Cosman Construction
Verified Pro
10½+ years online4.7(33)
Siding & Exterior in Boulder, CO
Compare 34 siding & exterior contractors near you in Boulder and surrounding area with an average rating of 4.8/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated March 23, 2026
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Other Businesses in This Area
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5.07½+ years onlineSquareroot Construction
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4.99 years onlineComplete Exteriors of Colorado
4.86½+ years onlineJared & Sons Roofers LLC
4.8Melton Design Build
4.714 years onlineMighty Dog Roofing of Boulder
4.76½+ years onlineElton R General Contractor
4.617+ years onlineHooDoo Roofing & Storm Restoration (formerly Denver Roofing & Gutters)
4.61+ year onlineMcGuckin Hardware
4.630+ years onlineBoulder Valley Windows
3.9Siding & Exterior in Nearby CO Cities
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Siding & Exterior in Boulder, CO
Siding and exterior work in Boulder (CO) serves a Front Range Colorado university-tech market: Victorian homes throughout Mapleton Hill, mid-century homes, modern construction, and commercial properties. Typical jobs include fiber-cement siding (UV-stabilized for altitude), historic wood-siding restoration, stucco, and exterior painting. Boulder altitude UV, WUI fire-zone considerations, and historic preservation drive approach.
Residential fiber-cement siding in Boulder runs $25,000-$60,000; historic wood-siding $30,000-$90,000; WUI fire-rated 30-50% premium. Colorado requires a Contractor License. Boulder permits apply. Landmarks Board for historic. WUI fire-rating may apply.
Frequently Asked Questions
- WUI fire-rating?
- Class A fire-rated assemblies in fire-zones.
- Can I work in Mapleton Hill historic?
- Landmarks Board review.
- What siding for Boulder altitude?
- Fiber-cement with UV-stabilized finish.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Boulder and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.