Browse the Top 5 HVAC Contractors Serving Hamilton, ON

Rennie ClimateCare provides expert HVAC services in Hamilton, including furnace and air conditioning installation, repair, and maintenance. With over 40 years of experience, we offer competitive pricing, premium products, and a 100% satisfaction guarantee. Our family-owned business prioritizes customer comfort through reliable service and preventative maintenance plans.

HAMCO Heating & Cooling specializes in comprehensive HVAC solutions for residential and commercial clients. Established in 1946, we deliver expert installation, repair, and maintenance services for heating, cooling, and hydronic systems. Our commitment to quality craftsmanship, customer education, and 24/7 emergency support ensures lasting comfort and satisfaction for every client.

Gas Works provides expert HVAC installation, repair, and maintenance services for residential and commercial clients in Southern Ontario. Specializing in gas and propane systems, we offer generators, garage heaters, pool heaters, and oil-to-gas conversions. With licensed technicians and 24/7 emergency support, we ensure comfort and safety through reliable heating and cooling solutions.

Clare Moore Refrigeration delivers expert HVAC and refrigeration services to commercial, industrial, and marine clients in Hamilton and the Great Lakes region. Established in 1938, we combine decades of experience with certified technicians to provide preventative maintenance, emergency repairs, and energy-efficient equipment solutions. Our commitment to safety, environmental responsibility, and industry standards ensures reliable service for businesses requiring uninterrupted climate control systems.

Aire One Heating & Cooling delivers expert HVAC solutions in Hamilton and surrounding areas. Specializing in heating, cooling, and air quality systems, we combine 32+ years of experience with Carrier-certified expertise. Our services include installation, repair, and maintenance of furnaces, air conditioners, heat pumps, and water heaters for residential and commercial clients.