Family Owned & Operated Since 1999
Heating & Cooling
Free Online Estimate In Minutes
Free In-Home Consultation
No Diagnostic Charge for Repairs
$1700 Enbridge Rebate 100% Guaranteed
24 Month Payment No Interest For Furnace & AC




How Our Promotions Work

Our Routine promotion plans

Rebate and Package Promotions

Our Seasonal Promotions
Recent Offers
Senior/Single Mother Discount
$200 Senior/Single Mother Discount
Offer Available All The Time
We believe that most the seniors, as well as, single mothers deserve extra care and further protection. This has obligated us to supply them with a discount on all our solutions. If you’re a senior citizen or a mother, we’re pleased to present you with a $200 discount on all new unit installations and a $50 discount on all repairs.
24-Month 0% Interest
See Our Best Financing Offer
24-Month Equal Payment No Interest
Get your ideal improvement for an affordable monthly payment – Pay off at any time – Receive a significantly lower interest rate than a credit card, which can have rates as high as 29%.- Pay with hassle-free direct debit payments or even put your payments on your credit card.
Alliance Energy Souce Is A Single Source For All Your HVAC Needs
Alliance HVAC installs brand new high-efficiency air condition or service and repair existing air conditioning to keep you and your family cool. When you need air conditioning service-FAST, you can trust an Alliance Energy Source technician to arrive on time and provide you with professional, friendly, and quality service. With more than 20 years of experience, we guarantee you will be 100% satisfied with our air conditioning service. whether you are interested in a new cooling system, require AC service, or simply want to sign up for routine maintenance, whenever you need our support, we are ready to serve you. Alliance HVAC offers Services to over 20 Communities and territories throughout GTA.
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What people Say About Us
Homestars Review
I am super happy with the service that Alliance gave us. Not only was 30% cheaper than Enercare but they also delivered a great service and greater follow up response. I would recommend them as they offer the best brands, price and service.
I called Alliance for new water heater installation Vali showed up very fast and on time ,the installation team were polite and very professional,I really thankful doing business with Alliance.istrongly recommend Alliance.
We r happy to service and installation. They are so friendly people and helpful. They r knowledgeable company and they sell it good brands and very well mentioned service good.
Google Reviews
Very professional team, I am a returning customer, value and service were great Highly recommend alliance energy source for your HVAC service and upgrades."Percy"
I called Alliance for new water heater installation Vali showed up very fast and on time ,the installation team were polite and very professional,I strongly recommend Alliance."Maisam"
we have called so many companies for our HVAC project,Alliance was the only one we could trust, we have called few of their customers as referral and everybody were extremely happy, we gave them our job to replace Furnace/Air conditioner/Hot Water Tank."Raha"
Lennox Reviews
Recently renewed our HVAC system, fully satisfied with their service and quality, hardly advise them for everyone, neat and tidy work. Good job Alliance Energy Source team."john"
They were unbelievable from sales to installation, they delivered what they promised. Installation was amazing and all papers done for rebates. This was a very pleasant project with them."Tom"
They are so professional and fully equipped, from the first call till completion of the job they were so friendly and knowledgeable. "Jahan"
Why Alliance Energy Source?
Resones To choose Alliance
- 100% Customer Satisfaction Guaranteed
- knowledgeable, insured l& icensed Technicians
- +20 Years Experiance
- Best Price Guranteed
- Best Furnace Promotions
- Best HVAC Financing
- Best Air Conditioner Promotions
- Fully Organized with best experts
- Reliable and Honest team
- Lennox Primer Dealer
- and so much more...
Right Company For All Your HVAC Needs
Alliance Energy Source has started the operation in early 1999 & over the years it has grown up into one of the most well known & established companies with 6 locations to providing homeowners with quality products & solutions for heating and Air conditioning services in the GTA. We are your single source for all of your Heating , Cooling , Boiler , Heatpump , Furnace, Air Conditioner, Hot Water Tank, Tankless Water Heater, Thermostat, HRV, Attic Insolation needs.