13 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Bluewater: RCC Waterproofing London, CR Score 56/100; 4.5★ from 20 Google reviews; open 24/7.
Best for emergencies (open 24/7): Basement Waterproofing Solutions, posts 24/7 hours; ranked #2 of 13.
Most-reviewed: ROYAL RESTORATION EPOXY FLOORS & CONCRETE RESURFACING, 143 Google reviews at 5.0★, the most of 13 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
13 Bluewater foundation repair companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 5 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.9★ across 13 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | RCC Waterproofing London | 56 | 4.5★ (20) | London, 62 km away | 24/7 | Overall |
| 2 | Basement Waterproofing Solutions | 56 | 5.0★ (6) | Lambton Shores, 48 km away | 24/7 | Emergencies |
| 3 | ROYAL RESTORATION EPOXY FLOORS & CONCRETE RESURFACING | 55 | 5.0★ (143) | London, 64 km away | Sat · Sun · Evenings | Most reviews |
| 4 | Jumbo Plumbing | 53 | 5.0★ (35) | London, 60 km away | 24/7 | — |
| 5 | Koala Insulation of London | 51 | 5.0★ (21) | London, 60 km away | 24/7 | — |
| 6 | Power Foundation Systems Ltd | 51 | 4.7★ (52) | Lambton Shores, 53 km away | — | — |
| 7 | AJN Waterproofing Inc | 51 | 4.7★ (3) | Stratford, 50 km away | — | — |
| 8 | R & D Development Group | 51 | 4.7★ (3) | Stratford, 50 km away | — | — |
| 9 | Goliath Roofing - Roof Installations and Skylights | 49 | 4.9★ (42) | Stratford, 52 km away | — | — |
| 10 | All Ontario Roofing & Custom Coatings | 48 | 5.0★ (3) | Bluewater | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.5★ from 20 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lambton Shores, 48 km away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 64 km away
Ranked #3 because of its Google rating and review volume: 5.0★ from 143 Google reviews, the most in Bluewater.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 60 km away
Ranked #4 because of its Google rating and review volume: 5.0★ from 35 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 60 km away
Ranked #5 because of its Google rating and review volume: 5.0★ from 21 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lambton Shores, 53 km away
Ranked #6 because of its Google rating and review volume: 4.7★ from 52 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stratford, 50 km away
Ranked #7 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Waterproofing service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Stratford, 50 km away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Waterproofing service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Stratford, 52 km away
Ranked #9 because of its Google rating and review volume: 4.9★ from 42 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bluewater
Ranked #10 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 62 km away
Ranked #11 because of its Google rating and review volume: 4.7★ from 34 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 60 km away
Ranked #12 because of its Google rating and trade focus: 3.1★ from 9 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 60 km away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
13 more foundation repair 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 |
|---|---|---|
| Bayfield Contracting | 4.3★ (4) | In Bluewater |
| Complete Junk Removal And Demolition | 4.9★ (57) | In Bluewater |
| Dahlia Contracting & Design Inc. | 5.0★ (6) | In Bluewater |
| Dpa Contracting Ltd | 5.0★ (2) | 62 km |
| Jackrabbit Renovations | 5.0★ (26) | In Bluewater |
| Maxx Contracting Brick Chimney Repairs Waterproofing | 5.0★ (1) | 46 km |
| Montgomery Renovations Inc | 5.0★ (6) | In Bluewater |
| Paul Davis Huron-Perth | 4.9★ (18) | In Bluewater |
| Perth Contracting | In Bluewater | |
| Postech Screw Piles Perth County | 5.0★ (1) | 42 km |
| Redemption Contracting | In Bluewater | |
| Stopleak Basement Waterproofing | 59 km | |
| That Repair Guy | In Bluewater |
US national ranges converted to CAD, not adjusted for Bluewater. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Foundation repair | CA$3,130 | CA$7,270 | CA$11,430 | Per project: typical range of customer-reported repairs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 13 Bluewater foundation repair 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 Bluewater 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 |