7 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Chatham: Cutting Edge Services, CR Score 82/100; 4.9★ from 22 Google reviews; open Saturdays until 5 PM.
Most-reviewed: Advanced Basement Systems, 510 Google reviews at 4.9★, the most of 7 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
7 Chatham insulation contractors are ranked here by CR Score, from 8 published factors. 3 open Saturdays, based on posted hours. The median Google rating is 4.8★ across 7 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Cutting Edge Services | 82 | 4.9★ (22) | Chatham | Sat · Evenings | Overall |
| 2 | Eco Insulation | 81 | 4.8★ (106) | Chatham | — | — |
| 3 | Advanced Basement Systems | 79 | 4.9★ (510) | Chatham | — | Most reviews |
| 4 | Efoam Insulation Inc | 72 | 3.7★ (6) | Essex, 27 km away | Sat | — |
| 5 | Top Quality Insulation Inc. | 72 | 5.0★ (9) | Amherstburg, 27 km away | — | — |
| 6 | Peak Insulation | 72 | 3.7★ (3) | Essex, 29 km away | Sat | — |
| 7 | Sealed | 67 | 3.1★ (43) | Hoboken, 33 km away | — | — |
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 trade focus: 4.9★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based in Chatham
Ranked #2 because of its Google rating and trade focus: 4.8★ from 106 Google reviews, listed on Google as “Insulation contractor”.
Based in Chatham
Ranked #3 because of its Google rating and review volume: 4.9★ from 510 Google reviews, the most Google reviews on this list (510).
Based in Essex, 27 km away
Ranked #4 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in Amherstburg, 27 km away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based in Essex, 29 km away
Ranked #6 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Hoboken, 33 km away
Ranked #7 because of its Google rating and trade focus: 3.1★ from 43 Google reviews, listed on Google as “Insulation contractor”.
US national ranges converted to CAD, not adjusted for Chatham. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | CA$2,390 | CA$2,950 | CA$3,510 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 7 Chatham 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 Chatham 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 |