57 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Winston-Salem: '58 Foundations & Waterproofing, CR Score 61/100; 4.9★ from 349 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Dunwell Structural Repair, posts 24/7 hours; ranked #2 of 57.
Most-reviewed: Tar Heel Basement Systems, 1,435 Google reviews at 4.8★, the most of 57 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
57 Winston-Salem foundation repair companies are ranked here by CR Score, from ten published factors. 9 are open 24/7, 37 open Saturdays and 18 open Sundays, based on posted hours. The median Google rating is 4.9★ across 57 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | '58 Foundations & Waterproofing | 61 | 4.9★ (349) | Thomasville, 18 mi away | Sat · Sun · Evenings | Overall |
| 2 | Dunwell Structural Repair | 61 | 4.9★ (82) | High Point, 17 mi away | 24/7 | Emergencies |
| 3 | Carolina Basement Systems | 60 | 4.9★ (1,188) | High Point, 30 mi away | Sat · Evenings | — |
| 4 | Tar Heel Basement Systems | 60 | 4.8★ (1,435) | Winston-Salem | Sat · Sun · Evenings | Most reviews |
| 5 | Hero Mold Company | 59 | 4.9★ (20) | Clemmons, 10 mi away | 24/7 | — |
| 6 | Hero Mold Company | 59 | 4.9★ (32) | Archdale, 18 mi away | 24/7 | — |
| 7 | Custom Air Inc | 57 | 4.8★ (777) | Burlington, 21 mi away | 24/7 | — |
| 8 | Basement & Foundation Solutions | 57 | 4.7★ (41) | Kernersville, 8 mi away | Sat | — |
| 9 | Carolina Professional Roof Systems | 56 | 5.0★ (110) | Winston-Salem | Sat · Sun · Evenings | — |
| 10 | Mendez's Roofing Services LLC | 56 | 4.9★ (106) | Clemmons, 9 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 349 Google reviews, listed on Google as “Waterproofing service”.
Based in High Point, 17 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 82 Google reviews, listed on Google as “Waterproofing service”.
Based in High Point, 30 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,188 Google reviews, listed on Google as “Waterproofing service”.
Based in Winston-Salem
Ranked #4 because of its Google rating and review volume: 4.8★ from 1,435 Google reviews, the most in Winston-Salem.
Based in Clemmons, 10 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 20 Google reviews, listed on Google as “Waterproofing service”.
Based in Archdale, 18 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “Waterproofing service”.
Based in Burlington, 21 mi away
Ranked #7 because of its Google rating and review volume: 4.8★ from 777 Google reviews.
Based in Kernersville, 8 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 41 Google reviews, listed on Google as “Waterproofing service”.
Based in Winston-Salem
Ranked #9 because of its Google rating and review volume: 5.0★ from 110 Google reviews.
Based in Clemmons, 9 mi away
Ranked #10 because of its Google rating and review volume: 4.9★ from 106 Google reviews.
Based in High Point, 14 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 77 Google reviews, listed on Google as “Waterproofing service”.
Based in Carrboro, 27 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Contractor”.
Based in Winston-Salem
Ranked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 21 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Waterproofing service”.
Based in Clemmons, 4 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Waterproofing service”.
Based in King, 12 mi away
Ranked #16 because of its Google rating and trade focus: 4.4★ from 39 Google reviews, listed on Google as “Waterproofing service”.
Based in Kernersville, 29 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Waterproofing service”.
Based in Kernersville, 8 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Waterproofing service”.
Based in King, 16 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 39 Google reviews, listed on Google as “Waterproofing service”.
Based in High Point, 14 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 48 Google reviews, listed on Google as “Concrete contractor”.
Based in Clemmons, 11 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Waterproofing service”.
Based in Kernersville, 9 mi away
Ranked #22 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Waterproofing service”.
Based in Kernersville, 10 mi away
Ranked #23 because of its Google rating and review volume: 4.7★ from 162 Google reviews.
Based in High Point, 21 mi away
Ranked #24 because of its Google rating and trade focus: 4.7★ from 39 Google reviews, listed on Google as “Drainage service”.
Based in Greensboro, 23 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 28 Google reviews, listed on Google as “Waterproofing service”.
#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 57 ranked foundation repair companies here; the rest are on their profiles.
20 more foundation repair companies within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
National price ranges in USD, not adjusted for Winston-Salem. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Foundation repair | $2,225 | $5,174 | $8,133 | Per project: typical range of customer-reported repairs. US national range | October 2026 |
We scored 57 Winston-Salem 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 Winston-Salem 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 |