132 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Berkley: Ecotelligent Homes, CR Score 58/100; 5.0★ from 149 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Four Seasons Kanga Roof, posts 24/7 hours; ranked #4 of 132.
Most-reviewed: Victors Home Solutions, 4,633 Google reviews at 4.8★, the most of 132 ranked; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
132 Berkley insulation contractors are ranked here by CR Score, from ten published factors. 13 are open 24/7, 81 open Saturdays and 40 open Sundays, based on posted hours. The median Google rating is 4.8★ across 132 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Ecotelligent Homes | 58 | 5.0★ (149) | Farmington Hills, 13 mi away | Sat · Sun · Evenings | Overall |
| 2 | Emperor Insulation | 57 | 5.0★ (66) | Amherstburg, 10 mi away | Sat · Sun · Evenings | — |
| 3 | Premier Roofing | 57 | 4.6★ (186) | Fraser, 13 mi away | Sat · Sun · Evenings | — |
| 4 | Four Seasons Kanga Roof | 56 | 4.8★ (953) | Roseville, 12 mi away | 24/7 | Emergencies |
| 5 | Severson Co | 56 | 5.0★ (63) | Auburn Hills, 17 mi away | Sat · Sun | — |
| 6 | Koala Insulation of East Metro Detroit | 56 | 4.7★ (101) | Oak Park, 1 mi away | — | — |
| 7 | Reliable | 55 | 5.0★ (62) | Farmington Hills, 12 mi away | Sat | — |
| 8 | The SprayFoam Doctor | 55 | 5.0★ (59) | Auburn Hills, 11 mi away | Sat | — |
| 9 | Elite Spray Foam Insulation Warren | 55 | 4.9★ (61) | Warren, 11 mi away | Sat · Evenings | — |
| 10 | Metropolitan Windows & Improvements, Inc. | 55 | 5.0★ (109) | Dearborn, 16 mi away | Sat | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 149 Google reviews, listed on Google as “Insulation contractor”.
Based in Amherstburg, 10 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Insulation contractor”.
Based in Fraser, 13 mi away
Ranked #3 because of its Google rating and trade focus: 4.6★ from 186 Google reviews, listed on Google as “Insulation contractor”.
Based in Roseville, 12 mi away
Ranked #4 because of its Google rating and review volume: 4.8★ from 953 Google reviews.
Based in Auburn Hills, 17 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Insulation contractor”.
Based in Oak Park, 1 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 101 Google reviews, listed on Google as “Insulation contractor”.
Based in Farmington Hills, 12 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “Insulation contractor”.
Based in Auburn Hills, 11 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 59 Google reviews, listed on Google as “Insulation contractor”.
Based in Warren, 11 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “Insulation contractor”.
Based in Dearborn, 16 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 109 Google reviews, listed on Google as “Insulation contractor”.
Based in Warren, 11 mi away
Ranked #11 because of its Google rating and review volume: 4.9★ from 307 Google reviews.
Based in Detroit, 8 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 34 Google reviews, listed on Google as “Insulation contractor”.
Based in Detroit, 13 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 60 Google reviews, listed on Google as “Insulation contractor”.
Based in Milford, 22 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 85 Google reviews, listed on Google as “Insulation contractor”.
Based in Amherstburg, 3 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based in Royal Oak, 3 mi away
Ranked #16 because of its Google rating and trade focus: 3.5★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based in Auburn Hills, 12 mi away
Ranked #17 because of its Google rating and trade focus: 4.5★ from 613 Google reviews, listed on Google as “Insulation contractor”.
Based in Windsor, 16 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based in Saint Clair Shores, 4 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based in Ferndale, 5 mi away
Ranked #20 because of its Google rating and review volume: 4.8★ from 93 Google reviews.
Based in Amherstburg, 22 mi away
Ranked #21 because of its Google rating and review volume: 4.8★ from 4,633 Google reviews, the most in Berkley.
Based in Auburn Hills, 16 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 336 Google reviews.
Based in Auburn Hills, 16 mi away
Ranked #23 because of its Google rating and review volume: 5.0★ from 240 Google reviews.
Based in Clinton Township, 20 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based in Amherstburg, 9 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Insulation contractor”.
National price ranges in USD, not adjusted for Berkley. 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 132 Berkley 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 Berkley 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 |