14 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Gaffney: The CrawlSpace King, CR Score 92/100; 5.0★ from 251 Google reviews; open 24/7.
Best for emergencies (open 24/7): Carolina Foundation Solutions, posts 24/7 hours; ranked #4 of 14.
Most-reviewed: JME Solutions LLC : Exterior work, Gutters, Siding, Gutter Cleaning & Insulation Company, 219 Google reviews at 5.0★, the most of 14 ranked after The CrawlSpace King; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
14 Gaffney insulation contractors are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 5 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.9★ across 14 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | The CrawlSpace King | 92 | 5.0★ (251) | Shelby, 20 mi away | 24/7 | Overall |
| 2 | Greenville Spray Foam Insulation | 86 | 5.0★ (30) | Berea, 9 mi away | Sat · Sun | — |
| 3 | JME Solutions LLC : Exterior work, Gutters, Siding, Gutter Cleaning & Insulation Company | 82 | 5.0★ (219) | Monroe, 15 mi away | Sat | Most reviews |
| 4 | Carolina Foundation Solutions | 81 | 4.9★ (14) | Spartanburg, 7 mi away | 24/7 | Emergencies |
| 5 | South Carolina Spray Foam Insulation | 75 | 4.9★ (19) | Greer, 19 mi away | — | — |
| 6 | Foam Insulation Company | 74 | 4.7★ (14) | Spartanburg, 16 mi away | — | — |
| 7 | Bonham Insulating Company | 73 | 4.6★ (22) | Spartanburg, 21 mi away | — | — |
| 8 | Miller & Condrey HVAC/Refrigeration | 73 | 4.9★ (121) | Shelby, 16 mi away | — | — |
| 9 | Extreme Spray Foam of Spartanburg | 73 | 5.0★ (11) | Greer, 22 mi away | — | — |
| 10 | Palmetto Gutters & Insulation | 72 | 5.0★ (12) | Greer, 22 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and review volume: 5.0★ from 251 Google reviews, the most Google reviews on this list (251).
Based in Berea, 9 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based in Monroe, 15 mi away
Ranked #3 because of its Google rating and review volume: 5.0★ from 219 Google reviews, 219 Google reviews.
Based in Spartanburg, 7 mi away
Ranked #4 because of its Google rating and availability: 4.9★ from 14 Google reviews, open 24/7.
Based in Greer, 19 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 19 Google reviews, listed on Google as “Insulation contractor”.
Based in Spartanburg, 16 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based in Spartanburg, 21 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based in Shelby, 16 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 121 Google reviews, 121 Google reviews.
Based in Greer, 22 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based in Greer, 22 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Gutter cleaning service”.
Based in Shelby, 16 mi away
Ranked #11 because of its Google rating and trade focus: 3.7★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Greer, 18 mi away
Ranked #12 because of its Google rating and trade focus: 3.8★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based in Kings Mountain, 17 mi away
Ranked #13 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Asheville, 23 mi away
Ranked #14 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
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 |
|---|---|---|
| Anthem Insulation of Greenville | 20 mi | |
| Dean Hall Insulation LLC | 19 mi | |
| Insulate America | 16 mi | |
| Insulate America | 17 mi | |
| Koala Insulation of Spartanburg | 5.0★ (2) | 18 mi |
| Quality First Systems, Inc. | 5.0★ (2) | 19 mi |
| Quality Insulating Inc | 5.0★ (1) | 22 mi |
| Specialized Roofing & Insulation, Inc. | 5.0★ (1) | 18 mi |
| Total Comfort Installations (TCI) | In Gaffney | |
| Wood Insulating Co Inc | 5.0★ (1) | 18 mi |
National price ranges in USD, not adjusted for Gaffney. 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 14 Gaffney insulation contractors on 8 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. Unknown factors are left out of the score, 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 Gaffney data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |