9 drywall contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in St. Thomas: Platinum Drywall Taping and Finishing, CR Score 83/100; 4.9★ from 34 Google reviews; open Saturdays until 11 PM.
Most-reviewed: K-W Drywall Services Ltd., 11 Google reviews at 3.2★, the most of 9 ranked after Platinum Drywall Taping and Finishing; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
9 St. Thomas drywall contractors are ranked here by CR Score, from 8 published factors. 5 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 5.0★ across 9 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Platinum Drywall Taping and Finishing | 83 | 4.9★ (34) | London, 3 km away | Sat · Evenings | Overall |
| 2 | KGM Cleaning and Painting Services | 77 | 5.0★ (6) | St. Thomas | Sat · Sun | — |
| 3 | Prime Drywall Solutions | 76 | 5.0★ (7) | St. Thomas | Sat | — |
| 4 | Mikes drywall and painting | 75 | 5.0★ (9) | London, 24 km away | Sat · Sun | — |
| 5 | St Thomas Custom Drywall | 69 | 3.7★ (3) | St. Thomas | — | — |
| 6 | Cro-Can Drywall Ltd | 69 | 5.0★ (4) | London, 23 km away | — | — |
| 7 | R&T Pro Drywall | 68 | 5.0★ (6) | London, 24 km away | Sat | — |
| 8 | K-W Drywall Services Ltd. | 66 | 3.2★ (11) | London, 21 km away | — | Most reviews |
| 9 | PILLAR DRYWALL | 64 | 5.0★ (3) | London, 21 km away | — | — |
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 review volume: 4.9★ from 34 Google reviews, the most Google reviews on this list (34).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in St. Thomas
Ranked #2 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in St. Thomas
Ranked #3 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Construction company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in London, 24 km away
Ranked #4 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in St. Thomas
Ranked #5 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Dry wall contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in London, 23 km away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Dry wall contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in London, 24 km away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Dry wall contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in London, 21 km away
Ranked #8 because of its Google rating and trade focus: 3.2★ from 11 Google reviews, listed on Google as “Dry wall contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in London, 21 km away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Dry wall contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
US national ranges converted to CAD, not adjusted for St. Thomas. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Drywall repair | CA$420 | CA$860 | CA$1,310 | Per repair: typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 9 St. Thomas drywall 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 St. Thomas 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 |