Five Star Air Tech (五星冷暖气) — your trusted HVAC partner since 2006. We specialize in AC and furnace sales, installation, and repair. TSSA & OPA registered. 2026 energy rebates up to $15,000 available.
From brand-new unit sales to emergency repairs, we have everything you need for a perfectly cool space.
New and certified pre-owned AC units, furnaces, and heat pumps. Top brands: Lennox, Carrier, Goodman, Daikin. 2026 rebates up to $15,000.
Learn More →Our certified technicians diagnose and fix all AC problems — from refrigerant leaks and compressor issues to electrical faults and more.
Learn More →Professional installation and conversions: electric to gas, oil to gas, water heating to forced air. 4-5 day average completion.
Learn More →Regular servicing plus 10-year parts warranty and 10-year free labor on new installations. Contract guaranteed.
Learn More →We built our reputation on honest pricing, skilled technicians, and fast response times. Whether you need a new unit or an emergency fix, we're here for you.
313A Refrigeration, G2 Gas Technician, TSSA & OPA registered. Guaranteed government rebates.
Same-day repair, holidays included. Fast response when you need us most.
Service call $80-100. No hidden fees. Detailed quotes before work begins.
Most of our business comes from satisfied customers recommending us.
Professional AC Technicians
Featured: Lennox — North America's top brand. Special pricing this month!
Install qualifying heat pumps and high-efficiency equipment. We handle all rebate applications.
TSSA & OPA registered contractor. We guarantee your rebate approval when you install with us. Heat pumps provide 2-6x energy efficiency compared to traditional heating.
Learn About Heat Pumps"Five Star Air Tech installed a new split AC in my home within the same day. The technician was professional and clean. Highly recommended!"
"My office AC broke down in the middle of summer. They came the same afternoon and fixed it fast. Fair pricing and great service!"
"Bought a refurbished AC unit from them at a great price. It's been running perfectly for 2 years. Will buy again!"