Home › Home Improvement › Insulation contractor
The 10 Best Insulation Contractors in Fresno (2026)
This list ranks the best insulation contractors serving Fresno and nearby communities, using a Bayesian-style score built from Google ratings and review counts and updated for 2026. We prioritized businesses that combine high average scores with meaningful review volume so readers get both quality and social proof. Fresno’s climate and older housing stock make insulation an important local investment, whether you’re cutting cooling bills or improving year-round comfort. Use this guide as a starting point to compare contractors, check recent reviews, and request estimates tailored to your home.
This ranking is computed from Google reviews (our method). Listings marked Partner are paid advertising spots: they sit alongside the ranking without changing its order.
Are you a insulation contractor in Fresno?
People reading this page are looking for a pro right now. Put your business above the ranking, with your contact details and a link to your site.
✓ Live immediately · ✓ One-time payment · ✓ No subscription
10 of 10 spots still available
Tyson Insulation
Tyson Insulation earns the top spot because it pairs a perfect 5.0 Google rating with a substantial 514 reviews, giving it both excellence and a large body of customer feedback. That combination produces a strong Bayesian ranking signal, meaning the high score is supported by many reviewers rather than a handful of ratings. For readers, that balance makes Tyson Insulation our most reliably rated choice on the list.
The full ranking
Superior Insulation
Superior Insulation shows a perfect 5.0 rating with 112 reviews as an Insulation contractor. The rating indicates consistently positive feedback across a moderate review base.
112 reviews
Smart Home Improvements
Smart Home Improvements is rated 5.0 from 96 reviews and appears under Insulation contractor, with an address on N Sunnyside Ave in Fresno. The listing suggests it serves local homeowners in the northern Fresno area.
96 reviews
Balanced Comfort
Balanced Comfort holds a 4.9 rating across 3,677 reviews and is categorized as an Insulation contractor at 4485 N Selland Ave, Fresno. The very large review count indicates extensive local presence and customer interaction.
3677 reviews
Pro West Insulation
Pro West Insulation carries a 5.0 Google rating with 16 reviews and is listed as an Insulation contractor at 4607 W Shields Ave, Fresno. The listing shows a smaller review sample but top-rated feedback so far.
16 reviews
Masterguard
Masterguard posts a 5.0 rating from 12 reviews in the Insulation contractor category. While the review count is limited, the current average is perfect.
12 reviews
Vezina Industries Inc.
Vezina Industries Inc. has a 4.8 rating based on 563 reviews and is listed as an Insulation contractor at 31266 Ave 12 in Madera. The sizable review total signals substantial regional activity outside central Fresno.
563 reviews
Home Energy Construction
Home Energy Construction holds a 4.8 rating from 282 reviews but is categorized on Google as a Window installation service, at 7194 N Abby St, Fresno. Its listing suggests work across both energy-related upgrades and window projects.
282 reviews
Vezina Industries – Windows & Insulation
Vezina Industries – Windows & Insulation posts a 4.8 rating with 43 reviews and is listed as an Insulation contractor at 1036 W Clinton Ave, Fresno. The name indicates it offers both window and insulation services.
43 reviews
Fresno Spray Foam Insulation Masters
Fresno Spray Foam Insulation Masters has a 4.8 rating from 11 reviews and is categorized as an Insulation contractor at 1050 W Griffith Way Apt 206, Fresno. The listing suggests a focus on spray foam within the local market.
11 reviews
Frequently asked questions
How should I choose an insulation contractor in Fresno?
Compare average ratings and review volume to gauge reliability, ask for local references, verify licensing and insurance, and request detailed written estimates that specify materials and R-values. Also confirm timelines, cleanup policies, and any warranty or performance guarantees before signing.
What factors affect the cost of an insulation project?
Costs depend on the type of insulation (batts, blown-in, spray foam), the area and accessibility of the space, the insulation R-value desired, and whether additional work (air sealing, removal of old insulation) is needed. Request itemized bids so you can compare material and labor components.
What should I check before the crew leaves a job site?
Ensure the contractor completed the agreed scope, check for uniform coverage and proper R-value in inspected areas, confirm ventilation and attic access are intact, and keep a copy of receipts, warranties, and any post-installation instructions. Take photos and note any concerns immediately.
How was this ranking created and why trust it?
The list is based on Google ratings adjusted by review counts using a Bayesian-style approach, updated for 2026. That method favors businesses with both high average scores and meaningful numbers of reviews, helping reduce noise from small-sample extremes; you should still read recent reviews and get estimates.