Come & See Us

200 Davis Drive, Unit #11
Newmarket, ON, L3Y 2N4



Monday – Friday: 8:00 AM - 5:00 PM
Saturday: 10:00 AM - 2:00 PM
Sunday: Closed

Simpson Windows & Doors: Serving the Newmarket Area

Family owned and operated Simpson Windows & Doors serves contractors and homeowners in Newmarket and surrounding communities, providing sales and installations of top quality doors and windows.

New Construction & Renovations
2012 Energy Star High Efficiency Advocate of the Year - Windows, Doors and Skylights  | VWD
At Simpson Windows & Doors, we are committed to providing the highest quality of service and workmanship available. We are fully insured for both liability coverage and workman’s comp, and all of the products we sell are Energy Star rated.

Our experienced technicians can provide a full range of professional services for new construction and renovation projects, and everything is custom ordered to perfectly meet your needs and your style.

We invite you to visit our showroom to view the wide selection of colours and styles we have available, or give us a call to schedule an in-home consultation.

Roofing Services
Simpson Windows & Doors reminds you that we have a sister company, T. Simpson Roofing, that has provided complete roofing and re-roofing services in Barrie, Newmarket and communities throughout the York Region since 1992. T. Simpson Roofing has been awarded the Reader’s Choice Award for No. 1 roofing company in the Upper York Region for 12 years in a row. Visit the T. Simpson Roofing website to learn more or to schedule a personal consultation.

  • Front Doors
  • Garden Doors
  • Casement Windows
Special Offer | 40% OFF until Jan. 31, 2015 on all new replacement window installations!* *Conditions apply.