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RestorationIndex

Best restoration companies in Oshawa

10 restoration and remediation companies are based in Oshawa, Durham, compiled July 2026.

Based in Oshawa, not limited to it. Why the area is where a company sits, not where it goes

Average Google rating 4.9 · most-listed service water damage restoration, 10 of the 10

Page last updated: By The RestorationIndex Desk

Who does the RestorationIndex Score put first in Oshawa?

Each card carries its score out of 100: reviews, what the company states on its own site, and its record. Placement cannot be bought.

How do restoration services compare across Oshawa?

Every figure below is counted from Oshawa's own listings (July 2026).

Water Damage Restoration
Listed here
10 companies
Avg rating
4.88
Open 24h
8 of 10
Top here
Caliber Response - Durham/GTA (5.0 from 12)
Mold Removal
Listed here
6 companies
Avg rating
4.85
Open 24h
5 of 6
Top here
Caliber Response - Durham/GTA (5.0 from 12)
Fire & Smoke Restoration
Listed here
2 companies
Avg rating
4.7
Open 24h
2 of 2
Top here
911 Water Damage Experts (4.8 from 38)
Mold Inspection & Testing
Listed here
1 company
Avg rating
5
Open 24h
0 of 1
Top here
Mold Assist of Oshawa (5.0 from 7)

Which nearby areas can I also compare?

Straight-line distance from the centre of Oshawa, nearest first.

Most of the work in Oshawa is water damage restoration. Before you hire, read the questions to ask a water damage restoration company and the water damage restoration cost guide.

Restoration in Oshawa: frequently asked questions

How many restoration companies are listed in Oshawa?

RestorationIndex's July 2026 dataset places 10 water damage and restoration companies in Oshawa at a mean 4.9 on Google, meaning Oshawa is the neighbourhood nearest each one's map pin. Most of them do water damage restoration: 10 of the 10.

Which companies in Oshawa answer around the clock?

8 of the 10 companies based in Oshawa publish hours that read open 24 hours on every day Google holds for them, and 2 keep set hours. 10 of the 10 have a phone number on the public record and 8 publish a website. Hours are each company's own Google posting, not a check we ran.

How much review history is behind Oshawa's listings?

The 10 companies in Oshawa carry 153 Google reviews between them, of which 60 sit on Walton Restoration alone. 6 of the 10 have enough reviews for a rating to be shown, and those ratings run from 4.6 to 5.0; the other 4 are listed without one.

Which kind of restoration work is rated best in Oshawa?

Water Damage Restoration companies in Oshawa average 4.9 across 5 rated businesses, the highest of the 4 kinds of work listed in Oshawa.

What kind of damage are you dealing with in Oshawa?

10 of the 10 companies in Oshawa do water damage restoration; each kind of work is its own list.

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