86 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Knightdale: Tar Heel Basement Systems, CR Score 59/100; 4.7★ from 1,220 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Clear Comfort Plumbing, Heating & Cooling, posts 24/7 hours; ranked #2 of 86.
Most-reviewed: Clear Comfort Plumbing, Heating & Cooling, 702 Google reviews at 5.0★, the most of 86 ranked after Tar Heel Basement Systems; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
86 Knightdale foundation repair companies are ranked here by CR Score, from ten published factors. 12 are open 24/7, 51 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 5.0★ across 86 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Tar Heel Basement Systems | 59 | 4.7★ (1,220) | Knightdale | Sat · Sun · Evenings | Overall |
| 2 | Clear Comfort Plumbing, Heating & Cooling | 58 | 5.0★ (702) | Apex, 20 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Hero Mold Company | 58 | 5.0★ (35) | Carrboro, 25 mi away | 24/7 | — |
| 4 | Crawlspace House LLC | 57 | 4.9★ (9) | Raleigh, 13 mi away | 24/7 | — |
| 5 | Regional Foundation & Crawl Space Repair | 57 | 4.5★ (404) | Wendell, 11 mi away | — | — |
| 6 | Elite Moisture Solutions | 57 | 5.0★ (108) | Garner, 13 mi away | — | — |
| 7 | Shamrock Waterproofing Inc | 57 | 4.5★ (45) | Raleigh, 17 mi away | Sat · Sun · Evenings | — |
| 8 | Triangle Foundation Repair | 56 | 4.8★ (46) | Garner, 15 mi away | Sat · Evenings | — |
| 9 | Tar Heel Basement Systems | 56 | 4.7★ (23) | Charlotte, 17 mi away | Sat · Sun · Evenings | — |
| 10 | Sealed Solution | 56 | 5.0★ (47) | Raleigh, 12 mi away | Evenings | — |
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 review volume: 4.7★ from 1,220 Google reviews, the most in Knightdale.
Based in Apex, 20 mi away
Ranked #2 because of its Google rating and review volume: 5.0★ from 702 Google reviews.
Based in Carrboro, 25 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 13 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 9 Google reviews, listed on Google as “Waterproofing service”.
Based in Wendell, 11 mi away
Ranked #5 because of its Google rating and trade focus: 4.5★ from 404 Google reviews, listed on Google as “Waterproofing service”.
Based in Garner, 13 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 108 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 17 mi away
Ranked #7 because of its Google rating and trade focus: 4.5★ from 45 Google reviews, listed on Google as “Waterproofing service”.
Based in Garner, 15 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 46 Google reviews, listed on Google as “Waterproofing service”.
Based in Charlotte, 17 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 12 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Waterproofing service”.
Based in Durham, 21 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 9 Google reviews, listed on Google as “Waterproofing service”.
Based in Cary, 13 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Waterproofing service”.
Based in Smithfield, 21 mi away
Ranked #13 because of its Google rating and review volume: 5.0★ from 118 Google reviews.
Based in Holly Springs, 24 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Waterproofing service”.
Based in Apex, 17 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 8 mi away
Ranked #16 because of its Google rating and review volume: 5.0★ from 39 Google reviews.
Based in Durham, 26 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 12 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 42 Google reviews, listed on Google as “Foundation”.
Based in Raleigh, 12 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 33 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 17 mi away
Ranked #20 because of its Google rating and review volume: 4.9★ from 385 Google reviews.
Based in Fuquay-Varina, 22 mi away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 93 Google reviews, listed on Google as “Waterproofing service”.
Based in Raleigh, 5 mi away
Ranked #22 because of its Google rating and availability: 4.7★ from 24 Google reviews, open 24/7.
Based in Apex, 17 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Concrete contractor”.
Based in Raleigh, 13 mi away
Ranked #24 because of its Google rating and review volume: 5.0★ from 414 Google reviews.
Based in Raleigh, 4 mi away
Ranked #25 because of its Google rating and review volume: 4.8★ from 114 Google reviews.
#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 86 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 |
|---|---|---|
| AB Concrete Services LLC | In Knightdale | |
| AH Crawlspace Services | 4.7★ (59) | In Knightdale |
| Birdhaven Builders | 5.0★ (10) | In Knightdale |
| Carolina Brothers Construction LLC | 5.0★ (7) | In Knightdale |
| Clear Choice Contracting LLC | In Knightdale | |
| E&G CONCRETE PUMPING Inc. | In Knightdale | |
| Guillen painting llc | In Knightdale | |
| JLG Concrete LLC | In Knightdale | |
| Jnk Concrete Foundations LLC | In Knightdale | |
| JSC Remodeling | In Knightdale | |
| LHF Excavation and Contracting | 5.0★ (14) | In Knightdale |
| Michael Firstbrook Construction | 5.0★ (4) | In Knightdale |
| North State Property Maintenance, LLC | In Knightdale | |
| Onsite Resources | 1.7★ (6) | In Knightdale |
| Ramos G Concrete Services | 4.0★ (4) | In Knightdale |
| Rosales Concrete LLC | 5.0★ (19) | In Knightdale |
| Suazo Contracting Company | 5.0★ (2) | In Knightdale |
| Suazo Contracting Company | In Knightdale | |
| Triangle Repair Group Heating & Cooling | 4.9★ (167) | In Knightdale |
| Weather Master Heating & Air Conditioning | 4.7★ (2,117) | In Knightdale |
National price ranges in USD, not adjusted for Knightdale. 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 86 Knightdale 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 Knightdale 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 |