Castle Rock

Colorado Window Company has been the leading supplier and installer of quality replacement windows in the Denver metro area for almost fifteen years. You can expect a top notch product and expert installation with any of our windows. We carry windows in a variety of materials, including budget-friendly vinyl, several beautiful hardwoods, and durable fiberglass composite. All of our windows come in a wide selection of styles, colors, finishes, and options (including low e and self cleaning glass). We even offer a variety of custom shaped windows if you’re looking for a one-of-a-kind touch. With our huge product lineup, you’re sure to find the perfect windows to match the architecture and functionality of your home.

The Most Trusted Name in Windows

For over ten years, the Colorado Window Company has provided windows for more than 15,000 customers all across Colorado. From the Denver suburbs to Fort Collins, from Colorado Springs to Genesee, our quality and customer service has made the Colorado Window Company one of the most trusted names in the state. We maintain an A+ rating with the Better Business Bureau, and for 8 years in a row, were presented with the “Gold Star”, which represents zero customer complaints. We will work hard to make you happy.