7 service availability and transparent pricing.
HVAC Repairs HVAC Maintenance Heating
Prompt, reliable service Professional technicians 24/7 availability
Not rated yet
King Electric
50+ Years
Not rated yet
King Electric designs and manufactures high-quality electric heating systems for residential, commercial, and industrial applications. Since 1958, we have delivered American-made, energy-efficient heaters, including baseboard, garage, radiant, and industrial process models, alongside smart thermostats and controls. Our solutions prioritize reliability, innovation, and customized comfort for diverse environments.
Residential Electric Heaters Commercial Heaters Industrial Process Heaters
Mechanical Sales, Inc. is a premier HVAC distributor and solutions provider based in Seattle, WA. We specialize in commercial and industrial heating, ventilation, and air conditioning systems, offering products like boilers, chillers, heat exchangers, and solar thermal collectors. With over 45 years of industry experience, we deliver energy-efficient, code-compliant solutions tailored to client needs, supported by technical expertise and nationwide manufacturer partnerships.
HVAC Systems Boiler Installations Chiller Solutions
PSR Mechanical
50+ Years
Emergency
Not rated yet
PSR Mechanical
50+ Years
Emergency
Not rated yet
PSR Mechanical is a Seattle-based commercial HVAC services company serving Puget Sound since 1945. We specialize in operational assessments, planned maintenance, emergency repairs, and energy optimization for commercial, healthcare, and government facilities. Our client-centric approach combines technical expertise with advanced technology to deliver cost-effective, reliable mechanical systems.
HVAC Services Operational Assessment Planned Maintenance
Not rated yet
Dorse
50+ Years
Not rated yet
Dorse is a commercial HVAC distributor and manufacturer representative serving the Pacific Northwest since 1965. We provide ventilation systems, parts, and project support for commercial buildings including offices, schools, healthcare facilities, and industrial spaces. Our specialized teams deliver solutions from initial estimating through final delivery with a focus on sustainability and on-time execution.
HVAC parts distribution Design support Cost estimating
Not rated yet
ACI Mechanical Sales
41 Years
Emergency
Not rated yet
ACI Mechanical Sales is a premier provider of commercial HVAC products and solutions serving the Pacific Northwest since 1985. We specialize in energy-efficient heating, ventilation, and air conditioning systems for commercial buildings, offering comprehensive services from design and installation to maintenance and emergency repair. Our team of experts partners with leading manufacturers to deliver tailored solutions that optimize building performance while meeting budgetary requirements.
HVAC Equipment Sales Commercial HVAC Solutions Energy-Efficient Systems
Quicker installation Beautiful product Reduced labor size
Griffis Heating
43 Years
Emergency
Not rated yet
Griffis Heating
43 Years
Emergency
Not rated yet
Griffis Heating is a trusted HVAC contractor serving the Greater Seattle Area since 1983. We specialize in furnace, heat pump, and air conditioning installation, repair, and maintenance, offering high-efficiency Trane products and air quality solutions. With certified technicians and a focus on customer satisfaction, we provide free consultations, warranties, and 24/7 emergency services to homes and businesses across Puget Sound.
HVAC Installation Furnace Repair Air Conditioning Service
Professionalism and detailed work Quality product Always on time
Not rated yet
System Heating & AC
50+ Years
Not rated yet
System Heating & AC provides comprehensive HVAC design-build services, mechanical restoration, and safety solutions for commercial and industrial clients. Our engineering-driven approach optimizes equipment efficiency through retrofitting, fabrication, and cooling tower maintenance. With expertise spanning 60+ years, we deliver cost savings of up to 70% compared to full replacements while ensuring compliance with ASHRAE and OSHA standards.
HVAC Design-Build Cooling Tower Services Laser Cleaning
Not rated yet
Evergreen Home Heating and Energy
50+ Years
Emergency
Not rated yet
Evergreen Home Heating and Energy provides expert HVAC installation, repair, and maintenance services in Seattle and the Puget Sound region. Specializing in energy-efficient heating, cooling, and indoor air quality solutions, we serve residential clients with 24/7 emergency support and personalized service plans. With over 40 years of experience, we combine advanced technology with customer-centric values to enhance home comfort and sustainability.
Heat Pumps Air Conditioning Gas Furnaces
Prompt emergency service Certified technicians Energy-efficient solutions
Not rated yet
Olson Energy Service
50+ Years
Emergency
Not rated yet
Olson Energy Service is a family-owned HVAC and electrical services provider in Seattle, WA, established in 1926. We specialize in heating, ventilation, air conditioning, and electrical system repairs, maintenance, and installations. Our certified technicians deliver reliable, energy-efficient solutions to ensure year-round home comfort.
HVAC Maintenance Air Conditioner Repair Heat Pump Installation
Quick response Certified technicians Same-day repairs
Integrity Energy Systems provides comprehensive HVAC, electrical, and solar energy solutions for residential and commercial clients in Seattle and surrounding areas. Our services include system installations, emergency repairs, and preventive maintenance performed by certified technicians. We combine technical expertise with customer-centric service to ensure reliable climate control and energy efficiency for every client.
