107 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in South Gastonia: Dry Pro Foundation and Crawlspace Specialists, CR Score 65/100; 4.9★ from 2,308 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): GSM Services, posts 24/7 hours; ranked #2 of 107.
Most-reviewed: GSM Services, 3,506 Google reviews at 4.9★, the most of 107 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
107 South Gastonia foundation repair companies are ranked here by CR Score, from ten published factors. 24 are open 24/7, 55 open Saturdays and 34 open Sundays, based on posted hours. The median Google rating is 4.9★ across 107 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Dry Pro Foundation and Crawlspace Specialists | 65 | 4.9★ (2,308) | Belmont, 9 mi away | Sat · Sun · Evenings | Overall |
| 2 | GSM Services | 61 | 4.9★ (3,506) | Gastonia, 4 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Carolina Foundation Solutions | 59 | 4.8★ (35) | Charlotte, 13 mi away | 24/7 | — |
| 4 | Crawlspace Medic of Charlotte | 58 | 5.0★ (654) | Charlotte, 19 mi away | — | — |
| 5 | Mr. Crawl Space General Contracting | 57 | 4.9★ (135) | Belmont, 17 mi away | Sat | — |
| 6 | Dry Pro Foundation and Crawlspace Specialists | 57 | 4.9★ (134) | Matthews, 29 mi away | Sat · Sun · Evenings | — |
| 7 | Alpha Air Heating and Cooling | 56 | 5.0★ (482) | Rock Hill, 21 mi away | 24/7 | — |
| 8 | The CrawlSpace King | 56 | 5.0★ (251) | Shelby, 15 mi away | 24/7 | — |
| 9 | Dry Otter Waterproofing Inc. | 56 | 4.9★ (383) | Lake Norman of Catawba, 24 mi away | — | — |
| 10 | Queen Foundation Repair | 56 | 5.0★ (67) | Belmont, 23 mi away | Sat | — |
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 in South Gastonia
Based in Belmont, 9 mi away
Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,308 Google reviews, listed on Google as “Waterproofing service”.
Based in Gastonia, 4 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 3,506 Google reviews, the most in South Gastonia.
Based in Charlotte, 13 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 35 Google reviews, listed on Google as “Waterproofing service”.
Based in Charlotte, 19 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 654 Google reviews, listed on Google as “Waterproofing service”.
Based in Belmont, 17 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 135 Google reviews, listed on Google as “Waterproofing service”.
Based in Matthews, 29 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 134 Google reviews, listed on Google as “Waterproofing service”.
Based in Rock Hill, 21 mi away
Ranked #7 because of its Google rating and review volume: 5.0★ from 482 Google reviews.
Based in Shelby, 15 mi away
Ranked #8 because of its Google rating and review volume: 5.0★ from 251 Google reviews.
Based in Lake Norman of Catawba, 24 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 383 Google reviews, listed on Google as “Waterproofing service”.
Based in Belmont, 23 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Waterproofing service”.
Based in Gastonia, 13 mi away
Ranked #11 because of its Google rating and review volume: 5.0★ from 649 Google reviews.
Based in Charlotte, 20 mi away
Ranked #12 because of its Google rating and review volume: 5.0★ from 309 Google reviews.
Based in Belmont, 23 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 64 Google reviews, listed on Google as “Waterproofing service”.
Based in Charlotte, 21 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 445 Google reviews, listed on Google as “Waterproofing service”.
Based in Harrisburg, 20 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Waterproofing service”.
Based in Belmont, 17 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 44 Google reviews, listed on Google as “Waterproofing service”.
Based in Cornelius, 27 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 900 Google reviews.
Based in Charlotte, 21 mi away
Ranked #18 because of its Google rating and trade focus: 3.9★ from 7 Google reviews, listed on Google as “Foundation”.
Based in Charlotte, 20 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 116 Google reviews, listed on Google as “Waterproofing service”.
Based in Matthews, 27 mi away
Ranked #20 because of its Google rating and trade focus: 4.5★ from 11 Google reviews, listed on Google as “Waterproofing service”.
Based in Belmont, 17 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Waterproofing service”.
Based in Belmont, 13 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Masonry contractor”.
Based in Charlotte, 25 mi away
Ranked #23 because of its Google rating and trade focus: 4.3★ from 46 Google reviews, listed on Google as “Waterproofing service”.
Based in Lake Wylie, 13 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Waterproofing service”.
Based in Fort Mill, 23 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 96 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 107 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.
| Business | Google rating | Distance |
|---|---|---|
| AGS Construction Group LLC | 29 mi | |
| B&B framing LLC | 5.0★ (2) | 30 mi |
| Clean Air Carolinas, Inc. | 31 mi | |
| Crawl Space Guardian | 5.0★ (1) | 11 mi |
| DM Crawlspace Repair | 7 mi | |
| Gusica painting and waterproofing | 15 mi | |
| Home Free Home Inspection LLC | 5.0★ (1) | 21 mi |
| Imperial Concrete Inc. | 27 mi | |
| JS Foundation Masonry | 18 mi | |
| JT Services | 3.0★ (2) | 32 mi |
| Larson Foundation Repair Charlotte | 22 mi | |
| M.M.I. Moisture, Mold, Insulation | 5.0★ (2) | 11 mi |
| Matthew Richards Consulting dba WeatherGuard Roofing | 1.0★ (1) | 21 mi |
| One Man Waterproofing LLC | 5.0★ (1) | 22 mi |
| PCA LLC | 24 mi | |
| Power Lift Foundation Repair | 29 mi | |
| Precision Performance Concrete | 26 mi | |
| Roofing By The Book | 18 mi | |
| Saber Leveling Solutions | 3.0★ (2) | 32 mi |
| Waterproofing Specialties | 21 mi |
National price ranges in USD, not adjusted for South Gastonia. 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 107 South Gastonia 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 South Gastonia 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 |