Boulder, CO’s Most Trusted Home Improvement Company is Ready to Serve You! 

Finding a trustworthy and capable home improvement company is stressful enough for Boulder, Colorado, residents. Luckily, you have one company willing to go the distance for all their customers: 1st Choice Windows & Siding.  

1st Choice does more than just siding and windows. Imagine working with a company that can do it all regarding home improvement services. There’s no need to work with any other home improvement contractor once you contact us.  

Make Your First Choice the Best Choice 

1st Choice helps homeowners realize their visions when it comes to home improvement upgrades. Whatever your need, we have an expert in place to achieve it! Our services can take your home to the next level. 

House Siding 

As a siding company, 1st Choice has many options for homeowners seeking an expansive upgrade. New siding can elevate your home to new places, especially when you use siding from Crane, LP Smartside, Diamond Kote, Mastic, and Vesta.  

Replacement Windows 

Would you believe it if we told you that 1st Choice can help lower your energy bills with new windows? You need a window company like ours to show you the way to cost savings! We work with incredible window manufacturers like Anlin, Milgard, Weathershield, and Simonton. 

Doors 

The premier door company in our community is ready to help your home become more inviting through new doors. A door upgrade can be an affordable way to bring out the character and charm of your home.  

Solar Panels 

Are you ready to work with a residential solar panel company that can make your off-grid dreams a reality? Reduce your carbon footprint with 1st Choice.  

Trusted and Dependable Remodeling 

You deserve a qualified and capable home improvement company in Boulder, CO. 1st Choice Windows & Siding is standing by to help you realize that home improvement by professionals is only a call away! Connect with us today.  

“Window replacement was for our elderly mother and the professionalism of the entire 1st Choice team, greatly appreciated by the family - we did not have to worry that mom was being sold a 'bag of goods.' Love the new windows! Noise reduction, energy efficiency, look, all just great!”

Committed to Craftsmanship

Let Us Be Your 1st Choice for Home Improvement

The Team to Trust for Top-Notch Service
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Affordable Remodeling Solutions

Convenient Financing Plans Available

Home Upgrades for Less Than You Would Pay for a Cup of Coffee a Day

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“I could not believe how fast they got the job done and how well done it was! They obviously were very careful about every detail. The house looks fantastic and everyone I talked to at the company was great to work with. The guy who did the inspection for the people who bought our house even asked us who did the siding because they did such a great job!”

“Window replacement was for our elderly mother and the professionalism of the entire 1st Choice team, greatly appreciated by the family - we did not have to worry that mom was being sold a 'bag of goods.' Love the new windows! Noise reduction, energy efficiency, look, all just great!”

“Chris was an absolute gem to work with and the window suggestions were perfect. The home was built in 1962 and had all of the old steel frame windows which were losing energy rapidly. We noticed an immediate change in the environment inside the house and the outside looks fantastic. Great installers.”

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Anlin logo
Crane siding logo
LP SmartSide logo
Simonton logo
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Angie's List logo
Vesta logo