Ascent Solar & Roofing
“When I asked for a solar panel removal, they were there the next day!”
Best Insulation Contractors in South Jordan, UT
15 contractors listed · 4 in South Jordan · 1 open 24/7 · 6 open weekends · 13 rated 4.5+
Data verified October 18, 2026
Davenport Foundation Repair
“Their work was top notch and they explained and answered all my questions.”
Definitive Construction
“I appreciate who were all involved in this project, Keaton the owner, Andy the project manager, Mason the solar guy and of course their hard working team members!”
RGS Exteriors & Construction
“Jera Bearden was always available for questions, she even came for a follow up visit at my home to bring warranty info and delicious bunt cakes!”
Elite Commercial Roofing LLC
“Said it was such a quick fix that he wasn't even going to charge us.”
Rocky Mountain Waterproofing
“They have only demonstrated professionalism and experiecne in every interaction I've had with them.”
The 15 contractors listed for South Jordan, UT insulate attics, walls, crawl spaces and rim joists. Details under each one about materials, hours and the services advertised are copied from the company's own site; star ratings and comments come from public reviews.
Area overview: South Jordan, UT
4 of the 15 contractors we list are based in South Jordan; the other 11 serve South Jordan from West Jordan (3 mi), Midvale (6 mi) and Sandy (7 mi). The contractors on this page are rated from 4.0 to 5.0 across 4,643 reviews; 8 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the contractors on this page are "crew", "price" and "communication". 1 is open around the clock; 6 are open on Saturdays and 1 on Sundays. 4 show a license on their websites and 2 have a BBB rating of A or A+. Domain records put 6 websites of the contractors on this page at ten or more years old; the oldest dates from 1999. 1 offers emergency call-outs; 5 offer financing or payment plans; 7 give free estimates; 2 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 12 of the contractors on this page; 11 publish a contact page and 6 list a public email. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
Will anyone assess the house at no charge?
No charge assessments are advertised by 7 of the 15 contractors on this page. A free look usually means someone measures the attic and writes a proposal. A paid energy audit with a blower door and a camera is a different product and tells you far more about where your house is leaking.
Platinum Insulation & Construction
“Fair price was able to get me in the same week and I passed my inspection.”
T & W Wilson Sprayed Urethane
“I've known these people for 50 years, you won't find morehonset, hardworking, and God loving people in this world .”
Hidden Valley Siding and Seamless Rain Gutter
“Collin went above and beyond on our church soffit and facia replacement.”
Nordic Tiny Homes
Fonua Construction
“They've done a great job, good men doing hard work!”
Utah Green Home
“I am grateful for the fact that they found a few things that were really wrong - and now we are not wasting so much money on our power bills.”
Xperience Roofing
“They took the time to make sure the area around the house was cleaned up and everything put back into place.”
Intermountain West Contractors
“IWC took good care of our roof, and went out of their way to adjust my drip edge issue due to original construction.”
Greenify Energy Savers
“They were very easy to communicate with, extremely professional and also gave us all the instructions and documents to apply for the rebates.”
Why these companies made our list
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