50 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Groton: Eastern Waterproofing Co Inc, CR Score 59/100; 4.9★ from 111 Google reviews; open 24/7.
Best for emergencies (open 24/7): Expressway Roof Leaks and Siding Repair, posts 24/7 hours; ranked #4 of 50.
Most-reviewed: Budget Dry Basement Waterproofing, 435 Google reviews at 4.8★, the most of 50 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
50 Groton foundation repair companies are ranked here by CR Score, from ten published factors. 6 are open 24/7, 27 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 4.8★ across 50 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Eastern Waterproofing Co Inc | 59 | 4.9★ (111) | Manchester, 39 mi away | 24/7 | Overall |
| 2 | Budget Dry Basement Waterproofing | 59 | 4.8★ (435) | Wallingford Center, 25 mi away | — | Most reviews |
| 3 | Crack B Gone LLC | 56 | 5.0★ (17) | Torrington, 23 mi away | Sat · Sun · Evenings | — |
| 4 | Expressway Roof Leaks and Siding Repair | 54 | 4.9★ (49) | Springs, 22 mi away | 24/7 | Emergencies |
| 5 | Savy & Sons | 54 | 4.8★ (60) | Hebron, 23 mi away | 24/7 | — |
| 6 | Connecticut Basement Waterproofing | 53 | 4.7★ (27) | Bristol, 37 mi away | Sat | — |
| 7 | RSR Residential | 53 | 5.0★ (49) | Groton | — | — |
| 8 | Foundation Solutions | 52 | 5.0★ (28) | Narragansett, 34 mi away | — | — |
| 9 | Perfect Curb, LLC | 52 | 4.9★ (37) | East Haddam, 20 mi away | Sat · Sun | — |
| 10 | Benjamin Basement Waterproofing | 52 | 3.7★ (3) | Ledyard, 14 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 111 Google reviews, listed on Google as “Waterproofing service”.
Based in Wallingford Center, 25 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 435 Google reviews, the most in Groton.
Based in Torrington, 23 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Waterproofing service”.
Based in Springs, 22 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 49 Google reviews.
Based in Hebron, 23 mi away
Ranked #5 because of its Google rating and review volume: 4.8★ from 60 Google reviews.
Based in Bristol, 37 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 27 Google reviews, listed on Google as “Waterproofing service”.
Based in Groton
Ranked #7 because of its Google rating and review volume: 5.0★ from 49 Google reviews.
Based in Narragansett, 34 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Waterproofing service”.
Based in East Haddam, 20 mi away
Ranked #9 because of its Google rating and review volume: 4.9★ from 37 Google reviews.
Based in Ledyard, 14 mi away
Ranked #10 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “General contractor”.
Based in Norwich, 12 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Construction company”.
Based in Cromwell, 37 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “General contractor”.
Based in Putnam, 37 mi away
Ranked #13 because of its Google rating and review volume: 4.8★ from 389 Google reviews.
Based in North Kingstown, 33 mi away
Ranked #14 because of its Google rating and review volume: 4.8★ from 49 Google reviews.
Based in New London, 2 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Roofing contractor”.
Based in Tolland, 37 mi away
Ranked #16 because of its Google rating and trade focus: 4.6★ from 12 Google reviews, listed on Google as “Foundation”.
Based in Bristol, 25 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Concrete contractor”.
Based in Cromwell, 36 mi away
Ranked #18 because of its Google rating and review volume: 5.0★ from 158 Google reviews.
Based in Newington, 37 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 8 Google reviews, listed on Google as “Waterproofing service”.
Based in Old Saybrook, 18 mi away
Ranked #20 because of its Google rating and review volume: 3.6★ from 29 Google reviews.
Based in Wallingford Center, 37 mi away
Ranked #21 because of its Google rating and trade focus: 3.9★ from 11 Google reviews, listed on Google as “Masonry contractor”.
Based in Seekonk, 33 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 39 Google reviews.
Based in Norwich, 12 mi away
Ranked #23 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Concrete contractor”.
Based in Riverhead, 38 mi away
Ranked #24 because of its Google rating and review volume: 4.8★ from 60 Google reviews.
Based in Newington, 39 mi away
Ranked #25 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “Concrete contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
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 |
|---|---|---|
| A & B Excavation and Concrete | 4.8★ (17) | In Groton |
| Acme Restorations LLC | 5.0★ (1) | 37 mi |
| Advanced Construction | 4.5★ (42) | In Groton |
| Coastline Restoration | 5.0★ (40) | In Groton |
| East Lyme Stucco & Waterproof | 1 mi | |
| Greenewal LLC | 5.0★ (1) | 10 mi |
| I Gotta Guy | 5.0★ (11) | In Groton |
| ICOR Building & Remodeling | 5.0★ (64) | In Groton |
| Jay Roofing and Painting | 5.0★ (1) | In Groton |
| JFM Construction | 5.0★ (1) | 35 mi |
| LJM Foundations & Masonry, LLC | 5.0★ (2) | 37 mi |
| Mystic River Building Company LLC | 4.7★ (7) | In Groton |
| NE CT Concrete Foundations | 3.0★ (2) | 37 mi |
| Niantic River Restoration | 5.0★ (2) | In Groton |
| O'Gradys Junk Removal LLC | 5.0★ (531) | In Groton |
| Professional Basement Waterproofing, LLC | 5.0★ (1) | 34 mi |
| Roto-Rooter Plumbing & Water Cleanup | 4.9★ (195) | In Groton |
| Summit Restoration, LLC | 5.0★ (1) | In Groton |
| Superior Epoxy & Waterproofing LLC | 5.0★ (1) | 31 mi |
| Warwick Waterproofing | 5.0★ (2) | 38 mi |
National price ranges in USD, not adjusted for Groton. 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 50 Groton 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 Groton 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 |