HVAC in St. Catharines

Full-service heating and cooling company with years of experience across Ontario. New system installations, tune-ups, filter replacements, and duct cleaning. Carrier, Lennox, and Trane authorized dealer. Call for a free quote.

Also serves: St. Catharines

Choose Evans for your heating & cooling repair & services, including fireplace service, and relax knowing your comfort needs are expertly cared for. Call today!

Also serves: Niagara Falls, Stevensville, St. Catharines

Graybar lighting specialists stand prepared to help clients of all sizes plan, design and execute the right solution to unleash the full power of LED. Graybar makes it easy from the job site to the front office. Advanced supply chain management, technical services and digital services.

Also serves: St. Catharines

Group 92 Mechanical Inc. is a leading mechanical contracting company located in the Niagara Peninsula, successfully advancing construction projects throughout Southern Ontario for over 30 years. We are committed to the advancement of our clients through a dedicated workforce. Continued devotion to innovative project management perpetuates Group 92 as a leader in the mechanical and electrical disciplines.

Also serves: Fonthill, St. Catharines

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: St. Catharines

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: St. Catharines

Most HVAC companies jump straight to replacement — but that’s not always the right call. You may NOT need a new system if: Marty’s has been serving residential and light commercial clients for over a decade, providing expert heating and cooling advice in the Niagara Region, retrofitting existing buildings, and outfitting new ones.

Also serves: Pelham, St. Catharines, Niagara Falls

Certified HVAC contractor serving Ontario homeowners and businesses. Furnace and AC installation, repair, and maintenance. Heat pumps, ductless systems, and smart thermostat upgrades. Available 24/7 for emergencies.

Also serves: St. Catharines

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: St. Catharines

Performance Heating & Air is locally owned and operated by Carlo Zecchini serving the Niagara Region, also Hamilton and Beyond. Sales, Installation and service on both residential and commercial applications. Over the years Performance Heating & Air has built a good reputation based on quality workmanship and integrity. We strive to keep our pricing low and how we do that is to have low operating costs, this in turn keeps the cost to YOU our customer LOW!!! and lower then our competitors can offer.

Also serves: St. Catharines, Pelham, Niagara Falls