26 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Swansea: Goley, Inc., CR Score 57/100; 4.9★ from 240 Google reviews.
Best for emergencies (open 24/7): Bug Out, posts 24/7 hours; ranked #7 of 26.
Most-reviewed: Energy Stars Heating & Cooling Co, 1,175 Google reviews at 4.9★, the most of 26 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
26 Swansea insulation contractors are ranked here by CR Score, from ten published factors. 4 are open 24/7, 9 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.8★ across 26 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Goley, Inc. | 57 | 4.9★ (240) | Columbia, 12 mi away | — | Overall |
| 2 | Koala Insulation of St. Louis | 57 | 4.9★ (430) | St. Louis, 19 mi away | — | — |
| 3 | Brady Pest Solutions | 56 | 4.8★ (36) | Collinsville, 10 mi away | Sat | — |
| 4 | Energy Stars Heating & Cooling Co | 55 | 4.9★ (1,175) | East Saint Louis, 14 mi away | Sat | Most reviews |
| 5 | Gateway RetroFoam LLC | 55 | 4.9★ (86) | Warrenton, 23 mi away | — | — |
| 6 | Rebel, Inc. | 54 | 4.1★ (28) | Belleville, 2 mi away | — | — |
| 7 | Bug Out | 54 | 4.9★ (87) | St. Louis, 14 mi away | 24/7 | Emergencies |
| 8 | St. Louis Insulation of Metro East Illinois | 52 | 4.8★ (24) | Troy, 15 mi away | — | — |
| 9 | R.A.N. Plaster & Drywall Repair | 52 | 5.0★ (7) | Waterloo, 8 mi away | — | — |
| 10 | Foundation Recovery Systems Downtown St. Louis | 52 | 4.9★ (72) | St. Louis, 13 mi away | 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 240 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 19 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 430 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Collinsville, 10 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Saint Louis, 14 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 1,175 Google reviews, the most in Swansea.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Warrenton, 23 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 86 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Belleville, 2 mi away
Ranked #6 because of its Google rating and trade focus: 4.1★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 14 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 87 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Troy, 15 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterloo, 8 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 13 mi away
Ranked #10 because of its Google rating and review volume: 4.9★ from 72 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Berkeley, 25 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryville, 14 mi away
Ranked #12 because of its Google rating and review volume: 4.6★ from 38 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 18 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Affton, 24 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 22 mi away
Ranked #15 because of its Google rating and review volume: 4.7★ from 34 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Alton, 25 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 18 mi away
Ranked #17 because of its Google rating and trade focus: 3.9★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 16 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 24 mi away
Ranked #19 because of its Google rating and trade focus: 3.9★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 18 mi away
Ranked #20 because of its Google rating and review volume: 4.8★ from 131 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 22 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 21 mi away
Ranked #22 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Saint Louis, 12 mi away
Ranked #23 because of its Google rating and trade focus: 3.9★ from 10 Google reviews, listed on Google as “Painter”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 14 mi away
Ranked #24 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Saint Louis, 25 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Dry wall 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 #26, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Clayton Restoration Company | 41 | 2.3★ (3) | 20 mi |
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 |
|---|---|---|
| Acme Fire Proofing & Installation | 5.0★ (1) | 10 mi |
| Bay Insulation of Missouri Inc | 5.0★ (1) | 17 mi |
| Buckley Insulation | 5.0★ (2) | 23 mi |
| Budrovich Mechanical Insulation | 18 mi | |
| D&L Painting and Drywall | 2.0★ (1) | 22 mi |
| Gonz Insulation | 5.0★ (2) | 25 mi |
| Green Tech Solution LLC | 17 mi | |
| Greenmark Home Performance, LLC | 1.0★ (1) | 4 mi |
| Grizealy Home Remodeling | 17 mi | |
| Insulation Masters Inc | 14 mi | |
| Insulation Masters, Inc. | 16 mi | |
| ISS Insulation Services & Solutions | 15 mi | |
| J Anderson | 5 mi | |
| KB Insulation and Drywall, LLC | 16 mi | |
| M.I.S Insulation | 16 mi | |
| Manchesters Insulation Solutions | 19 mi | |
| Sidney Insulation Inc | 5.0★ (1) | 17 mi |
| St. Louis Insulation Pros | 14 mi | |
| United Mechanical Insulation | 19 mi | |
| Utility Service & Maintenance | 23 mi |
National price ranges in USD, not adjusted for Swansea. 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 26 Swansea 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 Swansea 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 |