Browse the Top 3 HVAC Contractors Serving Kitchener, ON

Aire One Heating & Cooling KW delivers comprehensive HVAC solutions in Kitchener-Waterloo, specializing in installation, repair, and maintenance of heating, cooling, and air quality systems. With 35 years of local expertise and Carrier Factory Authorized status, we provide energy-efficient technologies and 24/7 emergency services. Our customer-centric approach combines technical excellence with transparent pricing and personalized support.

Velocity Mechanical is a Kitchener-based mechanical contracting firm specializing in plumbing, HVAC, sheet metal, and process piping services. Since 2006, we've delivered high-quality, safety-focused solutions for engineered bid/spec projects and design/build mechanical systems. Our 13,000 sq.ft. facility and certified trades team ensure efficient project execution across Southern Ontario.

Infiniti HVAC delivers top-tier heating, ventilation, and air conditioning services to residential and commercial clients in Kitchener and surrounding areas. We specialize in furnace, heat pump, air conditioner, and water heater installations, repairs, and maintenance. Our commitment to quality, energy efficiency, and customer satisfaction ensures reliable, year-round comfort for every client.