Browse the Top 22 HVAC Contractors Serving Mississauga, ON

A Plus Quality provides expert HVAC services in Toronto, including heating, cooling, and air quality solutions. With over 25 years of experience, we ensure comfort and efficiency for residential and commercial clients through furnace repairs, boiler installations, and emergency services. Our Carrier-accredited team delivers energy-efficient systems that reduce long-term costs while maintaining safe indoor environments.

Encore 21 provides expert HVAC installation, maintenance, and repair services for residential and commercial properties in Mississauga and surrounding areas. With over 20 years of experience and a team of certified professionals, we deliver reliable solutions using premium equipment from leading brands. Our commitment to quality, transparency, and customer satisfaction has established us as a trusted local leader in heating and cooling systems.

CB Supplies is a Canadian manufacturer and distributor of high-quality plumbing, hydronic, and HVACR solutions. We specialize in products like VIPERT PE-RT tubing, LYNX-PEX water service tubing, and MECHPRESS carbon steel fittings, serving residential, commercial, and industrial markets. Our commitment to innovation, sustainability, and exceptional service has made us a trusted partner since 1962.

Air Flow Heating & Cooling provides expert HVAC installation, repair, and maintenance services across the Greater Toronto Area. Specializing in heating systems, air conditioning units, and indoor air quality solutions, we deliver energy-efficient comfort for residential and commercial properties. Our certified technicians ensure reliable service with transparent pricing and customer-focused solutions.

Mestek, established in 1946, is a leading manufacturer in HVAC equipment, metal forming, and architectural building envelopes. We deliver innovative heating, ventilation, and cooling solutions alongside precision metal forming machinery and architectural products. Our commitment to technological advancement and customer-centric service ensures reliable, high-quality offerings for residential and commercial applications.

Climax Air Conditioning provides expert HVAC repair, maintenance, and installation services for residential clients across the Greater Toronto Area. Specializing in furnaces, air conditioners, tankless water heaters, and indoor air quality systems, we combine certified technical expertise with customer-focused service. Our commitment to quality is supported by manufacturer warranties, NATE-certified technicians, and flexible financing options.

Gordon R Williams specializes in energy-efficient HVAC solutions for commercial, institutional, and residential buildings. We distribute PTACs, ductless air conditioners, thermostats, and ventilation systems from leading manufacturers. Our focus on environmentally friendly, durable equipment ensures optimal comfort in diverse settings, from multi-residential complexes to temporary structures.

Aire One Heating & Cooling provides expert HVAC services including installation, repair, and maintenance for residential and commercial properties. With over 25 years of experience, we deliver energy-efficient solutions and 24/7 emergency support across the Greater Toronto Area. Our commitment to quality and customer satisfaction ensures reliable heating and cooling systems for every client.

Quantum Geothermal specializes in designing and installing geothermal heating and cooling systems for new custom homes in Southern Ontario. We provide end-to-end solutions, from initial consultation and HVAC permit packages to construction and system commissioning. Our focus on renewable energy systems helps homeowners achieve significant energy savings while reducing environmental impact.

Redmond Distributing is a Canadian family-owned HVAC product distributor serving contractors nationwide. With over 20 years of industry experience, we provide high-quality heating, cooling, and indoor air solutions supported by expert technical assistance and training. Our commitment to personalized service ensures contractors receive tailored support for residential and commercial projects.

Tropical Heating & Air Conditioning specializes in residential and commercial HVAC solutions across the Greater Toronto Area. We provide expert installation, maintenance, and repair of heating, ventilation, and air conditioning systems, prioritizing energy efficiency and client comfort. As a Lennox Premier Dealer with over 35 years of experience, we combine advanced technology with personalized service to meet diverse project needs.

Coolbreeze Air provides custom HVAC design, maintenance, and manufacturing services for commercial, industrial, and institutional clients. With over 50 years of experience, we combine advanced technology with a dedicated workforce to deliver energy-efficient, cost-effective solutions. Our services include emergency repairs, preventative maintenance, and specialized programs for food industry and Tier II medical facilities.

AN Heating Cooling Support is a licensed HVAC contractor in Toronto with over 20 years of experience. We specialize in boiler installation, hydronic heating, and HVAC maintenance services for residential and commercial clients. Our focus on practical, affordable solutions and personalized service ensures long-term customer satisfaction.

Nortek Mechanical Services is a leading HVACR firm specializing in design, construction, and maintenance solutions for commercial, industrial, and institutional clients. Established in 2000, we prioritize client satisfaction through reliable service, innovative engineering, and 24/7 emergency support. Our tailored solutions ensure efficient, safe, and cost-effective operation of HVACR systems.

B & B Mechanical Services provides professional HVAC, plumbing, and refrigeration services to commercial and industrial clients in the Greater Toronto Area. Established in 1999, we combine technical expertise with hands-on experience to deliver customized mechanical solutions. Our TSSA-certified team specializes in system design, installation, and maintenance for diverse applications.

Pedco Supply is a Mississauga-based HVAC wholesaler specializing in heating, cooling, and ventilation equipment. We offer custom sheet metal fabrication, a wide range of HVAC parts and accessories, and expert support for residential and commercial projects. Our commitment to quality and customer satisfaction ensures reliable solutions for every client.

Furnace King provides expert HVAC, plumbing, and duct cleaning services across the GTA. With over 43 years of experience, we specialize in energy-efficient heating and cooling systems, emergency repairs, and indoor air quality solutions. Our customer-first approach combines technical expertise with personalized service to ensure long-term comfort and savings.

Kilmer Environmental delivers specialized HVAC solutions across Ontario, focusing on energy-efficient systems for schools, humidity control, and indoor pool dehumidification. With 35+ years of experience, we combine technical expertise with premium products from trusted manufacturers like AAON and Seresco. Our team of engineers and technicians provides end-to-end support from design to maintenance, ensuring durable, code-compliant installations that reduce total cost of ownership.

Ultra Comfort is a trusted HVAC contractor specializing in installation, maintenance, and repair of heating, air conditioning, and ventilation systems. Serving residential and commercial clients since 1979, we prioritize quality, integrity, and customer satisfaction. Our comprehensive services include furnace tune-ups, duct cleaning, fireplace installations, and emergency repairs, ensuring optimal comfort and efficiency for every client.

Applewood Air Conditioning provides expert HVAC installation, repair, and maintenance services across Southern Ontario. Specializing in heating, cooling, and indoor air quality systems, we combine over 55 years of experience with certified technicians to deliver energy-efficient solutions. Our commitment to quality service includes 24/7 emergency support and financing options for residential and commercial clients.

Evam Canada provides expert HVAC services including furnace, air conditioning, and heat pump installation, repair, and maintenance across Mississauga, Oakville, and the GTA. With 25+ years of experience, we combine factory-authorized expertise, 24/7 emergency support, and flexible financing to deliver reliable, energy-efficient solutions tailored to residential and commercial needs.

Avis Heating & Air Conditioning provides comprehensive HVAC solutions for residential and commercial clients in Ontario. Specializing in sales, installation, maintenance, and 24/7 emergency repairs, we deliver energy-efficient systems and certified service backed by up to 10-year warranties. Our experienced team ensures reliable comfort through tailored heating, cooling, and ventilation solutions.