19 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Sevierville: One Way Air, CR Score 60/100; 5.0★ from 216 Google reviews; open 24/7.
Best for emergencies (open 24/7): Southern Industries Home Improvements, posts 24/7 hours; ranked #7 of 19.
Most-reviewed: AFS Foundation & Waterproofing Specialists, 973 Google reviews at 4.9★, the most of 19 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
19 Sevierville insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 7 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 19 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | One Way Air | 60 | 5.0★ (216) | Sevierville | 24/7 | Overall |
| 2 | Cardwell Insulation | 57 | 4.2★ (6) | Sevierville | Sat · Sun · Evenings | — |
| 3 | AFS Foundation & Waterproofing Specialists | 56 | 4.9★ (973) | Knoxville, 16 mi away | Sat · Sun · Evenings | Most reviews |
| 4 | Superior Spray Foam Systems | 54 | 4.9★ (92) | Alcoa, 24 mi away | Sat | — |
| 5 | Petty Asphalt Maintenance | 54 | 5.0★ (26) | Knoxville, 9 mi away | — | — |
| 6 | Alpha | 54 | 5.0★ (38) | Knoxville, 23 mi away | Sat · Evenings | — |
| 7 | Southern Industries Home Improvements | 53 | 4.6★ (430) | Knoxville, 21 mi away | 24/7 | Emergencies |
| 8 | NexGen Insulation | 53 | 4.9★ (30) | Jefferson City, 13 mi away | — | — |
| 9 | Caliber Insulation Services | 53 | 4.9★ (20) | Knoxville, 21 mi away | Sat · Evenings | — |
| 10 | Extreme Spray Foam of Knoxville | 50 | 5.0★ (16) | Farragut, 23 mi away | — | — |
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 review volume: 5.0★ from 216 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sevierville
Ranked #2 because of its Google rating and trade focus: 4.2★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 16 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 973 Google reviews, the most in Sevierville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alcoa, 24 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 92 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 9 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 23 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 21 mi away
Ranked #7 because of its Google rating and review volume: 4.6★ from 430 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Jefferson City, 13 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 21 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farragut, 23 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 16 mi away
Ranked #11 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 Knoxville, 21 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ 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 Knoxville, 16 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 24 mi away
Ranked #14 because of its Google rating and review volume: 4.9★ from 377 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Jonesborough, 23 mi away
Ranked #15 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 Knoxville, 20 mi away
Ranked #16 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Seymour, 12 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 37 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alcoa, 23 mi away
Ranked #18 because of its Google rating and trade focus: 3.4★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 23 mi away
Ranked #19 because of its Google rating and trade focus: 2.8★ from 10 Google reviews, listed on Google as “Painter”.
Based on 8 of 10 factors; credentials and recency not yet collected.
10 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 |
|---|---|---|
| Accu-Coat Knoxville | 15 mi | |
| Alvarado Roofing & Construction | 4.9★ (100) | In Sevierville |
| Blue Ridge Home Improvement | In Sevierville | |
| Breeding Insulation | 3.5★ (2) | 23 mi |
| Crawlspace Fitness | 5.0★ (57) | In Sevierville |
| Davis Brothers Roofing and Sheet Metal Fabricators Inc. | 5.0★ (2) | In Sevierville |
| Industrial Products Co. | 1.0★ (1) | 21 mi |
| MNM Drywall Inc | 1.0★ (1) | 21 mi |
| Waddell Insulation & Window Co | 3.0★ (2) | 23 mi |
| Zipfoam | 3.0★ (2) | 5 mi |
National price ranges in USD, not adjusted for Sevierville. 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 19 Sevierville 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 Sevierville 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 |