Thermo Shield LLC
Licensed insulation contractor in Mesa, Arizona
Thermo Shield LLC holds Arizona ROC licence 303635, active, licensed since 1 Mar 2016, rated 4.9 from 637 Google reviews. Bonded for $10,000 with RLI Insurance Company. No open complaints or disciplinary actions on the Arizona ROC record, 1 resolved or settled.
Report card
- Licence activeArizona ROC #303635, Specialty Dual CR-40 Insulation. Issued 1 Mar 2016, renewal due 31 Mar 2028.
- Licensed 11 yrsSince 1 Mar 2016.
- Bonded$10,000 with RLI Insurance Company, since 28 May 2026. Arizona sets the amount by licence type and expected yearly work, so a bigger bond means a bigger business, not a better one. Homeowners can also claim up to $30,000 from the ROC Recovery Fund.
- No open complaints or disciplinary actions1 resolved or settled.Arizona ROC record
- Website shows the licenceTheir own site displays licence #303635.
- BBB AccreditedIts BBB rating, complaints and reviews are on its Better Business Bureau profile.BBB profile Complaints Reviews
Checked against the Arizona Registrar of Contractors (ROC) register on 4 Nov 2026.
Google reviews
4.9(637 reviews)Linda Alexander★★★★★ 4 months agoView on Google
Thermo-s did a wonderful job starting with Darwin and explaining everything they will do. Day 1 Andres and Fernando came in removed the old insulation and sealed all the ductwork. Day 2 they came is sealed the lights and added the new insulation in. My husband and I can could not be more happier with how this company came in did the job in a timely manner. And we can tell a big difference in the house. I will be reco…
Stephanie Emberlin★★★★★ 4 months agoView on Google
We are so very pleased with Thermo Sheild. This is our second project and everything always looks great. Very professional and do a great job cleaning up not to mention always on time. Darwin is exceptional to work with and the crew Ricardo and Pedro are amazing at their job. We can't thank you enough and look forward to future projects. Also we are very happy to refer this team ti anyone who needs insulation and wan…
Jeffrey Schultz★★★★★ 5 months agoView on Google
Very satisfied with the service we received from Thermo-S Insulation. We received the following services: advanced BPI duct seal, new/proper recessed light covers, Thermo shield, added insulation to attic knee walls, and more blown in by insulation. Attic actually seems cooler than the house right now. Very professional. Rafa & Ricardo were a pleasure to work with. Thanks for the great work! Definitely will recommend…
Katie Segal★★★★★ a week agoView on Google
Thermo S was amazing! They found and resolved some problems with some of our duct work that other HVAC pros had missed! From estimate and evaluation, day off, and follow up, everything was awesome! And we're looking forward to a more efficient home. Abraham, Pedro and Talin did the installation and they were wonderful!
C & J Gonzalez★★★★★ 3 weeks agoView on Google
This company showed their true colors before we began the job. First they quoted the job incorrectly (not the customers fault) after we accepted the job. They retracted it. Then gave the wrong percentage off for their winter special discount and disguised it as an added discount removing the tax when they figured it out. We still accepted the new quote which was almost 40% more. Then they changed the dates the job wo…
Read all 637 reviews on Google Reviews and photos from Google, 4 Nov 2026.
Why it ranks #1 of 16 insulation contractors in Mesa
Score 84 / 100. Claiming this listing or using Theo never changes it. How we rank
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