35 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Peterborough: Liftlock Waterproofing, CR Score 62/100; 4.7★ from 31 Google reviews; open 24/7.
Best for emergencies (open 24/7): Guardian Plumbing and Drain, posts 24/7 hours; ranked #4 of 35.
Most-reviewed: Guardian Plumbing and Drain, 627 Google reviews at 4.8★, the most of 35 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
35 Peterborough foundation repair companies are ranked here by CR Score, from ten published factors. 14 are open 24/7, 27 open Saturdays and 20 open Sundays, based on posted hours. The median Google rating is 5.0★ across 35 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Liftlock Waterproofing | 62 | 4.7★ (31) | Peterborough | 24/7 | Overall |
| 2 | Russell & Sons Waterproofing | 59 | 4.6★ (25) | Peterborough | Sat · Sun · Evenings | — |
| 3 | Aquaphobia Foundation Repair & Crack Injections | 58 | 5.0★ (102) | Cobourg, 51 km away | Sat · Sun · Evenings | — |
| 4 | Guardian Plumbing and Drain | 58 | 4.8★ (627) | Cobourg, 39 km away | 24/7 | Emergencies, Most reviews |
| 5 | Durham Backhoe Basement Waterproofing | 57 | 5.0★ (67) | Oshawa, 51 km away | Sat · Sun · Evenings | — |
| 6 | Above and Beyond Waterproofing and Yardworks Inc | 57 | 5.0★ (7) | Peterborough | — | — |
| 7 | ACCL Basement Wateproofing | 56 | 5.0★ (29) | Ajax, 60 km away | 24/7 | — |
| 8 | All Wrapped Up Waterproofing | 56 | 4.8★ (20) | Peterborough | Evenings | — |
| 9 | Call the Plumbing Doctor Inc. & Call the Foundation Doctor Inc. | 55 | 4.8★ (182) | Oshawa, 62 km away | 24/7 | — |
| 10 | Jetflo Drain & Waterproofing | 55 | 4.9★ (70) | Ajax, 56 km away | 24/7 | — |
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: 4.7★ from 31 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peterborough
Ranked #2 because of its Google rating and trade focus: 4.6★ from 25 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 51 km away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “Foundation”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 39 km away
Ranked #4 because of its Google rating and review volume: 4.8★ from 627 Google reviews, the most in Peterborough.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa, 51 km away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peterborough
Ranked #6 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Waterproofing service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ajax, 60 km away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peterborough
Ranked #8 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa, 62 km away
Ranked #9 because of its Google rating and review volume: 4.8★ from 182 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 56 km away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Drainage service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Quinte West, 59 km away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 26 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bracebridge, 60 km away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa, 43 km away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peterborough
Ranked #14 because of its Google rating and review volume: 5.0★ from 27 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa, 61 km away
Ranked #15 because of its Google rating and trade focus: 4.5★ from 15 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peterborough
Ranked #16 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 58 km away
Ranked #17 because of its Google rating and review volume: 4.8★ from 112 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 19 km away
Ranked #18 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa, 64 km away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 40 km away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Foundation”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa, 58 km away
Ranked #21 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 Gravenhurst, 50 km away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belleville, 57 km away
Ranked #23 because of its Google rating and trade focus: 4.6★ from 39 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Port Hope, 28 km away
Ranked #24 because of its Google rating and availability: 4.6★ from 10 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 57 km away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #35, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Dig Tech Infrastructure | 49 | 5.0★ (5) | 36 km |
| 27 | Moffatt Bros. Roofing Ltd. | 48 | 4.6★ (104) | 37 km |
| 28 | Stoney Woods Landscaping | 48 | 5.0★ (48) | 58 km |
| 29 | Wilworks Renovations LTD | 48 | 5.0★ (28) | 51 km |
| 30 | Aquaproof Foundation Waterproofing | 48 | 3.0★ (5) | 52 km |
| 31 | Independent Contracting | 48 | 4.0★ (4) | 51 km |
| 32 | Randall Plumbing | 47 | 2.7★ (21) | 39 km |
| 33 | Mosart Construction Inc | 47 | 5.0★ (24) | 54 km |
| 34 | Hutchuk's Construction | 46 | 5.0★ (20) | 64 km |
| 35 | Do-iron Construction | 44 | 5.0★ (5) | 51 km |
20 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 |
|---|---|---|
| Alcrete | 5.0★ (1) | In Peterborough |
| Beavermead Construction (1991) Limited | 5.0★ (1) | In Peterborough |
| Bouchard Masonry | 5.0★ (5) | In Peterborough |
| Bridgwood Home Improvements Inc. | 5.0★ (1) | In Peterborough |
| Bros Co | 5.0★ (1) | In Peterborough |
| Donerite Solutions Waterproofing | 5.0★ (1) | In Peterborough |
| Eastern Restoration PTBO Ltd. | 4.8★ (8) | In Peterborough |
| JCA Construction | 5.0★ (1) | In Peterborough |
| KB Contracting | 5.0★ (3) | In Peterborough |
| Landcor Excavating | 5.0★ (31) | In Peterborough |
| Mallard Heating & Air | 5.0★ (26) | In Peterborough |
| Orgill Construction | 4.1★ (27) | In Peterborough |
| Peterborough Masonry Repair Inc | 5.0★ (42) | In Peterborough |
| Scottie The Handyman | 5.0★ (30) | In Peterborough |
| Sherren Masonry | 5.0★ (3) | In Peterborough |
| Solid Form Contracting | 5.0★ (12) | In Peterborough |
| Spence Canadian Concrete | 5.0★ (30) | In Peterborough |
| TerraTrax Building Solutions | 5.0★ (1) | In Peterborough |
| Touchstone Carpentry Inc. | 5.0★ (3) | In Peterborough |
| Weekes Maintenance | 5.0★ (2) | In Peterborough |
US national ranges converted to CAD, not adjusted for Peterborough. 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 35 Peterborough 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 Peterborough 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 |