We Guarantee You Will Love Your New Windows and Doors
At Guaranteed Windows and Doors, we take pride in being a locally owned and operated company serving Windsor and surrounding areas. Founded on the principle that customers should only pay for a great window, amazing installation, and top-notch service, we strive to provide one of the best windows on the market at a much more affordable price than the competition. We believe that quality should not come at the expense of affordability.
Our Services
Our team of skilled technicians is dedicated to providing you with professional installation services for windows and doors in Windsor. We understand that every house is unique, which is why we offer a wide range of windows and doors to suit every need. From classic to modern designs, we have a solution for every style and budget.
Energy-Efficient Products
We understand the importance of energy efficiency, which is why we offer windows and doors designed to conserve energy. Our products are designed with environmental-friendliness in mind, resulting in a significant reduction in your monthly energy bills. With our sustainable windows, you can enjoy the comfort of a well-insulated home without breaking the bank.
Custom Window Assessments
Is your home in need of a window upgrade? Our team of experts is available to provide you with a free custom window assessment. We will inspect your windows and provide you with a detailed report on the condition and functionality of your windows. This allows you to make an informed decision about the necessary repairs or replacement.
Financing Options
We understand that budget can be a concern, which is why we offer financing options to ensure that you can afford the windows and doors you need. We believe that quality should be within reach of everyone, regardless of their budget.
Professional Affiliations
At Guaranteed Windows and Doors, we are proud to be a locally owned and operated company serving Windsor and surrounding areas. We are committed to providing our customers with the highest level of service and quality products.
Our Mission
Our mission is to provide our customers with the highest quality windows and doors at an affordable price. We believe that every home deserves to have beautiful and functional windows and doors that enhance the beauty of your home.
Quality of Service
Guaranteed Windows & Doors is well-known for providing exceptional quality and service. From sales to installation, the company has been praised for being reputable, honest, and professional. Customers have been thoroughly satisfied with the installation of their windows and doors, and the follow-up care provided by the company.
Installation Process
The installation process has been seamless, with installers being friendly, respectful, and thorough in their work. The company's ability to complete jobs efficiently and effectively has been noted, with some customers commenting on the speed and quality of the installation.
Product Quality
The products provided by Guaranteed Windows & Doors have been highly praised for their quality and energy efficiency. Customers have mentioned that the windows and doors installed by the company have exceeded their expectations, providing excellent performance and durability.
Warranty and Customer Service
The company's warranty has been commended for being followed through on, and customers have praised the office staff for being friendly and a pleasure to deal with. In the event of any issues, the company has been responsive and efficient in resolving them.
Negative Feedback
One customer had a negative experience with the company, noting that yellow spots appeared on their door one year after installation. The customer was disappointed that the company did not respond to their concerns.

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