38 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Chattanooga: Foametix of Chattanooga, CR Score 62/100; 4.9★ from 108 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Home Town Spray Foam, posts 24/7 hours; ranked #3 of 38.
Most-reviewed: AFS Foundation & Waterproofing Specialists, 1,330 Google reviews at 4.9★, the most of 38 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
38 Chattanooga insulation contractors are ranked here by CR Score, from ten published factors. 5 are open 24/7, 15 open Saturdays and 12 open Sundays, based on posted hours. The median Google rating is 4.9★ across 38 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Foametix of Chattanooga | 62 | 4.9★ (108) | Chattanooga | Sat · Sun | Overall |
| 2 | AFS Foundation & Waterproofing Specialists | 60 | 4.9★ (1,330) | Chattanooga | Sat · Sun · Evenings | Most reviews |
| 3 | Home Town Spray Foam | 60 | 5.0★ (23) | Fairview, 5 mi away | 24/7 | Emergencies |
| 4 | Northwest Exterminating - Chattanooga | 60 | 4.7★ (341) | Chattanooga | — | — |
| 5 | Foam Guys - Chattanooga | 59 | 5.0★ (21) | Chattanooga | Sat · Sun · Evenings | — |
| 6 | Volunteer NDT Corporation | 59 | 4.4★ (8) | Chattanooga | 24/7 | — |
| 7 | Southern Industries Home Improvements | 58 | 4.6★ (343) | Chattanooga | 24/7 | — |
| 8 | Crawlspace Doctor of Chattanooga | 58 | 4.9★ (67) | Chattanooga | — | — |
| 9 | USA Insulation of Chattanooga | 57 | 4.9★ (57) | Chattanooga | — | — |
| 10 | Icon Insulation | 57 | 5.0★ (6) | Chattanooga | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 108 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #2 because of its Google rating and review volume: 4.9★ from 1,330 Google reviews, the most in Chattanooga.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairview, 5 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #4 because of its Google rating and trade focus: 4.7★ from 341 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #5 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #6 because of its Google rating and trade focus: 4.4★ from 8 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #7 because of its Google rating and review volume: 4.6★ from 343 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #8 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #9 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #10 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #11 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Soddy-Daisy, 13 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 258 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #13 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #14 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #15 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #16 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #17 because of its Google rating and trade focus: 4.8★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Collegedale, 15 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 185 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cleveland, 23 mi away
Ranked #19 because of its Google rating and review volume: 5.0★ from 527 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #20 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #21 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chattanooga
Ranked #22 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chattanooga
Ranked #23 because of its Google rating and review volume: 5.0★ from 36 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in LaFayette, 18 mi away
Ranked #24 because of its Google rating and review volume: 4.9★ from 197 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chattanooga
Ranked #25 because of its Google rating and trade focus: 4.2★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #38, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Breeding Insulation Co Chattanooga Inc | 54 | 4.6★ (8) | In Chattanooga |
| 27 | Chattanooga Roofing Contractors | 54 | 5.0★ (27) | In Chattanooga |
| 28 | Spray Foam Concepts Chattanooga | 54 | 4.2★ (5) | 5 mi |
| 29 | Shelter Foam | 53 | 5.0★ (3) | In Chattanooga |
| 30 | 31-W Insulation | 53 | 4.1★ (33) | In Chattanooga |
| 31 | Tennessee Technicians | 53 | 5.0★ (93) | In Chattanooga |
| 32 | Insulation Commandos of Greater Chattanooga | 52 | 5.0★ (14) | 14 mi |
| 33 | Spray Foam Concepts | 52 | 4.4★ (7) | 8 mi |
| 34 | Spray Foam Insulation Systems | 51 | 4.9★ (8) | 12 mi |
| 35 | Burton Home Inspectors | 49 | 5.0★ (64) | 24 mi |
| 36 | SPI - Specialty Products and Insulation Inc. | 49 | 4.2★ (6) | In Chattanooga |
| 37 | Tri-Star Spray Foam Insulation | 48 | 5.0★ (5) | 22 mi |
| 38 | Therm-Con, LLC | 48 | 3.9★ (43) | In Chattanooga |
20 more insulation contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| AdvantaClean of Chattanooga | 4.9★ (39) | In Chattanooga |
| American Home Design | 5.0★ (91) | In Chattanooga |
| Baileys Heating & Air Service Co | 3.7★ (3) | In Chattanooga |
| Best Yet Drywall and Remodeling | 5.0★ (42) | In Chattanooga |
| Burell Built Roofing | 3.8★ (55) | In Chattanooga |
| Chattanooga Exteriors | 4.9★ (312) | In Chattanooga |
| Chattanooga Roofing and Gutter | 4.4★ (14) | In Chattanooga |
| Crawlspace Medic of Chattanooga | 5.0★ (257) | In Chattanooga |
| DFX Foundation & Waterproofing Experts | 5.0★ (154) | In Chattanooga |
| DrySafe | 5.0★ (6) | In Chattanooga |
| Halchak Remodeling Company LLC | 5.0★ (1) | In Chattanooga |
| HEP Plumbing | 4.9★ (499) | In Chattanooga |
| Legacy Builders Chatt LLC | 5.0★ (33) | In Chattanooga |
| Local Roofer - Chattanooga | 5.0★ (85) | In Chattanooga |
| Master Foundation and Crawl Space Repair | 4.6★ (39) | In Chattanooga |
| Norris & Son, Inc. Refractory Contractor | 4.5★ (30) | In Chattanooga |
| Sears Heating and Air Conditioning | 3.7★ (3) | In Chattanooga |
| Sentri Roofing | 4.9★ (438) | In Chattanooga |
| Up To Parr Construction | 5.0★ (2) | In Chattanooga |
| Window World of Chattanooga | 4.6★ (624) | In Chattanooga |
National price ranges in USD, not adjusted for Chattanooga. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
We scored 38 Chattanooga insulation contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Chattanooga data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |