18 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Yarmouth: Hydroseal Basement Waterproofing, CR Score 58/100; 5.0★ from 41 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Reynolds Roofing, posts 24/7 hours; ranked #4 of 18.
Most-reviewed: Hammer Basement Waterproofing, 160 Google reviews at 5.0★, the most of 18 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
18 Yarmouth foundation repair companies are ranked here by CR Score, from ten published factors. 3 are open 24/7, 12 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.9★ across 18 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Hydroseal Basement Waterproofing | 58 | 5.0★ (41) | Fairhaven, 34 mi away | Sat · Sun | Overall |
| 2 | Hammer Basement Waterproofing | 58 | 5.0★ (160) | New Bedford, 38 mi away | — | Most reviews |
| 3 | American Tile & Stone Design | 57 | 4.9★ (111) | Hyannis, 5 mi away | Sat | — |
| 4 | Reynolds Roofing | 54 | 4.8★ (16) | Eastham, 14 mi away | 24/7 | Emergencies |
| 5 | Jack And Sons Masonry | 54 | 5.0★ (69) | Andover, 32 mi away | Sat · Sun · Evenings | — |
| 6 | MassTech Roofing & Building | 53 | 4.9★ (62) | Abington, 40 mi away | 24/7 | — |
| 7 | Waterproofing repairs | 51 | 5.0★ (4) | Acushnet, 38 mi away | Sat · Evenings | — |
| 8 | Gormley Roofing & Remodeling | 50 | 4.9★ (17) | East Falmouth, 30 mi away | Sat · Sun · Evenings | — |
| 9 | Advance Chimney LLC | 50 | 4.9★ (23) | Mattapoisett, 25 mi away | Sat | — |
| 10 | All Square Concrete Foundation | 49 | 4.0★ (3) | Mattapoisett, 17 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 trade focus: 5.0★ from 41 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Bedford, 38 mi away
Ranked #2 because of its Google rating and review volume: 5.0★ from 160 Google reviews, the most in Yarmouth.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hyannis, 5 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 111 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Eastham, 14 mi away
Ranked #4 because of its Google rating and review volume: 4.8★ from 16 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Andover, 32 mi away
Ranked #5 because of its Google rating and review volume: 5.0★ from 69 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Abington, 40 mi away
Ranked #6 because of its Google rating and review volume: 4.9★ from 62 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Acushnet, 38 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Falmouth, 30 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 17 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mattapoisett, 25 mi away
Ranked #9 because of its Google rating and review volume: 4.9★ from 23 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mattapoisett, 17 mi away
Ranked #10 because of its Google rating and trade focus: 4.0★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in South Yarmouth, 8 mi away
Ranked #11 because of its Google rating and trade focus: 4.6★ from 7 Google reviews, listed on Google as “Landscaper”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Braintree, 40 mi away
Ranked #12 because of its Google rating and review volume: 5.0★ from 20 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Bedford, 37 mi away
Ranked #13 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Bedford, 37 mi away
Ranked #14 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Canton, 37 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Bedford, 37 mi away
Ranked #16 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Acushnet, 37 mi away
Ranked #17 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nantucket, 31 mi away
Ranked #18 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
13 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 |
|---|---|---|
| All-Phase Construction Inc. | 33 mi | |
| Coastal Exteriors | 40 mi | |
| E.C.Dubois Concrete foundations | 13 mi | |
| Gibson Waterproofing | 5.0★ (1) | 8 mi |
| Greenwood Industries | 36 mi | |
| GT Roofing and Construction | 3.5★ (2) | 36 mi |
| No 1 Foundation | 5.0★ (1) | 8 mi |
| Plymouth Concrete Foundations & Excavation | 28 mi | |
| Smart Start Foundation Waterproofing | 38 mi | |
| T.C. Tolis & Co., L.L.C. | 20 mi | |
| The Plymouth Foundation | 29 mi | |
| Valeri Construction | 5.0★ (1) | 19 mi |
| Von Kampen Waterproofing | 5.0★ (1) | 31 mi |
National price ranges in USD, not adjusted for Yarmouth. 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 Yarmouth 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 Yarmouth 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 |