63/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 143 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 13 Delena Ave S, Hamilton, ON L8H 1B7
Best Foundation Repair Companies in Hamilton, ON (2026)
316 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hamilton: Aquamaster Basement Waterproofing Hamilton, CR Score 63/100; 5.0★ from 143 Google reviews; open 7 days a week.
- 5
Best for emergencies (open 24/7): RCC Waterproofing Hamilton, posts 24/7 hours; ranked #5 of 316.
- 12
Most-reviewed: Aquatech Basement Waterproofing Toronto, 655 Google reviews at 5.0★, the most of 316 ranked; ranked #12.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
316 Hamilton foundation repair companies are ranked here by CR Score, from ten published factors. 113 are open 24/7, 242 open Saturdays and 176 open Sundays, based on posted hours. The median Google rating is 5.0★ across 316 rated businesses.
Top 10 foundation repair companies in Hamilton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Aquamaster Basement Waterproofing Hamilton | 63 | 5.0★ (143) | Hamilton | Sat · Sun · Evenings | Overall |
| 2 | Royal Work Basement Waterproofing Hamilton | 63 | 5.0★ (132) | Hamilton | Sat · Sun · Evenings | — |
| 3 | Aquatech Basement Waterproofing | 62 | 5.0★ (107) | Hamilton | Sat · Sun · Evenings | — |
| 4 | Direct Waterproofing Hamilton | 62 | 5.0★ (82) | Hamilton | Sat · Sun · Evenings | — |
| 5 | RCC Waterproofing Hamilton | 62 | 4.5★ (80) | Hamilton | 24/7 | Emergencies |
| 6 | Water Pro Hamilton | 61 | 5.0★ (23) | Hamilton | 24/7 | — |
| 7 | WillFix - Basement Underpinning Hamilton | 61 | 5.0★ (21) | Hamilton | 24/7 | — |
| 8 | Canada Waterproofers | 61 | 5.0★ (316) | Mississauga, 39 km away | Sat · Sun · Evenings | — |
| 9 | Aquamaster Basement Waterproofing Mississauga | 61 | 5.0★ (123) | Mississauga, 37 km away | 24/7 | — |
| 10 | ROOTERWORX | 60 | 5.0★ (121) | Mississauga, 39 km away | 24/7 | — |
The 316 best foundation repair companies in Hamilton, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Hamilton
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 132 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 132 Google reviews
- Hours
- Mon–Tue 7 AM–9 PM · Wed 9 AM–9 PM · Thu–Sat 7 AM–9 PM · Sun 7:30 AM–9 PM
- Address
- 7 Village Dr, Hamilton, ON L8E 3M7
Based in Hamilton
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 107 Google reviews
- Hours
- Mon 7 AM–11:30 PM · Tue 7 AM–10 PM · Wed 8 AM–9 PM · Thu–Fri 8 AM–10 PM · Sat 8 AM–9 PM · Sun 7 AM–7 PM
- Address
- 180 James St S Suite 204, Hamilton, ON L8P 4V1
Based in Hamilton
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 82 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 82 Google reviews
- Hours
- Mon 8 AM–8 PM · Tue–Fri 8 AM–10 PM · Sat 8 AM–7 PM · Sun 7 AM–8 PM
- Address
- 21 King St W 5th Floor, Hamilton, ON L8P 4W7
Based in Hamilton
62/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.5★ from 80 Google reviews, listed on Google as “Waterproofing service”.
- 4.5★ from 80 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 16 Brockley Dr, Hamilton, ON L8E 3P1
Based in Hamilton
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1 Markland St, Hamilton, ON L8P 2J5
Based in Hamilton
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 21 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 822 Main St E, Hamilton, ON L8M 1L6
Based in Mississauga, 39 km away
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 316 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 316 Google reviews
- Hours
- Mon–Sat 7 AM–9 PM · Sun 10 AM–4 PM
- Address
- 3410 Semenyk Ct #9, Mississauga, ON L5C 4P8
Based in Mississauga, 37 km away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 123 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 123 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1247 Cloverbrae Crescent, Mississauga, ON L5H 2Z6
#10 ROOTERWORX
Based in Mississauga, 39 km away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 121 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 121 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 34 Queen St W unit 4, Mississauga, ON L5H 1L4
Based in Burlington, 13 km away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 41 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 63 Sunnyhurst Ave, Stoney Creek, ON L8E 5R4
Based in Toronto, 57 km away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 655 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 655 Google reviews
- Hours
- Mon–Sun 7 AM–12 AM
- Address
- 20 Hyde Ave, Toronto, ON M6M 1J3
Based in Hamilton
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 14 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 290 Huxley Ave S, Hamilton, ON L8K 2R4
Based in Mississauga, 41 km away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 109 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 109 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 155 Oakes Dr, Mississauga, ON L5G 3M2
Based in Toronto, 63 km away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 634 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 634 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 129 Lytton Blvd, Toronto, ON M4R 1L5
Based in Hamilton
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.7★ from 16 Google reviews, listed on Google as “Waterproofing service”.
