126 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Alpharetta: AquaGuard Foundation Solutions, CR Score 64/100; 4.8★ from 3,147 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Reliable Solutions Atlanta LLC, posts 24/7 hours; ranked #8 of 126.
Most-reviewed: Trotter Company, 1,043 Google reviews at 4.9★, the most of 126 ranked after AquaGuard Foundation Solutions; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
126 Alpharetta foundation repair companies are ranked here by CR Score, from ten published factors. 24 are open 24/7, 74 open Saturdays and 38 open Sundays, based on posted hours. The median Google rating is 4.9★ across 126 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | AquaGuard Foundation Solutions | 64 | 4.8★ (3,147) | Marietta, 15 mi away | Sat · Sun · Evenings | Overall |
| 2 | Atlanta Basement Systems | 63 | 4.9★ (782) | Alpharetta | Sat | — |
| 3 | 58 Foundations & Waterproofing | 61 | 4.8★ (373) | Woodstock, 12 mi away | Sat · Sun · Evenings | — |
| 4 | AquaGuard Foundation Solutions | 60 | 4.9★ (67) | Alpharetta | Sat · Sun · Evenings | — |
| 5 | Crawlspace Medic of Atlanta | 60 | 4.9★ (208) | Roswell, 2 mi away | Sat · Evenings | — |
| 6 | Trotter Company | 60 | 4.9★ (1,043) | Norcross, 10 mi away | Evenings | Most reviews |
| 7 | CGS Waterproofing & Foundations | 60 | 4.9★ (497) | Norcross, 13 mi away | Sat | — |
| 8 | Reliable Solutions Atlanta LLC | 60 | 5.0★ (60) | Lawrenceville, 14 mi away | 24/7 | Emergencies |
| 9 | King waterproofing | 59 | 5.0★ (63) | Norcross, 13 mi away | Sat · Sun · Evenings | — |
| 10 | Crawlspaces and More | 59 | 4.8★ (148) | Atlanta, 17 mi away | Sat · Sun · 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: 4.8★ from 3,147 Google reviews, the most in Alpharetta.
Based in Alpharetta
Ranked #2 because of its Google rating and trade focus: 4.9★ from 782 Google reviews, listed on Google as “Waterproofing service”.
Based in Woodstock, 12 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 373 Google reviews, listed on Google as “Waterproofing service”.
Based in Alpharetta
Ranked #4 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Waterproofing service”.
Based in Roswell, 2 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 208 Google reviews, listed on Google as “Waterproofing service”.
Based in Norcross, 10 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,043 Google reviews, listed on Google as “Waterproofing service”.
Based in Norcross, 13 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 497 Google reviews, listed on Google as “Waterproofing service”.
Based in Lawrenceville, 14 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Waterproofing service”.
Based in Norcross, 13 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Waterproofing service”.
Based in Atlanta, 17 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 148 Google reviews, listed on Google as “Waterproofing service”.
Based in Alpharetta
Ranked #11 because of its Google rating and trade focus: 5.0★ from 115 Google reviews, listed on Google as “Waterproofing service”.
Based in Marietta, 10 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 173 Google reviews, listed on Google as “Waterproofing service”.
Based in Peachtree Corners, 16 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 181 Google reviews, listed on Google as “Waterproofing service”.
Based in Alpharetta
Ranked #14 because of its Google rating and trade focus: 4.9★ from 118 Google reviews, listed on Google as “Waterproofing service”.
Based in Smyrna, 19 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 109 Google reviews, listed on Google as “Waterproofing service”.
Based in Norcross, 10 mi away
Ranked #16 because of its Google rating and review volume: 5.0★ from 287 Google reviews.
Based in Atlanta, 6 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Waterproofing service”.
Based in Atlanta, 16 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 95 Google reviews, listed on Google as “Waterproofing service”.
Based in Powder Springs, 16 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Waterproofing service”.
Based in Villa Rica, 25 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 75 Google reviews, listed on Google as “Waterproofing service”.
Based in Snellville, 18 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Waterproofing service”.
Based in Atlanta, 21 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Waterproofing service”.
Based in East Point, 29 mi away
Ranked #23 because of its Google rating and review volume: 5.0★ from 352 Google reviews.
Based in Woodstock, 23 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Waterproofing service”.
Based in Marietta, 13 mi away
Ranked #25 because of its Google rating and review volume: 5.0★ from 102 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 126 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 |
|---|---|---|
| AK Waterproofing | 5.0★ (2) | 18 mi |
| Arbor Insulation Solutions | 5.0★ (2) | 6 mi |
| ATL Empire Builders | 5.0★ (1) | 8 mi |
| CDG Waterproofing Services - Snellville | 5.0★ (1) | 21 mi |
| Georgia Commercial Concrete Foundations | 3.0★ (2) | 23 mi |
| Georgia Roofing & Gutter Contracting | 4.9★ (69) | In Alpharetta |
| Gomez Concrete & Foundation | 5.0★ (2) | 40 mi |
| Holbrook Waterproofing | 5.0★ (1) | 20 mi |
| Legendary Concrete Alpharetta | 5.0★ (4) | In Alpharetta |
| Longino & Associates Inc. | 1.0★ (1) | 17 mi |
| Marietta Crawlspace | 5.0★ (1) | 17 mi |
| North Atlanta Waterproofing | 5.0★ (2) | 7 mi |
| Prestige Foundation Crack Repair | 5.0★ (1) | 17 mi |
| R & B Concrete Contractors | 5.0★ (1) | 5 mi |
| Regal Restoration Company | 5.0★ (1) | 15 mi |
| Stonewall Waterproofing | 5.0★ (1) | 23 mi |
| Suncoast Restoration and Waterproofing, LLC | 3.0★ (1) | 9 mi |
| Top Standard Masonry & services | 5.0★ (2) | 22 mi |
| TruePour Alpharetta Concrete | 5.0★ (7) | In Alpharetta |
| Zippy Plumber | 4.9★ (403) | In Alpharetta |
National price ranges in USD, not adjusted for Alpharetta. 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 126 Alpharetta 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 Alpharetta 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 |