Top 50 of 55 water damage restoration companies, in emergency orderUpdated 0 paid placements in this rankingHow we rank
19 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.
#1 for emergency water damage restoration in Ottawa: SERVPRO of Ottawa, Vanier, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | SERVPRO of Ottawa, Vanier | 94 | 5.0★ (114) | Nepean, 10 km away | 24/7 |
| 2 | Mold Busters Gatineau | 92 | 5.0★ (41) | Ottawa | 24/7 |
| 3 | Action Restoration foundation repair | 92 | 4.9★ (181) | Ottawa | 24/7 |
| 4 | Ottawa Eco Pro | 90 | 4.5★ (21) | Ottawa | 24/7 |
| 5 | SOS Sinistres Gatineau - Sinistre - Moissisure - Amiante | 89 | 4.7★ (13) | Ottawa | 24/7 |
| 6 | FIRST ONSITE Property Restoration | 89 | 4.0★ (44) | Nepean, 6 km away | 24/7 |
| 7 | Ottawa Mold Removal-Orleans-Kanata | 88 | 5.0★ (8) | Ottawa | 24/7 |
| 8 | Première Générale Gatineau | 87 | 3.7★ (11) | Ottawa | 24/7 |
| 9 | Sinisco Outaouais | 87 | 4.3★ (6) | Ottawa | 24/7 |
| 10 | Mold Busters Carleton Place | 85 | 4.3★ (45) | Ancaster, 50 km away | 24/7 |
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.
Open 24/7 · 5.0 from 114 Google reviews
Open 24/7 · 5.0 from 41 Google reviews
#3Action Restoration foundation repair
Open 24/7 · 4.9 from 181 Google reviews
Open 24/7 · 4.5 from 21 Google reviews
#5SOS Sinistres Gatineau - Sinistre - Moissisure - Amiante
Open 24/7 · 4.7 from 13 Google reviews
#6FIRST ONSITE Property Restoration
Open 24/7 · 4.0 from 44 Google reviews
#7Ottawa Mold Removal-Orleans-Kanata
Open 24/7 · 5.0 from 8 Google reviews
Open 24/7 · 3.7 from 11 Google reviews
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 55 is on the water damage restoration companies page.
Ranked #1 because of its Google rating and availability: 5.0★ from 114 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #2 because of its Google rating and availability: 5.0★ from 41 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #3 because of its Google rating and availability: 4.9★ from 181 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #4 because of its Google rating and availability: 4.5★ from 21 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #5 because of its Google rating and availability: 4.7★ from 13 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Nepean, 6 km away
Ranked #6 because of its Google rating and availability: 4.0★ from 44 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #7 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #8 because of its Google rating and availability: 3.7★ from 11 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #9 because of its Google rating and availability: 4.3★ from 6 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ancaster, 50 km away
Ranked #10 because of its Google rating and availability: 4.3★ from 45 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Prince Edward, 20 km away
Ranked #11 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Nepean, 29 km away
Ranked #12 because of its Google rating and availability: 3.5★ from 31 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kitchener, 38 km away
Ranked #13 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Carleton Place, 46 km away
Ranked #14 because of its Google rating and availability: 4.1★ from 14 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Smiths Falls, 64 km away
Ranked #15 because of its Google rating and availability: 4.6★ from 11 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #16 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #17 because of its Google rating and availability: 4.4★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #18 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Brockville, 60 km away
Ranked #19 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #20 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Water damage restoration service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Ottawa
Ranked #21 because of its Google rating and trade focus: 4.7★ from 6 Google reviews, listed on Google as “Construction company”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Ottawa
Ranked #22 because of its Google rating and review volume: 3.8★ from 15 Google reviews, 15 Google reviews.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Ottawa
Ranked #23 because of its Google rating and trade focus: 4.6★ from 230 Google reviews, listed on Google as “Water damage restoration service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #24 because of its Google rating and trade focus: 4.8★ from 48 Google reviews, listed on Google as “Water damage restoration service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa
Ranked #25 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Building restoration service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 25% | Bayesian-adjusted Google star rating |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 |
| Review volume | 10% | log10(reviews + 1) against the list maximum |
| Recency | 10% | Share of reviews from the last 12 months |
| Availability | 20% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) |