327 water damage restoration companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Oshawa: Paul Davis Durham East & West, CR Score 63/100; 4.8★ from 252 Google reviews; open 24/7.
Best for emergencies (open 24/7): Wrench it up plumbing, posts 24/7 hours; ranked #2 of 327.
Most-reviewed: Groundworks, 1,412 Google reviews at 4.9★, the most of 327 ranked; ranked #42.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
327 Oshawa water damage restoration companies are ranked here by CR Score, from ten published factors. 169 are open 24/7, 263 open Saturdays and 212 open Sundays, based on posted hours. The median Google rating is 4.9★ across 327 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Paul Davis Durham East & West | 63 | 4.8★ (252) | Ajax, 17 km away | 24/7 | Overall |
| 2 | Wrench it up plumbing | 63 | 4.8★ (112) | Ajax, 4 km away | 24/7 | Emergencies |
| 3 | Steam Dry Canada | 62 | 4.9★ (624) | Scarborough, 33 km away | Sat · Sun | — |
| 4 | 911 Water Damage Experts | 61 | 4.8★ (38) | Oshawa | 24/7 | — |
| 5 | Walton Restoration | 61 | 4.6★ (58) | Oshawa | 24/7 | — |
| 6 | PuroClean Restoration York Durham North | 61 | 5.0★ (132) | East Gwillimbury, 35 km away | 24/7 | — |
| 7 | Restoration Mate | 61 | 5.0★ (150) | Scarborough, 37 km away | 24/7 | — |
| 8 | 2601422 Ontario Inc | 61 | 5.0★ (60) | Pickering, 19 km away | 24/7 | — |
| 9 | PuroClean Restoration Durham | 60 | 4.6★ (29) | Oshawa | 24/7 | — |
| 10 | PuroClean Markham/Scarborough | 60 | 5.0★ (126) | Markham, 42 km away | 24/7 | — |
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: 4.8★ from 252 Google reviews, listed on Google as “Building restoration service”.
Based in Ajax, 4 km away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 112 Google reviews, listed on Google as “Water damage restoration service”.
Based in Scarborough, 33 km away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 624 Google reviews, listed on Google as “Water damage restoration service”.
Based in Oshawa
Ranked #4 because of its Google rating and trade focus: 4.8★ from 38 Google reviews, listed on Google as “Water damage restoration service”.
Based in Oshawa
Ranked #5 because of its Google rating and trade focus: 4.6★ from 58 Google reviews, listed on Google as “Water damage restoration service”.
Based in East Gwillimbury, 35 km away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 132 Google reviews, listed on Google as “Water damage restoration service”.
Based in Scarborough, 37 km away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Water damage restoration service”.
Based in Pickering, 19 km away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Water damage restoration service”.
Based in Oshawa
Ranked #9 because of its Google rating and trade focus: 4.6★ from 29 Google reviews, listed on Google as “Water damage restoration service”.
Based in Markham, 42 km away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 126 Google reviews, listed on Google as “Water damage restoration service”.
Based in North York, 59 km away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 436 Google reviews, listed on Google as “Water damage restoration service”.
Based in Ajax, 8 km away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Water damage restoration service”.
Based in Oshawa
Ranked #13 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Water damage restoration service”.
Based in Scarborough, 34 km away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 108 Google reviews, listed on Google as “Water damage restoration service”.
Based in Ajax, 13 km away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 27 Google reviews, listed on Google as “Water damage restoration service”.
Based in Pickering, 19 km away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Water damage restoration service”.
Based in Richmond Hill, 43 km away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 74 Google reviews, listed on Google as “Water damage restoration service”.
Based in Markham, 39 km away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Water damage restoration service”.
Based in North York, 34 km away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Water damage restoration service”.
Based in Toronto, 41 km away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Water damage restoration service”.
Based in Ajax, 8 km away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Water damage restoration service”.
Based in Toronto, 61 km away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 131 Google reviews, listed on Google as “Water damage restoration service”.
Based in Etobicoke, 63 km away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 148 Google reviews, listed on Google as “Water damage restoration service”.
Based in Scarborough, 41 km away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Water damage restoration service”.
Based in Toronto, 51 km away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Water damage restoration service”.
#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 327 ranked water damage restoration companies here; the rest are on their profiles.
20 more water damage restoration companies within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| BELFOR Property Restoration | 3.8★ (54) | 37 km |
| Bill Clarke Plumbing & Heating | 4.5★ (74) | In Oshawa |
| Built wright | 4.7★ (23) | In Oshawa |
| Call the Plumbing Doctor Inc. & Call the Foundation Doctor Inc. | 4.8★ (182) | In Oshawa |
| CDP Plumbing of Oshawa | 5.0★ (112) | In Oshawa |
| DayJobs - Window Cleaning | 5.0★ (60) | In Oshawa |
| Dowling & Sons Windows and Doors | 4.8★ (22) | In Oshawa |
| Fice Multi Trade Inc. | 5.0★ (41) | In Oshawa |
| Henley Contracting Ltd. | 4.8★ (50) | In Oshawa |
| HVAC ZACK | 5.0★ (84) | In Oshawa |
| King Street Roofing | 4.3★ (42) | In Oshawa |
| Northern Carpet Services Inc. | 5.0★ (67) | In Oshawa |
| Paint4You | 4.7★ (29) | In Oshawa |
| PR Plumbing | 4.8★ (401) | In Oshawa |
| PuroClean Restoration Toronto East | 4.6★ (23) | 37 km |
| Rainbow International of Toronto | 4.2★ (29) | 37 km |
| Sentinel Heating & Cooling | 5.0★ (68) | In Oshawa |
| Simcoe HANDYMAN | 4.4★ (27) | In Oshawa |
| The Line Painting Company | 5.0★ (28) | In Oshawa |
| The Restorators - Toronto | 4.6★ (55) | 51 km |
US national ranges converted to CAD, not adjusted for Oshawa. 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 327 Oshawa 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 Oshawa 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 |