Welcome to A1 Air Conditioning & Heating, the GTA’s finest residential and commercial heating and cooling contractor. With a proud history dating back to 1967, our third generation family-owned company serves more than 30,000 customers.
We’ve built our business by treating our customers in the best possible way…like we would like to be treated.
With over 50 years of experience designing, installing, and servicing heating and cooling systems, we can help you choose the most cost-effective system for your home or business.
Looking to have a new furnace or AC installed quickly and expertly? Need your furnace or AC repaired by a caring, knowledgeable, reliable technician?
We repair and service all makes and models 24/7 and offer the GTA’s best emergency service.
Welcome to A1 Air Conditioning & Heating, the GTA’s finest residential and commercial heating and cooling contractor. With a proud history dating back to 1967, our third generation family-owned company serves more than 10,000 customers.
Over 50 Years of Exceptional Value and Service
Why Choose A1
What Our Customers Are Saying
A1 Service Areas
- North York
Get Over $1,820 in Smart Home Comfort Savings and Rebates when you purchase or finance a new Daikin FIT and compatible Daikin Furnace from A1. Offer ends August 31, 2019.
Call us for the GTA’s best A/C emergency service. Our helpful technicians will work to solve your issue as soon as possible. We promise to always treat you with respect and the care you deserve.
GreenON Rebates have cancelled as of June 19, 2018 but that doesn’t mean your savings did! There are still available rebate programs. Contact A1 today to find the right one for you and your needs!
Whether you’re urgently replacing equipment or upgrading to a more energy efficient system, it’s good to know that the solution that’s best for your home can be yours through affordable financing.
What's New at A1?
A1 Air Conditioning & Heating has been owned by the Messenger family for three generations.
A1 has a cute, little mascot named Celcius!
A1 Air Conditioning & Heating employs a full-time Quality Assurance Inspector to make sure that your system operates at peak levels.