"We are committed to providing the highest quality window and door products available for new, or retrofit, commercial and residential construction projects."



Quality Windows & Doors

Welcome to Colorado's home for

Colorado Sash & Door, Inc., headquartered in Northern Colorado, specializes in window and door solutions for new construction and remodeling/replacement projects since 1991.

Successfully completing numerous projects throughout Colorado, Wyoming and Nebraska, Colorado Sash & Door, Inc. is preeminent within the historic restoration and commercial retrofit markets. Our products (wood, fiberglass, vinyl and aluminum) are also well suited to new construction projects focusing on energy efficiency and sustainability.


We are a resource for your construction team. We can help you design and develop detailed solutions, write specifications, provide budget pricing, prepare shop drawings and supply mock-ups. Our staff’s knowledge extends beyond windows to specialty millwork, hardware, and construction techniques, expertly guiding you from product selection through final installation.


Call for a consultation. We look forward to working with you on 
your project!

Dream it. Design it. Build it.

Colorado Sash & Door, Inc. is committed to making your designs come to life.

We use...








Thank You for Visiting Colorado Sash!

Contact Us About Your Project Today!


4521 Endeavor Drive, Unit C

Johnstown, CO 80534

(970) 226-1460  Office

(970) 402-2623  Mobile

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