They did a nice job installing our new James Hardy siding. It looks great and we are very pleased with their service.
Jim Boyd
See Our Work in Your Neighborhood
About Us
Based in Denver, we proudly serve the greater Colorado Front Range and mountain communities, including cities such as Aurora, Boulder, Colorado Springs, Fort Collins, and surrounding areas, even reaching into Cheyenne, Wyoming.. Reach out to us if you’d like a consultation, (303) 323-8578
About Us
At Bellwether, we’re Colorado’s top-rated exterior remodeling company specializing in fiber cement siding, energy-efficient window replacement, and custom entry doors. As the #1 James Hardie siding installer in Colorado, we help homeowners protect and beautify their homes with durable, weather-resistant materials built for Colorado’s unique climate.
Whether you're replacing outdated wood siding, upgrading to vinyl or fiberglass windows, or enhancing curb appeal with a new front door, we deliver expert craftsmanship and personal service every step of the way. Our award-winning designs and certified installation teams ensure long-lasting value and stunning results.
We’re proud to serve the Front Range and beyond, helping families fall in love with their homes again.
Check out some important pages from our company's website:
- Siding
- Windows
- Multifamily Siding Replacement
- Stucco Removal
- Insulation
- Decks
- Roofs
- Remote Sales Estimates
- Bellwether Referral Rewards+
- Exterior Design
- Free Online Quote
- Financing
- Blog
- FAQs
- About Us
- Contact
Read what 190+ clients have said about our services:
Recent Work
Customer Reviews
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Course was in great shape.
CO Siding replaced my siding and painted. They did an excellent job. Cash is very thoughtful and detail oriented and it shows in the end result. We are thrilled with how the project came out.
Everyone at Colorado Siding was great from the field team of Cash and his crew to the office of Kari and Karen, we had a great experience with Colorado Siding and would highly recommend. They are very transparent, communication is great, and they are available and responsive. The finished product looks great. 5/5 stars earned.
To update our 75 year old house, we wanted new siding accent walls, a new window, and paint. We have worked with many contractors for renovation and landscaping, so we know how quickly things can go wrong. We were therefore *very impressed* with Colorado Siding Repair, from the initial bid process, through the design, delivery, and final result. They are very professional, personable, and skilled. The crew who did the work showed up on time, paid attention to details, did great work, and were ha... Read more