67 water damage restoration companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in St. Thomas: London Steam Carpet, Upholstery & Air-Duct Cleaning, CR Score 66/100; 4.8★ from 882 Google reviews; open 24/7.
Best for emergencies (open 24/7): First General London/Middlesex, posts 24/7 hours; ranked #2 of 67.
Most-reviewed: London Plumbing, 332 Google reviews at 4.8★, the most of 67 ranked after London Steam Carpet, Upholstery & Air-Duct Cleaning; ranked #18.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
67 St. Thomas water damage restoration companies are ranked here by CR Score, from ten published factors. 26 are open 24/7, 45 open Saturdays and 39 open Sundays, based on posted hours. The median Google rating is 4.8★ across 67 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | London Steam Carpet, Upholstery & Air-Duct Cleaning | 66 | 4.8★ (882) | London, 18 km away | 24/7 | Overall |
| 2 | First General London/Middlesex | 61 | 4.7★ (113) | London, 18 km away | 24/7 | Emergencies |
| 3 | Pillar Restoration - Property Restoration Experts | 61 | 4.9★ (78) | Norfolk County, 22 km away | 24/7 | — |
| 4 | FIRST ONSITE Property Restoration | 61 | 4.6★ (96) | London, 18 km away | 24/7 | — |
| 5 | Restore, Renovate, Build (formerly Restoration 1 London) | 60 | 4.7★ (60) | London, 18 km away | 24/7 | — |
| 6 | Palmiye House Cleaning Services | 60 | 4.9★ (105) | London, 24 km away | Sat · Sun | — |
| 7 | ServiceMaster Tillsonburg | 60 | 4.8★ (91) | Norfolk County, 38 km away | 24/7 | — |
| 8 | Across Canada Restorations | 59 | 4.7★ (34) | London, 18 km away | 24/7 | — |
| 9 | Paul Davis London | 59 | 4.4★ (113) | London, 26 km away | 24/7 | — |
| 10 | PuroClean Restoration London | 59 | 4.8★ (24) | London, 18 km away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 in St. Thomas
Based in London, 18 km away
Ranked #1 because of its Google rating and review volume: 4.8★ from 882 Google reviews, the most in St. Thomas.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 113 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 22 km away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #4 because of its Google rating and trade focus: 4.6★ from 96 Google reviews, listed on Google as “Fire damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 60 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 24 km away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 105 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 38 km away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 91 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 34 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 26 km away
Ranked #9 because of its Google rating and trade focus: 4.4★ from 113 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 15 km away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #12 because of its Google rating and trade focus: 4.0★ from 92 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 12 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 21 km away
Ranked #14 because of its Google rating and review volume: 5.0★ from 143 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lambton Shores, 35 km away
Ranked #15 because of its Google rating and trade focus: 4.6★ from 38 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 28 km away
Ranked #16 because of its Google rating and trade focus: 4.5★ from 23 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 29 km away
Ranked #17 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 24 km away
Ranked #18 because of its Google rating and review volume: 4.8★ from 332 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 24 km away
Ranked #19 because of its Google rating and trade focus: 4.4★ from 19 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 9 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 26 km away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 24 km away
Ranked #22 because of its Google rating and trade focus: 4.4★ from 66 Google reviews, listed on Google as “Water damage restoration service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in London, 20 km away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 18 km away
Ranked #24 because of its Google rating and trade focus: 3.3★ from 38 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 27 km away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #39, in CR Score order; each links to its profile. We publish the top 39 of 67 ranked water damage restoration companies here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Active Environmental Safety | 55 | 4.3★ (6) | 30 km |
| 28 | On Side Restoration Services | 54 | 5.0★ (10) | 56 km |
| 33 | The Painting Plastering Specialist | 53 | 4.9★ (40) | 25 km |
| 39 | Tradecy Inc. | 52 | 4.8★ (24) | 22 km |
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 |
|---|---|---|---|---|---|
| Water damage restoration | CA$1,940 | CA$5,440 | CA$8,950 | Per job: typical range of customer-reported restorations. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 67 St. Thomas water damage restoration companies 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 St. Thomas 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 |