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Your Trusted Partner for Window & Door Solutions in Barrie & Newmarket
Simpson Windows & Doors has been serving York Region and Simcoe County for over 25 years, establishing itself as a trusted leader in exterior home renovations. Our team specializes in energy-efficient window and door installations, backed by certifications such as Energy Star and Better Business Bureau accreditation. We prioritize customer satisfaction through personalized service, offering lifetime warranties on Greenview products and free in-home consultations. Our commitment to quality is reflected in our use of Vertex3 window technology and Owens Corning Air Sealing Technology, ensuring durability and thermal efficiency.

With showrooms in Barrie and Newmarket, we serve communities including Aurora, Etobicoke, and Richmond Hill. Our BBB A- rating and 25+ years of industry experience underscore our dedication to excellence. We provide comprehensive solutions, from bay windows to vinyl siding, with a focus on enhancing home value and energy savings. Our installation process includes precise measurements, debris cleanup, and insulation to guarantee optimal performance. Customer testimonials highlight our professionalism, attention to detail, and the expertise of team members like Adam, Justin, and Paul, who ensure seamless project execution.
Services
Window Installation Door Replacement Eavestrough Installation Vinyl Siding Soffit & Fascia Bay & Bow Windows Casement Windows Exterior Doors Patio Doors Fiber Cement Siding
Highlights and features
  • We offer over 25 years of experience in exterior renovation services.
  • Our products are Energy Star rated for superior energy efficiency.
  • We provide lifetime warranties on Greenview products with non-prorated coverage.
  • Our certified professional staff ensures precise installations and exceptional service.
  • We deliver free in-home consultations and personalized solutions for every homeowner.
Associations and certifications
  • Energy Star
  • Better Business Bureau
What people say
Professional job and cleanup Adam pointed out the best color match Products arrived on time Lifetime warranty coverage Energy-efficient solutions
Services
Window Installation
We specialize in installing energy-efficient windows, including bay, casement, and double-hung styles. Our Vertex3 technology enhances durability and thermal performance, reducing energy bills. Customers benefit from lifetime warranties and free consultations to ensure tailored solutions for every home.
Door Replacement
Our door replacement services include entry, storm, and patio doors crafted from steel, vinyl, or fibreglass. Energy Star-rated options improve security and curb appeal. Lifetime warranties cover accidental damage and hardware failure, ensuring long-term satisfaction for homeowners.
Eavestrough Installation
We install seamless 5-inch eavestroughs with aluminum fascia and soffits to protect homes from water damage. Our systems ensure efficient runoff dispersal, preventing mold and structural issues while enhancing attic ventilation for improved energy efficiency.
Vinyl Siding
Vinyl siding options provide low-maintenance, fade-resistant exteriors in diverse styles and colors. Our installations improve insulation, reduce energy costs, and boost property value. Free consultations help homeowners select designs that complement their home's architecture.
Bay & Bow Windows
Bay and bow windows add natural light and aesthetic appeal with curved designs. Our energy-efficient models feature Intercept ULTRA Warm-Edge Spacers and ECTech glass for easy cleaning. Lifetime warranties ensure long-term performance and customer confidence.
Questions
What services does Simpson Windows & Doors offer?
We provide window and door installations, eavestrough systems, vinyl and fiber cement siding, and soffit and fascia solutions across York Region and Simcoe County.
Are your products energy-efficient?
All our windows and doors are Energy Star rated, featuring Vertex3 technology and Owens Corning Air Sealing Technology to reduce energy consumption by up to 20%.
Do you offer warranties on your products?
Yes, we provide lifetime warranties on Greenview products, covering accidental glass breakage, seal failure, and hardware with non-prorated, transferable terms.
How can I schedule a consultation?
Contact us via phone at 905-853-2519 (Newmarket) or 705-252-9111 (Barrie), or visit our showrooms for a free in-home consultation and personalized quote.
What areas do you serve?
We serve Aurora, Barrie, Bradford, Etobicoke, Markham, Newmarket, Richmond Hill, Stouffville, and surrounding communities in York Region and Simcoe County.