Boulder's Highest-Rated Fiber Cement Installers, by Google
A Google rating is what got these 5 fiber cement siding contractors near Boulder onto this list, since a state filing isn't something this site has for this city yet. 21.2 inches of rain falls on Boulder most years, exactly the kind of moisture load a cement-based board is formulated to shrug off.
Google Maps ratings checked · How we rank
21.2 innormal precipitation a year
What Boulder's climate asks of an exterior wall
Boulder sees 92.8 inches of snow and 21.2 inches of total precipitation in an average year.
A formulation built for Boulder's climate focuses on moisture resistance and paint adhesion first, ahead of the heat and hurricane concerns a southern zone deals with instead.
Data: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020 (annual/seasonal and monthly, by station) (1991-2020), from the nearest NOAA station 2.4 mi away.
Wildfire and hurricane risk near Boulder
Whichever hazard dominates near Boulder, ask an installer how the specific product and installation are rated for it, not just what the base material is made of.
- Strong wind
- Relatively High
- Hail
- Relatively High
- Wildfire
- Relatively High
Data: FEMA, National Risk Index for Natural Hazards - County-level table, v1.20 (v1.20, December 2025).
5 top-rated fiber cement siding contractors in and near Boulder
Review count works like a multiplier here: a 5.0 from a dozen reviewers can still rank under a 4.7 built on a few hundred. That math has nothing to do with licensing, so look up the contractor's license or registration number with the state before you commit.
Thomsen Roofing
Siding contractor
- Google rating
- Reviews
- 46
- Area
- Boulder 80304
Roof Masters of Colorado
Siding contractor
- Google rating
- Reviews
- 63
- Area
- Boulder 80302
Ideal Siding Boulder
Siding contractor
- Google rating
- Reviews
- 43
- Area
- Boulder 80304
Boulder Roofing Company
Siding contractor
- Google rating
- Reviews
- 24
- Area
- Boulder 80304
Metro Reconstruction Services, Inc.
Siding contractor
- Google rating
- Reviews
- 30
- Area
- Boulder 80303
Fiber cement questions worth asking before you sign
- Is this product factory-primed or factory-finished, and if primed, will painting happen inside the manufacturer's required window?
- What ground clearance and roofline clearance will the crew actually leave, and does it match the manufacturer's published minimums?
- How will the crew control silica dust when cutting, and what equipment are they using outdoors versus indoors?
- If this home is in a fire hazard zone, is the specific product and assembly rated for it, not just the base material?
- What does the substrate warranty cover, separately from any paint or finish warranty?
- Is this formulation built for {city}'s climate zone, or a generic nationwide version?