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A1 SUPERCARE PROTECTION PLAN

Unlimited Repair Calls

Our SuperCare Protection Plan guarantees that if anything goes wrong with your furnace this winter, we'll be there to fix it. Never worry about expensive service calls. Let us look after everything for you!

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keeping homes comfortable since 1967

Your Family's Home Comfort Is Our Family Business.

When you need us, we'll be there.

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Local Care for Your Air

Get closer to having that perfect temperature. Humidity just right. Air that is clean and filtered to help you stay healthy and happy.
A1 can help you manage the air in your home. That is our promise.

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The best heating and cooling specialists in the GTA

With a proud history guided by three generations of the Messenger family, A1 Air Conditioning & Heating is dedicated to serving our customers with the best HVAC products and services for your home and your business.

Established in 1967, we’ve been a trusted partner for more than 60,000 customers with thousands of installations and repairs over the past 50+ years. Our years of experience and expertise is evident in the quality of our work and our many happy customers.

Quality. Experience. Pride. You can count on A1.

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Our Products

Heating

Cooling

Indoor Air Quality

Innovation

Water Heaters

  • Furnaces and air conditioners
  • Installations and repairs
  • Indoor air quality
  • Home comfort products
  • Protection Plans

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60000+

Customers Served

1000+

Installations per year

35%

Emissions Saved

20000+

Repairs per year

A1 Service Areas

  • Hamilton
  • Ancaster
  • Dundas
  • Burlington
  • Oakville
  • Milton
  • Mississauga
  • Brampton
  • Georgetown
  • Toronto
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Why Choose A1

Over 50 years of delivering effortless home comfort solutions to our customers!

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