18 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Walterboro: Mount Valley Foundation Services, CR Score 56/100; 4.8★ from 478 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Lowcountry Remediation, posts 24/7 hours; ranked #4 of 18.
Most-reviewed: Cantey Foundation Specialists, 309 Google reviews at 4.7★, the most of 18 ranked after Mount Valley Foundation Services; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
18 Walterboro foundation repair companies are ranked here by CR Score, from ten published factors. 3 are open 24/7, 7 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.8★ across 18 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mount Valley Foundation Services | 56 | 4.8★ (478) | Charleston, 38 mi away | Sat · Sun · Evenings | Overall |
| 2 | Charlestowne Crawlspace | 55 | 5.0★ (40) | Charleston, 40 mi away | Sat · Sun · Evenings | — |
| 3 | Lowcountry Crawlspaces LLC | 55 | 4.8★ (87) | Charleston, 26 mi away | — | — |
| 4 | Lowcountry Remediation | 55 | 5.0★ (72) | Charleston, 23 mi away | 24/7 | Emergencies |
| 5 | Sea Islands Crawlspace | 54 | 5.0★ (54) | Beaufort, 32 mi away | — | — |
| 6 | Cantey Foundation Specialists | 51 | 4.7★ (309) | North Charleston, 39 mi away | — | Most reviews |
| 7 | Alpha Air Heating and Cooling | 51 | 4.4★ (63) | Summerville, 32 mi away | 24/7 | — |
| 8 | Crawl Logic Lowcountry | 50 | 5.0★ (52) | Charleston, 39 mi away | Sat · Sun · Evenings | — |
| 9 | HD Remodeling and Roofing | 50 | 4.6★ (30) | Camden, 35 mi away | 24/7 | — |
| 10 | Crawl Space Ninja of Charleston | 49 | 5.0★ (6) | Charleston, 40 mi away | — | — |
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 review volume: 4.8★ from 478 Google reviews, the most in Walterboro.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charleston, 40 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charleston, 26 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 87 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charleston, 23 mi away
Ranked #4 because of its Google rating and review volume: 5.0★ from 72 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beaufort, 32 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Charleston, 39 mi away
Ranked #6 because of its Google rating and review volume: 4.7★ from 309 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Summerville, 32 mi away
Ranked #7 because of its Google rating and review volume: 4.4★ from 63 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charleston, 39 mi away
Ranked #8 because of its Google rating and review volume: 5.0★ from 52 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Camden, 35 mi away
Ranked #9 because of its Google rating and review volume: 4.6★ from 30 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charleston, 40 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Waterproofing service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Beaufort, 30 mi away
Ranked #11 because of its Google rating and trade focus: 4.5★ from 6 Google reviews, listed on Google as “Building restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Summerville, 29 mi away
Ranked #12 because of its Google rating and review volume: 4.3★ from 71 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Charleston, 34 mi away
Ranked #13 because of its Google rating and trade focus: 4.1★ from 7 Google reviews, listed on Google as “Concrete contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Beaufort, 34 mi away
Ranked #14 because of its Google rating and review volume: 4.8★ from 22 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Goose Creek, 39 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Charleston, 38 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Charleston, 40 mi away
Ranked #17 because of its Google rating and trade focus: 4.5★ from 14 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charleston, 38 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Stucco contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
18 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 |
|---|---|---|
| Advance Paving Construction | In Walterboro | |
| AG Roofing | 5.0★ (22) | In Walterboro |
| Anchored Foundations | 36 mi | |
| Coastal Carolina Design + Build | 4.1★ (14) | In Walterboro |
| Coblentz & Son Concrete Construction | 4.0★ (2) | In Walterboro |
| Colleton Tile & Concrete Inc | 4.6★ (9) | In Walterboro |
| DDJ CONSTRUCTION | In Walterboro | |
| GP Foundations | In Walterboro | |
| Harbor Concrete LLC | 5.0★ (2) | 40 mi |
| I.G.L.G. MASONRY | 5.0★ (4) | In Walterboro |
| Mauricios roofing | 32 mi | |
| McAlhany Enterprises, LLC Crawlspace Waterproofing | 5 mi | |
| RhinoLift Foundation Solutions | 40 mi | |
| Rockford Steel Buildings | 4.1★ (9) | In Walterboro |
| Ruiz Roofing LLC | 5.0★ (1) | 35 mi |
| Southern Roots Land Development | 26 mi | |
| Top Notch Structrual Concrete Restoration and Waterproofing | 38 mi | |
| Wayne Brothers Companies | 4.7★ (3) | In Walterboro |
National price ranges in USD, not adjusted for Walterboro. 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 18 Walterboro 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 Walterboro 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 |