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Transform Your Home with new Windows and Doors from Mountain Windows – Built for Comfort, Efficiency, and Affordability.

Premium Windows and Doors

Colorado's Window Experts

Proudly serving Gunnison, Crested Butte, Mt Crested Butte, Lake City & Beyond

At Mountain Windows, we provide only the best windows and doors from Marvin, ProVia, and Alpen, bringing durability, efficiency, and style to your mountain home. Enhance your space further with premium window treatments from HunterDouglas.


🛠 Expert Installation & Service 

 🏔 Built for Mountain Living

✨ Exceptional Craftsmanship


Get Inspired!  Explore our Inspiration Gallery to see stunning transformations featuring our premium products.


Contact us today for a consultation and bring your vision to life!

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Our Services

Testimonials

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David J.

“After a lot of shopping around...They did our entire house, 11 windows, 1 sliding patio door and 1 set of French doors. The crew was always professional, completed each project in a timely fashion and when challenges came up (with a 38 year old house there were a few) they were all over it with creative ideas or quick, permanent fixes. I would highly recommend Mountain Windows.”
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Pattie M.

"Enjoyed working with Patrick and team for our phase 1 Window replacement project.
Thanks for all your patience and efforts with helping us make the right decisions.
Highly recommend this local business."
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