Centennial Windows & Doors – Oshawa, Ontario

Centennial is here to help when you’re ready to replace your home’s windows and entry doors. For some homeowners, this can be a big investment in your home and at times overwhelming. At Centennial Oshawa, we take care of every step of the process, so there’s nothing left for you to do once we leave your home. We sell, manufacture, install, and service our own complete line of award winning, energy efficient windows and doors and offer a No Fine Print Warranty covering both the products and installation. Our warranty lasts for as long as you own your home and can be transferred to new homeowners within 10 years of purchasing Centennial windows and doors.

Centennial Windows and Doors Installation Expert Working On Installing New Entry Door System
House With Centennial Windows And Doors Sign on The Front Lawn

Contact us today to find out how we can help with your replacement window and door project.

350 Wentworth Street East
Oshawa ON L1H 7R7

Showroom open by appointment only.
Please call us for assistance or to book an appointment.

Energy Star Award

The ENERGY STAR® award recognizes businesses and organizations that have made outstanding contributions to protecting the environment through superior energy efficiency achievements. Since 2004, we’ve been recognized with five ENERGY STAR® awards, and in 2019 we were honoured to be named Manufacturer of the Year for windows and doors.

2019 Energy Badge Award
House With Centennial Windows And Doors

This map does not include all areas serviced by this office.

Communities Served

We take pride in making the process of replacing windows and doors as easy as possible for our customers. Our expert consultants are prepared to walk you through every step of the process, so that you’re confident that you’re making the right decisions for your home. The first step is an in-home consultation; it’s our specialty. We’re happy to bring our services directly to homeowners in the following communities and surrounding areas.






Fenelon Falls










Port Perry




2019 Energy Star Manufacturer of the year

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ENERGY STAR® award-winning and Keystone-certified windows and doors

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