6 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Lethbridge: Affordable Basement Solutions & Waterproofing, CR Score 82/100; 5.0★ from 7 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Absolute Foundations, posts 24/7 hours; ranked #2 of 6.
Most-reviewed: South Peak Roofing & Exteriors, 331 Google reviews at 4.9★, the most of 6 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
6 Lethbridge foundation repair companies are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 2 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.8★ across 6 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Affordable Basement Solutions & Waterproofing | 82 | 5.0★ (7) | Medicine Hat, 15 km away | Sat · Sun | Overall |
| 2 | Absolute Foundations | 80 | 3.1★ (25) | Lethbridge | 24/7 | Emergencies |
| 3 | South Peak Roofing & Exteriors | 79 | 4.9★ (331) | Lethbridge | — | Most reviews |
| 4 | Waterproofing Roofing | 76 | 4.7★ (56) | Lethbridge | — | — |
| 5 | Final Touch Eavestrough Ltd. | 72 | 4.9★ (30) | Lethbridge | — | — |
| 6 | Genuine Siding & Roofing Ltd | 69 | 3.9★ (41) | Lethbridge | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 in Lethbridge
Based in Medicine Hat, 15 km away
Ranked #1 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Waterproofing service”.
Based in Lethbridge
Ranked #2 because of its Google rating and availability: 3.1★ from 25 Google reviews, open 24/7.
Based in Lethbridge
Ranked #3 because of its Google rating and review volume: 4.9★ from 331 Google reviews, the most Google reviews on this list (331).
Based in Lethbridge
Ranked #4 because of its Google rating and trade focus: 4.7★ from 56 Google reviews, listed on Google as “Roofing contractor”.
Based in Lethbridge
Ranked #5 because of its Google rating and review volume: 4.9★ from 30 Google reviews, 30 Google reviews.
Based in Lethbridge
Ranked #6 because of its Google rating and review volume: 3.9★ from 41 Google reviews, 41 Google reviews.
US national ranges converted to CAD, not adjusted for Lethbridge. 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 6 Lethbridge foundation repair companies on 8 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. Unknown factors are left out of the score, 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 Lethbridge data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |