Contact Us in Newmarket

S.R. Gillis & Sons Ltd. Heating and Air Conditioning is located just south of Davis Drive and east on Gorham. To schedule a service appointment or get a free quote on new equipment, or to give feedback about our company, please call us or fill out the form provided. We're available Monday to Friday, 8:00 am - 5:00 pm for regular service and installations, and we have a live answering operator for afterhours & weekend service for emergency repairs.

Contact Us

1211 Gorham St.
Unit 16
Newmarket, ON
L3Y 8Y3



Opening Hours

Monday - Friday 8:00 am to 5:00 pm

Closed on Weekends

After Hours Emergency Service

Email Us

Service Area

Newmarket & Surrounding Areas

Methods of Payment

  • Repayments accepted
  • Interact Debit in office only
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