S.R. Gillis & Sons Ltd

We are a family owned and operated heating and air conditioning business serving Newmarket & surrounding areas for over 40 years. We are your local dedicated Carrier Dealer. We install gas and electric furnaces, air conditioners, heat pumps, ductless splits, gas fireplaces, humidifiers, air cleaners, air purifiers and gas lines for stoves and barbecues - we fix any type of furnace! We are fully insured and Workplace Safety and Insurance Board compliant. If you are looking to replace your existing equipment, need service or just want advice, please give us a call or stop by our office on Gorham Street in Newmarket. Our friendly office staff will gladly answer any of your questions. Call US Today to Book your Sales & Service Appointment.