Alliance Energy Source Customer Services open 24 hours a day, 7 days a week.
If you have any questions or are experiencing problems with your, furnace, air conditioner, water heater or rooftop please contact Alliance Energy Source Customer Service.


Our  Contact Phone:


Customer Service and sales:   905-470-7555

Technica Support and Repair: 416-259-6767


Our Email :


Our Offices:


Markham:19-7370 Woodbine Ave., Markham

Ajax:203-11 Harwood Ave., S, Ajax

Markham Office

Ajax Office

Mississauga Office

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