Find the 3 Best HVAC Contractors in Thunder Bay, ON

Lakehead Burner Service specializes in HVAC installation, repair, and maintenance for residential clients in Thunder Bay. With nearly three decades of experience, we offer 24/7 emergency services, authorized Lennox product installations, and comprehensive heating/cooling solutions. Our TSSA-licensed technicians ensure energy-efficient comfort through furnaces, boilers, air conditioners, and indoor air quality systems.

Allied Air is a leading HVAC equipment supplier offering residential and commercial heating and cooling solutions through a portfolio of six trusted brands. We empower distributors with advanced products, technical resources, and business support programs designed to simplify operations and drive growth. Our engineering expertise and nationwide manufacturing capabilities ensure reliable, high-performance systems tailored to diverse applications.

Keenan Sheet Metal provides comprehensive HVAC solutions in Thunder Bay since 1977. We specialize in furnace, air conditioning, and fireplace installation, repair, and maintenance for residential and commercial clients. Our 24/7 emergency services and partnerships with top brands ensure reliable, energy-efficient systems tailored to client needs.