Insulation contractors in North Dakota
Find insulation contractors across North Dakota. Use the city pages below to compare local pros, or scroll down to see the top-rated contractors statewide.
Browse insulation contractors by city in North Dakota
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Bismarck, ND
Fargo, ND
Top-rated insulation contractors in North Dakota
These are the highest-rated insulation contractors across all cities we track in North Dakota.
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Polar Insulation
421 29th Ct NW, West Fargo, ND 58078
Polar Insulation (Polar Advantage) provides residential and commercial insulation in West Fargo/Fargo, ND, with spray foam, attic, and batt insulation, emphasizing energy savings and clear communication.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“From spray foam to attic and batt insulation, Polar Insulation brings precision, care, and lasting comfort to every project—residential, commercial, or new construction.”
website: Shows they handle multiple insulation types and project scopes (residential/commercial/new construction)
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Ask during quoting
ND Insulation Contractors
65 28th St S, Fargo, ND 58103
ND Insulation Contractors offers insulation installation, roofing, and drywall repair in Fargo, ND, with strong customer feedback for professional, thorough service, clear explanations, on-time delivery, and energy-saving results.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Their team was professional, knowledgeable, and punctual.”
review: Supports trust signals and schedule reliability.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Excellent
Cullen Insulation
2325 Skylark Ave, Bismarck, ND 58503
Cullen Insulation offers residential, commercial, and multifamily insulation services, plus air sealing, air barriers, fiberglass, foam options, and waterproofing, primarily serving Bismarck, ND.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Residential Insulation”
website: Shows they offer residential insulation services.
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Miller Insulation
3520 E Century Ave, Bismarck, ND 58503
Miller Insulation is a Bismarck, ND-based contractor offering residential, industrial, commercial, and oilfield insulation-related services, plus scaffolding and paint & coatings.
Services offered
From reviews & website
“RESIDENTIAL”
website: Shows they offer residential services.
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Quality Insulation Services
1317 3rd Ave N, Moorhead, MN 56560
North Dakota/Northwest Minnesota injection foam insulation contractor with strong homeowner reviews for punctuality, professionalism, and value.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“RetroFoam of Fargo is an Injection Foam Insulation Contractor Serving all of North Dakota and Northwest Minnesota”
website: Shows service area and focus on injection foam insulation.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Excellent
Interstate Insulation
1413 5th Ave NE #7, West Fargo, ND 58078
Insulation contractor in Fargo, ND offering installation of insulation on commercial plumbing and HVAC systems, plus material sales of pipe and duct insulation products.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“We're a insulation contractor specializing in the installation of insulation products on commercial plumbing and HVAC systems.”
website: Describes primary service offering.
Workmanship
Excellent
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
What to verify in North Dakota
Plan before you hire
These pages help you build a shortlist, but they don't replace a proper scope discussion with each contractor. If you're still deciding what work your home needs, start with the insulation planning guide and ROI calculator.