Windows and Doors in St. Catharines

We are a community-focused commercial door and hardware business and we are experts in the field with decades of experience. We guarantee you will a-door us (get it!)

Also serves: Fort Erie, St. Catharines

Energy-efficient windows and doors for Ontario homes. Casement, double-hung, awning, and slider windows. Entry doors, patio doors, and French doors. Factory-direct pricing with professional installation.

Also serves: St. Catharines

Ontario's trusted window and door replacement company. Energy Star certified products, professional installation, and full warranty coverage. Reduce drafts, lower heating bills, and boost curb appeal.

Also serves: St. Catharines

Ontario's trusted window and door replacement company. Energy Star certified products, professional installation, and full warranty coverage. Reduce drafts, lower heating bills, and boost curb appeal.

Also serves: St. Catharines

Garage Door Canada is proud to provide quality garage doors , garage door openers , and retractable screens, along with our 5-star service and installations to Hamilton, Niagara, and surrounding areas. We offer you the largest indoor garage door showroom in the Hamilton and Niagara area, which houses several working models of garage doors. This allows you to picture how it might look on your home, as well as be able to see and touch the products before you make an investment. You can also choose from a variety of LiftMaster garage door openers, which are fully functional on the model garage doors in our showroom.

Also serves: Grimsby, Lincoln, St. Catharines

From traditional to modern decors, our windows, doors and patio doors are designed and built to exact specifications. Delivering impeccable style, dependable performance, enduring quality and tremendous value, their uncompromising durability provides years of maintenance-free performance while making your home more beautiful, safe and energy efficient. If you’re searching for a quality window and door retailer in St.Catharines or throughout the Niagara Region, Modern Windows is committed to the highest standard in productive innovation, excellence and attentive customer service while remaining focused on a green environment. Look no further than Modern Windows for your next window, door or patio door purchase. Modern Windows based in St. Catharines offers a wide variety of collections and options to suit your needs.

Also serves: St. Catharines

Canadian Door Doctor & Construction Co. Ltd. is proudly family owned and operated since 1979. We have had continued growth in the supply, installation and service of Residential Overhead Doors and Operators, Commercial and Industrial Overhead Doors and Operators, Rolling Steel Doors and Operators, High-Speed Fabric Doors, Crash Doors, Automatic Door Controls, Gates and Operators, Rolling Grilles and Shutters, Loading Dock Levellers and Seals and Equipment, Truck Restraints, Man Doors and Hardware. Although the list may be long it is by no means complete. If its not listed here give us a call, we would love to help.

Also serves: St. Catharines, Niagara Falls

Providing professional Niagara Window Cleaning for 15+ years! If you need the professionals, look no further than Niagara Window Washing! Our team regularly works in St. Catharines, Niagara Falls, Welland, Fort Erie, Grimsby and Niagara-on-the-Lake. Many customers first discover us when we are already working in their neighbourhood.

Also serves: St. Catharines

Premium window and door installations across Ontario. Fibreglass, vinyl, and wood options. Triple-pane glass available for maximum efficiency. Licensed installers, manufacturer warranties, and free quotes.

Also serves: St. Catharines

St. Catharine's Building Supplies has proudly served contractors and homeowners here in the Niagara region since 1968! | We're a full-line lumber, railing, stone and landscape supply dealer. Also we carry one of the largest indoor and outdoor stone displays in Niagara.

Also serves: St. Catharines, Niagara Falls

Ontario's trusted window and door replacement company. Energy Star certified products, professional installation, and full warranty coverage. Reduce drafts, lower heating bills, and boost curb appeal.

Also serves: St. Catharines