- 4.7★ from 16 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1286 Barton St E, Hamilton, ON L8H 2W1
Based in Hamilton
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Foundation”.
- 5.0★ from 67 Google reviews
- Hours
- Mon–Sat 7:30 AM–8 PM · Sun closed
- Address
- 3310 Ferris Rd, Hamilton, ON L0R 1W0
Based in Mississauga, 42 km away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 121 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 90 Burnhamthorpe Rd W #1400, Mississauga, ON L5B 0H9
Based in Oakville, 23 km away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 84 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 84 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 1075 North Service Rd W Suite 100, Oakville, ON L6M 2G2
Based in Oakville, 25 km away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 39 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- Suite 600, 240 Wyecroft Rd, Oakville, ON L6K 3Y6
Based in Burlington, 25 km away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 33 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Toronto, 51 km away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 271 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 271 Google reviews
- Hours
- Mon–Fri 8 AM–9 PM · Sat 8 AM–7 PM · Sun 8 AM–8 PM
- Address
- 4 Faversham Crescent, Toronto, ON M9C 3X4
Based in Mississauga, 44 km away
59/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 161 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 161 Google reviews
- Hours
- Mon–Sat 7 AM–9 PM · Sun 8 AM–9 PM
- Address
- 3453 Cedar Creek Dr, Mississauga, ON L4Y 2Y2
Based in Burlington, 13 km away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “Waterproofing service”.
- 4.5★ from 24 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1153 Pioneer Rd Unit 7, Burlington, ON L7M 1K5
Based in Brantford, 40 km away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 55 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 33 Gunn Ave, Brantford, ON N3T 0S3
Foundation repair companies ranked #26 to #50
#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 316 ranked foundation repair companies here; the rest are on their profiles.
Also serving Hamilton
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.
How much do foundation repair companies cost in Hamilton?
US national ranges converted to CAD, not adjusted for Hamilton. 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 |
How we ranked Hamilton foundation repair companies
We scored 316 Hamilton 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 Hamilton 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 |
Foundation repair companies in Hamilton: frequently asked questions
Who is the best foundation repair company in Hamilton?
By CR Score, the highest-ranked foundation repair company in Hamilton, ON is Aquamaster Basement Waterproofing Hamilton with a CR Score of 63/100. It has 5.0★ from 143 Google reviews. It is open 7 days a week. Royal Work Basement Waterproofing Hamilton (#2) and Aquatech Basement Waterproofing (#3) follow. We ranked 316 foundation repair companies on ten factors, last updated October 22, 2026.
How many foundation repair companies are there in Hamilton?
ContractorsRanked ranks 316 foundation repair companies serving Hamilton, ON. 14 of them are based in Hamilton; the rest serve it from nearby towns. Another 20 within 64 km are listed but not ranked yet. Counts are as of October 2026.
Which foundation repair companies in Hamilton are open 24/7?
113 ranked foundation repair companies in Hamilton post 24/7 hours. The highest-ranked are RCC Waterproofing Hamilton (#5), Water Pro Hamilton (#6) and WillFix - Basement Underpinning Hamilton (#7). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which foundation repair companies in Hamilton work on weekends?
242 of 316 ranked foundation repair companies post Saturday hours and 176 post Sunday hours. The highest-ranked open Saturdays are Aquamaster Basement Waterproofing Hamilton (#1), Royal Work Basement Waterproofing Hamilton (#2) and Aquatech Basement Waterproofing (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does foundation repair cost in Hamilton?
Foundation repair typically costs CA$3,130 to CA$11,430, with CA$7,270 typical (Per project: typical range of customer-reported repairs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Hamilton. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Hamilton foundation repair companies have?
The median Google rating among 316 rated foundation repair companies in Hamilton is 5.0★, with a median of 29 reviews. Aquatech Basement Waterproofing Toronto has the most, 655 reviews, and ranks #12. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank foundation repair companies?
Each foundation repair company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do foundation repair companies outside Hamilton count in this ranking?
Yes, if they are within 64 km of the Hamilton city centre, our service radius for foundation repair companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Hamilton
- October 2026: CR Scores recalculated for 316 foundation repair companies serving Hamilton.
More foundation repair companies and Hamilton pages
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