Connect with Top-Rated HVAC Contractors in Ancaster!

Pro-Active Heating & Air Conditioning is a locally owned and operated business since 1994, providing quality heating and air conditioning services to the Hamilton community. We offer installations, replacements, repairs, and maintenance for natural gas furnaces, air conditioners, and indoor air quality products. Our team of highly qualified licensed gas fitters and refrigeration technicians ensures prompt and professional customer service. We inform and process government, utility, and manufacturer's rebates to help you save money. Our goal is to make your home feel perfectly comfortable regardless of the season.

Frostline Mechanical is a trusted HVAC company serving the Hamilton area for over 25 years, providing top-notch installation, service, and maintenance for all makes and models of heating, air conditioning, refrigeration, and ventilation systems. Our team of licensed technicians expertise in servicing, repairing, and installing equipment for commercial, industrial, institutional, governmental, and residential customers. We pride ourselves on providing quality brands, keeping our customers compliant with regulations, and offering a wide range of services to meet your facilities' needs.