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Emergency Water Damage Restoration Companies in Oshawa, ON (2026)

Top 50 of 327 water damage restoration companies, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 water damage restoration companies on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Shut off the water source and the power to wet rooms if it is safe to reach the panel. Photograph damage for your insurer.

The short answer

  1. 1

    #1 for emergency water damage restoration in Oshawa: Paul Davis Durham East & West, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency water damage restoration companies in Oshawa at a glance

Top emergency water damage restoration companies in Oshawa at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Paul Davis Durham East & West634.8★ (252)Ajax, 17 km away24/7
2Wrench it up plumbing634.8★ (112)Ajax, 4 km away24/7
3Walton Restoration624.6★ (58)Oshawa24/7
4911 Water Damage Experts624.8★ (38)Oshawa24/7
5PuroClean Restoration Durham614.6★ (29)Oshawa24/7
6PuroClean Restoration York Durham North615.0★ (132)East Gwillimbury, 35 km away24/7
7Restoration Mate615.0★ (150)Scarborough, 37 km away24/7
82601422 Ontario Inc615.0★ (60)Pickering, 19 km away24/7
9PuroClean Markham/Scarborough605.0★ (126)Markham, 42 km away24/7
10Paul Davis Toronto604.8★ (436)North York, 59 km away24/7

Call an emergency water damage restoration company in Oshawa now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency water damage restoration companies in Oshawa, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 327 is on the water damage restoration companies page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Wrench it up plumbing

    Based in Ajax, 4 km away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 112 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.8★ from 112 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    661 Townline Rd N, Courtice, ON L1E 2J4
    View profile for Wrench it up plumbing(226) 484-0132

  3. #3 Walton Restoration

    Based in Oshawa

    62/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.6★ from 58 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.6★ from 58 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1103 Wentworth St W #1, Oshawa, ON L1J 8P7
    View profile for Walton Restoration(905) 725-5666

  7. #7 Restoration Mate

    Based in Scarborough, 37 km away

    61/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Water damage restoration service”.

    • 5.0★ from 150 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2360 Midland Ave Unit 6, Scarborough, ON M1S 4A9
    View profile for Restoration Mate(647) 277-1178

  8. #8 2601422 Ontario Inc

    Based in Pickering, 19 km away

    61/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Water damage restoration service”.

    • 5.0★ from 60 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1630 Bayly St, Pickering, ON L1W 3N2
    View profile for 2601422 Ontario Inc(289) 460-5124

  10. #10 Paul Davis Toronto

    Based in North York, 59 km away

    60/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.8★ from 436 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.8★ from 436 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    108 Milvan Dr, North York, ON M9L 1Z6
    View profile for Paul Davis Toronto(905) 856-5737

  12. #12 ONT Restoration

    Based in Ajax, 8 km away

    60/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Water damage restoration service”.

    • 5.0★ from 17 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1620 Charles St, Whitby, ON L1N 1B9
    View profile for ONT Restoration(416) 819-5000

  19. #19 Xtreme Controls

    Based in Toronto, 41 km away

    59/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.9★ from 70 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1985 Victoria Park Ave #10, Toronto, ON M1R 0C9
    View profile for Xtreme Controls

  21. #21 Restoration Canada

    Based in Brampton, 43 km away

    59/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.7★ from 70 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.7★ from 70 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4 Gormley Industrial Ave, Gormley, ON L0H 1G0
    View profile for Restoration Canada(416) 639-1722

  25. #25 Oncall Restoration

    Based in Scarborough, 34 km away

    58/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Water damage restoration service”.

    • 5.0★ from 28 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    80A Nashdene Rd #10D, Scarborough, ON M1V 5E4
    View profile for Oncall Restoration(416) 836-5253

Top 50 of 327 water damage restoration companies by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

water damage restoration companies in Oshawa, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26FIRST ONSITE Property Restoration584.6★ (71)43 km
27Ultimate Mold Crew - Mold Removal Toronto585.0★ (66)51 km
28Mold Assist of Markham, ON585.0★ (29)36 km
29Canada's Restoration Services584.8★ (96)55 km
30Flood Services - Flooded Basement & Water Damage Restoration585.0★ (85)58 km
31Lemarg Restoration584.9★ (84)56 km
325 Star Cleaning - Water Remediation585.0★ (46)47 km
33CD Flood & Sewer Water Damage Cleanup585.0★ (388)50 km
34CPR24 Restoration584.9★ (63)52 km
35On Side Restoration Services583.0★ (8)6 km
36Prime Restoration Ltd.584.8★ (23)33 km
375 Star Cleaning - Water Damage Restoration584.5★ (52)44 km
38WINMAR Property Restoration Specialists - Newmarket584.8★ (51)49 km
39Resolve Restoration575.0★ (28)44 km
40Mold Assist of Toronto575.0★ (34)47 km
41FIRST ONSITE Property Restoration574.5★ (8)20 km
42PuroClean Restoration Toronto East574.6★ (23)37 km
43The Restorators - Toronto574.6★ (55)51 km
44ONT Restoration574.8★ (22)40 km
45Pro Max Restoration575.0★ (24)44 km
46Safesite Restoration | 24-Hour Emergency Flood/Water Remediation Services575.0★ (15)35 km
47A & E Environmental, Inc.574.9★ (28)47 km
48BELFOR Property Restoration573.8★ (54)37 km
49Rainbow International of Toronto574.2★ (29)37 km
50Mold removal - AP services The Mold Company575.0★ (50)60 km

How we ranked emergency water damage restoration companies in Oshawa

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 water damage restoration companies are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency water damage restoration companies in Oshawa: questions

Which water damage restoration companies in Oshawa are open 24/7?

25 on this list post 24/7 hours, including Paul Davis Durham East & West, Wrench it up plumbing, Walton Restoration, 911 Water Damage Experts and PuroClean Restoration Durham.

Who is ranked #1 for emergency water damage restoration in Oshawa, ON?

Paul Davis Durham East & West is #1, with a CR Score of 63 out of 100 on emergency weights.

How are emergency water damage restoration companies in Oshawa ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 water damage restoration companies are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the water damage restoration company arrives?

Shut off the water source and the power to wet rooms if it is safe to reach the panel. Photograph damage for your insurer.

How many emergency water damage restoration companies here list a phone number?

24 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Oshawa

  1. October 2026: CR Scores recalculated for 327 water damage restoration companies serving Oshawa.

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