Lennox HVAC - About Alliance Energy Source

About Alliance Energy Source HVAC Services

Alliance Energy Source has started the operation in the early 2000 & over the years it has grown up into one of the most well known & established company providing people 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, Heat pump, Furnace, Air Conditioner, Hot Water Tank, Tankless Water Heater, Thermostat, HRV, Attic Insolation  needs.

We supply & install almost all types of Furnaces & Air Conditioners manufactured by many different brands. All our Heating & Air conditioning Products are highly energy efficient, which are not only high quality but also save energy which save you dollars.

We deliver highest standards in customer services & product solutions. Due to exceptional quality and professional service, Alliance Energy Source has been continuously growing and expanding the products, services & the whole operation. Our experienced & knowledgeable staffs invest their time to guide homeowners in choosing the right products to increase the energy efficiency in their home & they love the new look & comfort of their home.

We are known for quality work & excellent customer service. We have earned the reputation by providing quality products & professional installations, all are dedicated staff delivers the higher level of professionalism & standard of excellence in service.

We service all over GTA, Toronto, Scarborough, Ajax, Pickering, Whitby, Oshawa, Etobicoke, North York, Thorn hill, Markham, Arora, New Market, Vaughan, Woodbridge, Mississauga, Brampton, Milton, Oakville, Burlington & Surrounding Areas.

Our employees are trained to have “customer first” attitude to deliver the best customer service.

We have qualified & Licensed technicians who provide high quality small commercial and residential services. They just don’t provide the technical services but also provide excellent customer service in a very friendly manner.

We provide 24/7 friendly emergency services to maintain and repair all types of heating and cooling systems.

Dave Lennox Premier Dealer

As being a Dave Lennox Premier Dealer, we are designated as “Professionals Committed to total customer Satisfaction”

By delivering & offering customers:

  • Premium Service
  • Premium Products
  • Premium Satisfaction

Our promise to our customers
We as a Home Heating Contractor are committed to hold ourselves accountable for our customers in order to provide exceptional services with full technical & customer support while striving for the highest quality.

Our Services
Alliance Energy Source offers a wide variety of services. We install, maintain and repair:
1) Air conditioners
2) Furnaces
3) Water heaters
4) Boilers
5) Thermostats
6) Humidifier
7) Air Cleaners
8) Oil to Gas Conversion

We mainly deal with only Top leading brands in the market:

We also deal with:

Service & Repair:
We service all brands of HVAC equipments. Lennox, York, Carrier, Trane, Goodman, Keeprite, Payne, Armstrong, Rheem, Aire-flo, Luxaire, Johnwood, Bradford white, Rinnai, Navien, Olsen, Napoleon & many others.


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