115 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Kitchener: S & Sons Waterproofing, CR Score 63/100; 4.8★ from 49 Google reviews; open 24/7.
Best for emergencies (open 24/7): Paint Foundation Painters, posts 24/7 hours; ranked #5 of 115.
Most-reviewed: The Crack Specialists, 467 Google reviews at 5.0★, the most of 115 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
115 Kitchener foundation repair companies are ranked here by CR Score, from ten published factors. 29 are open 24/7, 78 open Saturdays and 54 open Sundays, based on posted hours. The median Google rating is 4.9★ across 115 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | S & Sons Waterproofing | 63 | 4.8★ (49) | Kitchener | 24/7 | Overall |
| 2 | Wetness Protection | 62 | 5.0★ (154) | Norfolk County, 24 km away | Sat · Sun | — |
| 3 | Aquamaster Basement Waterproofing Cambridge | 62 | 5.0★ (108) | Cambridge, 17 km away | Sat · Sun · Evenings | — |
| 4 | The Crack Specialists | 62 | 5.0★ (467) | Brant, 14 km away | — | Most reviews |
| 5 | Paint Foundation Painters | 62 | 5.0★ (121) | Kitchener | 24/7 | Emergencies |
| 6 | On Point Masonry Repair and Waterproofing | 61 | 4.9★ (61) | Norfolk County, 28 km away | 24/7 | — |
| 7 | The Crack Specialists | 60 | 5.0★ (66) | Waterloo, 9 km away | Sat | — |
| 8 | Marine Waterproofing | 60 | 5.0★ (55) | Brantford, 39 km away | 24/7 | — |
| 9 | PLUMBER ON DEMAND of KITCHENER, ON | 60 | 4.9★ (190) | Kitchener | 24/7 | — |
| 10 | Foundation Brothers | 59 | 4.9★ (160) | Norfolk County, 52 km away | Sat · Sun · Evenings | — |
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: 4.8★ from 49 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 24 km away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 154 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cambridge, 17 km away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 108 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brant, 14 km away
Ranked #4 because of its Google rating and review volume: 5.0★ from 467 Google reviews, the most in Kitchener.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kitchener
Ranked #5 because of its Google rating and review volume: 5.0★ from 121 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 28 km away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterloo, 9 km away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brantford, 39 km away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kitchener
Ranked #9 because of its Google rating and review volume: 4.9★ from 190 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 52 km away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 160 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 55 km away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 62 km away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kitchener
Ranked #13 because of its Google rating and trade focus: 4.5★ from 11 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 64 km away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 132 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 55 km away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 82 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brampton, 52 km away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 64 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brantford, 34 km away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Guelph, 28 km away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 38 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 55 km away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 58 km away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterloo, 10 km away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Waterproofing service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cambridge, 15 km away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kitchener
Ranked #23 because of its Google rating and review volume: 5.0★ from 44 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 59 km away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Foundation”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Burlington, 58 km away
Ranked #25 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 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. We publish the top 50 of 115 ranked foundation repair companies here; the rest are on their profiles.
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 |
|---|---|---|
| Ace Concrete Inc. | 4.8★ (100) | In Kitchener |
| Benco Concrete Inc | 3.5★ (33) | In Kitchener |
| BuildorRenov Construct | 5.0★ (18) | In Kitchener |
| Catalyst General Contracting Inc. | 4.8★ (61) | In Kitchener |
| Dave Hurst Plumbing & Heating Inc. | 4.0★ (147) | In Kitchener |
| Deck Pro | 4.5★ (8) | In Kitchener |
| EBS Geostructural | 4.6★ (8) | In Kitchener |
| Guraya renovations Ltd. | 4.9★ (8) | In Kitchener |
| Heartland Construction and Renovations Ltd | 4.8★ (12) | In Kitchener |
| KiFiSi Construction Inc. | 3.7★ (9) | In Kitchener |
| KS Concrete & Construction | 5.0★ (7) | In Kitchener |
| Lead Contracting Inc. | 5.0★ (6) | In Kitchener |
| Lodder Brothers Limited | 4.7★ (195) | In Kitchener |
| Loyalty Home Solutions | 5.0★ (10) | In Kitchener |
| MS Concrete | 4.9★ (107) | In Kitchener |
| Northern Trowel Parging | 5.0★ (13) | In Kitchener |
| Osborne Construction & Excavation | 4.5★ (28) | In Kitchener |
| Roberts Onsite Inc. | 5.0★ (6) | In Kitchener |
| The Caulk King | 4.8★ (24) | In Kitchener |
| ZAK Electric | 5.0★ (64) | In Kitchener |
US national ranges converted to CAD, not adjusted for Kitchener. 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 115 Kitchener 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 Kitchener 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 |