51 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Kentwood: Koala Insulation of Grand Rapids, CR Score 85/100; 4.9★ from 252 Google reviews; open Saturdays until 12 PM.
Best for emergencies (open 24/7): Above Roofing, posts 24/7 hours; ranked #2 of 51.
Most-reviewed: WMGB Home Improvement (Formerly West Michigan Glass Block), 1,406 Google reviews at 4.9★, the most of 51 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
51 Kentwood insulation contractors are ranked here by CR Score, from 8 published factors. 6 are open 24/7, 18 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.8★ across 51 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Koala Insulation of Grand Rapids | 85 | 4.9★ (252) | Wyoming, 5 mi away | Sat | Overall |
| 2 | Above Roofing | 84 | 4.8★ (507) | Allendale, 9 mi away | 24/7 | Emergencies |
| 3 | Above Roofing | 83 | 4.8★ (172) | Grand Rapids, 8 mi away | 24/7 | — |
| 4 | Avalon Roofing and Exteriors | 82 | 4.2★ (677) | Grand Rapids, 1 mi away | 24/7 | — |
| 5 | Prime Spray Foam Insulation | 82 | 4.9★ (30) | Grand Rapids, 2 mi away | Sat · Evenings | — |
| 6 | Above Roofing | 79 | 5.0★ (102) | Holland, 23 mi away | 24/7 | — |
| 7 | WeatherGard | 79 | 4.7★ (523) | Kentwood | Sat | — |
| 8 | Gutter Helmet Of Michigan and Illinois | 78 | 4.9★ (168) | Wyoming, 2 mi away | Sat · Evenings | — |
| 9 | WMGB Home Improvement (Formerly West Michigan Glass Block) | 77 | 4.9★ (1,406) | Wyoming, 5 mi away | — | Most reviews |
| 10 | Whitson Insulation Company of Grand Rapids, Inc | 77 | 4.8★ (24) | Kentwood | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 252 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Allendale, 9 mi away
Ranked #2 because of its Google rating and availability: 4.8★ from 507 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 8 mi away
Ranked #3 because of its Google rating and availability: 4.8★ from 172 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 1 mi away
Ranked #4 because of its Google rating and availability: 4.2★ from 677 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 2 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Holland, 23 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 102 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kentwood
Ranked #7 because of its Google rating and review volume: 4.7★ from 523 Google reviews, 523 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Wyoming, 2 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 168 Google reviews, 168 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Wyoming, 5 mi away
Ranked #9 because of its Google rating and review volume: 4.9★ from 1,406 Google reviews, the most Google reviews on this list (1,406).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kentwood
Ranked #10 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Allendale, 17 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Holland, 18 mi away
Ranked #12 because of its Google rating and trade focus: 4.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 11 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 120 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 2 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville, 25 mi away
Ranked #15 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Allendale, 12 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Byron Center, 4 mi away
Ranked #17 because of its Google rating and review volume: 5.0★ from 46 Google reviews, 46 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 2 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 4 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 11 mi away
Ranked #20 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Grand Rapids, 11 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grand Rapids, 3 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Allendale, 24 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Allendale, 17 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Jenison, 10 mi away
Ranked #25 because of its Google rating and trade focus: 4.3★ from 47 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 51 ranked insulation contractors here; the rest are on their profiles.
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 |
|---|---|---|
| Accurate Insulation | 1.0★ (2) | 6 mi |
| Advanced Technology | 5.0★ (1) | 8 mi |
| Advanced Technology | 2 mi | |
| Ayers Basement Systems | 4.7★ (397) | In Kentwood |
| Batenburg Insulation Co | 5.0★ (1) | 12 mi |
| Bondy Insulation - Grand Rapids, MI | 2 mi | |
| Bower Haus | 4 mi | |
| Bp Insulation | 2 mi | |
| Erie Home | 4.5★ (732) | In Kentwood |
| Grand Eagle Insulation Inc | 5.0★ (2) | 11 mi |
| Grand Rapids Gutters Company | 5.0★ (1) | 12 mi |
| Kent Home Services | 4.7★ (335) | In Kentwood |
| MAG Insulation | 4 mi | |
| MK Insulating | In Kentwood | |
| MK Insulating | 5 mi | |
| Pelak Insulation Solutions & Painting LLC | 5.0★ (2) | 14 mi |
| Precision Spray Foam Insulation | 1 mi | |
| Renewal by Andersen of Greater Michigan | 4.9★ (3,108) | In Kentwood |
| Szudera Insulation Co Inc | 6 mi | |
| Window World of West Michigan | 4.8★ (662) | In Kentwood |
National price ranges in USD, not adjusted for Kentwood. 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 51 Kentwood 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 Kentwood 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 |