HEATING

Furnace, Boiler, Rooftop

Repair

Install

COOLING

Air Conditioner, Ductless, Rooftop

Repair

Install

HOT WATER

Tankless Water heater, Tank Water heater

Repair

Install

INDOOR AIR QUALITY

Humidifiers, programmable thermostats, HRV

Repair

Install

Best Price Furnace - Boiler - Air Conditioner - Water Heater Service & Installation Toronto & GTA

Same Day Emergency Heating and Furnace Service - No Diagnostic Charge
Furnace and AC Ontario Rebates 2019, Ask us for more info

Alliance Energy Source as a Lennox Premier Dealer and HVAC Contractor, supplier/installer specialized in furnace repair. We carry all major brands including York, Lennox high efficiency new Furnace Installation, new Boiler, Water Heater & new Air Conditioner.  Contact us for affordable quote & price, Rental/Financing with high quality service from professional technicians for residential and commercial uses. If you are looking for HVAC company near me, furnace cost or you need a furnace replacement, you are in the best place. We are specialized in:

• New Heating System
• High efficiency New Furnace Installation & Upgrade
• New Boiler Installation
• Rooftop Heating
• High efficiency New Air Conditioner (AC) unit Installation
• Ductless Cooling System
• Rooftop Cooling System
• Tankless Water Heater Rental Upgrade
• Tank Water Heater Rental Replacement
• Furnace Repair
• Heating Repair
• Boiler Repair
• Air Conditioner Repair
• HVAC Seasonal Service
• Furnace Service
• Boiler Service
• Air Conditioner Service
• Humidifier Installation
• HRV
• Attic Insolation
• Smart Thermostat
• Programmable Termostat Installation & Setup
• Enbridge billing service available for water heaters rent and finance

All our Heating & AC Products are highly energy efficient, which are not only high quality but also save energy which saves you dollars. Our knowledgeable and licensed technicians are always ready to respond to any service call

Our Service Location Cities

Markham, Ajax, North York, Thornhill, Mississauga, Toronto, Brampton, Scarborough, Oakville, Aurora, Richmond Hill, Milton, Newmarket, Etobicoke, Burlington, Concord Vaughan

Superior HVAC Service

We are proud to be a Lennox Premier Dealer  and our goal is to deliver a level of comfort and service that exceeds customer expectations. Because Lennox Premier Dealers understand that actions speak louder than words, instead of just talking quality, they practice it through listening and responding to your comfort needs.

We started our family business 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 & Air Conditioning needs.

Get today's best prices!

That's Why the People Normally
Chose Us!

• • Very knowledgeable, licensed Technicians
• • We are an award winning company.
• • 100% Customer Satisfaction Guarantee.
• • Punctuality & Professionalism.
• • Price Guarantee.
• • Honesty and Reliability.
• • We honor all manufacturers parts warranties.
• • Senior Discounts.