HVAC Installation Heat Pump Repair Air Conditioning Maintenance
Top-notch service Professional employees Best price offered
Not rated yet
Bassett Home Heating
29 Years
Not rated yet
Bassett Home Heating specializes in residential HVAC systems, offering sales, installation, and maintenance services for heating, cooling, and indoor air quality solutions. Established in 1997, we combine over 30 years of industry experience with personalized service to ensure optimal home comfort. Our certified technicians deliver energy-efficient solutions, including furnace and heat pump installations, while maintaining an A+ rating with the Better Business Bureau.
Heating System Installation Air Conditioning Repair Heat Pump Services
Excellent service Reliable technicians Energy-efficient solutions
Not rated yet
AVR Commercial Refrigeration Repair
11 Years
Emergency
Not rated yet
AVR Commercial Refrigeration Repair provides 24/7 repair and maintenance services for commercial refrigeration systems in Seattle and surrounding areas. Specializing in restaurant, deli, and convenience store equipment, we offer rapid response times and affordable flat-rate pricing for walk-in coolers, ice machines, deli cases, and other commercial cooling units. Our experienced technicians service all makes and models, ensuring reliable temperature control solutions for businesses requiring uninterrupted operations.
Walk-in Cooler Repair Ice Machine Maintenance Deli Case Repair
24/7 availability Affordable flat rates Experienced technicians
Not rated yet
Airganic
10 Years
Not rated yet
Airganic provides eco-friendly HVAC installation, air duct cleaning, and insulation services in Seattle and Tacoma. We specialize in improving indoor air quality through certified duct cleaning, mold testing, and UV purification systems. Our energy-efficient solutions help homeowners and businesses reduce utility costs while maintaining comfortable environments.
HVAC Installation Air Duct Cleaning Insulation Services
Great air duct cleaning Efficient and on time Noticeable air quality improvement
Air Duct Cleaning Seattle provides professional air duct, dryer vent, and crawl space cleaning services for residential properties. Our specialized equipment removes contaminants that affect indoor air quality and energy efficiency. We focus on preventing health risks from mold and allergens while reducing utility costs through improved HVAC performance.
Air Duct Cleaning Dryer Vent Cleaning Crawl Space Cleaning
Cleaner air quality Professional technicians Thorough cleaning process
Progressive Comfort Solutions specializes in energy-efficient heat pump systems for Seattle homes and businesses. Since 2010, we have designed and installed Mitsubishi Electric ductless and ducted systems, prioritizing sustainability and advanced technology. As a certified Diamond Preferred Contractor, we offer factory-backed warranties and personalized service for residential and commercial clients.
Ductless Mini-Splits Ducted Heat Pump Systems Heat Pump Installation
Great Service Amazing Job Extremely Efficient
Not rated yet
Pro-Staff Mechanical
39 Years
Emergency
Not rated yet
Pro-Staff Mechanical specializes in commercial HVAC and refrigeration services, offering design, installation, emergency repair, and preventive maintenance solutions for businesses in the Puget Sound region. With over 35 years of industry expertise, we combine technical proficiency with personalized service to minimize downtime and maximize system longevity. Our commitment to quality is demonstrated through 24/7 emergency availability and tailored maintenance agreements covering 300+ commercial properties.
HVAC Installation Preventive Maintenance Emergency Repair
Outstanding service Responsive, professional, proactive Fixed right first time
Not rated yet
R & T Hood & Duct Services
45 Years
Emergency
Not rated yet
R & T Hood & Duct Services, Inc. specializes in comprehensive grease exhaust system cleaning and fire suppression services. Established in 1981, we serve Western Washington with 24/7 emergency and scheduled maintenance, combining over 40 years of experience with industry-leading certifications and state-of-the-art equipment to ensure safety and compliance for commercial kitchens.
Grease Exhaust System Cleaning Fire Suppression Services Duct Cleaning
Not rated yet
Custom Floor Heating
31 Years
Emergency
Not rated yet
Custom Floor Heating specializes in radiant floor heating systems and HVAC solutions for residential and commercial properties across Washington State. With 30 years of experience, we provide installation, maintenance, and remodeling services using Energy Star-rated equipment and 25-year warranted materials. Our team delivers personalized heating solutions that enhance comfort while reducing energy costs by 20-40%.
Radiant Floor Heating Hydronic Systems Boiler Service
100% Customer Satisfaction Free Quote Available Eco-Friendly Solutions
Not rated yet
Keller Supply
50+ Years
Not rated yet
Keller Supply is a leading wholesale distributor of plumbing, HVAC, and pool/spa products serving residential and commercial markets across nine western states. Established in 1945, we operate 70+ branches with specialized divisions for residential plumbing, commercial/industrial projects, leisure products, and hydronic heating systems. Our comprehensive services include product distribution, technical training, and direct job-site delivery.
Residential Plumbing Commercial Plumbing Leisure Supply
Bellevue (6.1 mi) Renton (10.1 mi) Redmond (10.9 mi) Bothell (12.2 mi) Vashon (12.5 mi) Mountlake Terrace (12.6 mi) Woodinville (12.9 mi) Bremerton (14.0 mi) Lynnwood (14.8 mi) Kent (16.2 mi)