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Best Foundation Repair Companies in Seabrook, NH (2026)

103 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Seabrook: Bigfoot Waterproofing, CR Score 62/100; 5.0★ from 107 Google reviews; open 7 days a week.

  2. 2

    Best for emergencies (open 24/7): Unique Asphalt Paving, posts 24/7 hours; ranked #2 of 103.

  3. 30

    Most-reviewed: Basement Improvements, LLC, 343 Google reviews at 4.9★, the most of 103 ranked; ranked #30.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

103 Seabrook foundation repair companies are ranked here by CR Score, from ten published factors. 23 are open 24/7, 74 open Saturdays and 44 open Sundays, based on posted hours. The median Google rating is 5.0★ across 103 rated businesses.

Top 10 foundation repair companies in Seabrook at a glance

Top 10 foundation repair companies in Seabrook at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Bigfoot Waterproofing625.0★ (107)Andover, 17 mi awaySat · Sun · EveningsOverall
2Unique Asphalt Paving614.9★ (40)Haverhill, 13 mi away24/7Emergencies
3NH Dry Basement594.9★ (69)Barrington, 25 mi awaySat · Sun · Evenings—
4Groundworks594.8★ (123)Burlington, 33 mi awaySat · Sun · Evenings—
5Metro Masonry & foundation, waterproofing585.0★ (233)Cambridge, 38 mi away24/7—
6TC Hafford Basement Systems584.6★ (290)Biddeford, 33 mi awaySat · Evenings—
7Dynamite waterproofing and masonry574.8★ (81)Boston, 38 mi awaySat · Sun · Evenings—
8Bruno Guerriero Construction Inc.575.0★ (25)Boston, 38 mi away24/7—
9Lapans Basement Waterproofing575.0★ (19)Andover, 24 mi awaySat · Sun · Evenings—
10Stateline Masonry & Waterproofing565.0★ (106)Waltham, 39 mi away24/7—

The 103 best foundation repair companies in Seabrook, ranked

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.

  1. Based in Barrington, 25 mi away

    59/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 69 Google reviews, listed on Google as “Waterproofing service”.

    • 4.9★ from 69 Google reviews
    Hours
    Mon–Sun 7 AM–7 PM
    Address
    110 Isinglass Cir, Barrington, NH 03825
  2. Based in Burlington, 33 mi away

    59/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.8★ from 123 Google reviews, listed on Google as “Waterproofing service”.

    • 4.8★ from 123 Google reviews
    Hours
    Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
    Address
    1500 District Ave, Burlington, MA 01803
  3. Based in Eliot, 6 mi away

    55/100CR Score

    Ranked #17 because of its Google rating and review volume: 4.9★ from 40 Google reviews.

    • 4.9★ from 40 Google reviews
    Hours
    Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
  4. Based in Tewksbury, 29 mi away

    53/100CR Score

    Ranked #23 because of its Google rating and review volume: 4.9★ from 238 Google reviews.

    • 4.9★ from 238 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 7 AM–3 PM · Sun closed
    Address
    525 Woburn St #4, Tewksbury, MA 01876

Foundation repair companies ranked #26 to #50

#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 103 ranked foundation repair companies here; the rest are on their profiles.

foundation repair companies in Seabrook, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26C&M Construction Waterproofing535.0★ (7)34 mi
27Affordable Chimney Sweeps534.9★ (224)19 mi
28Boston District's Waterproofing534.9★ (27)38 mi
29NH Groundscapes, LLC (NHG)534.9★ (56)34 mi
30Basement Improvements, LLC534.9★ (343)40 mi
31Local masonry & Waterproofing525.0★ (4)17 mi
32Sweepnman, Inc.524.9★ (264)25 mi
33All For U Roofing & Masonry525.0★ (53)39 mi
34Knights masonry & foundation waterproofing525.0★ (19)40 mi
35Newlay Masonry Inc525.0★ (112)40 mi
36Rain and Shine Masonry, Foundation Waterproofing, Chimney Repairs, Boston524.7★ (19)38 mi
37Keller Waterproofing & Foundation Specialists524.7★ (34)36 mi
38LaPorte Masonry & Waterproofing Inc.525.0★ (29)37 mi
39G. Spaulding Basement Waterproofing525.0★ (4)13 mi
40Academy masonry & Construction515.0★ (77)38 mi
41American Concrete Foundations515.0★ (3)11 mi
42Erickson Construction Co., Inc.514.6★ (13)27 mi
43Pacific Landscaping & Construction514.9★ (96)30 mi
44Profix Masonry, Waterproofing & Restoration514.8★ (26)36 mi
45MasonryKing Foundation Waterproofing & Construction515.0★ (30)32 mi
46Associated Concrete Coatings514.7★ (12)30 mi
47Exceptional Masonry & Waterproofing505.0★ (7)26 mi
48YC contractors inc505.0★ (3)31 mi
49Youngs boys general construction inc504.6★ (9)23 mi
50Boston Foundation Repair505.0★ (7)38 mi

Also serving Seabrook

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.

How much do foundation repair companies cost in Seabrook?

National price ranges in USD, not adjusted for Seabrook. Each row names its basis and the month we checked it.

How much do foundation repair companies cost in Seabrook?
JobLowTypicalHighBasisChecked
Foundation repair$2,225$5,174$8,133Per project: typical range of customer-reported repairs. US national rangeOctober 2026

How we ranked Seabrook foundation repair companies

We scored 103 Seabrook 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Seabrook data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Foundation repair companies in Seabrook: frequently asked questions

Who is the best foundation repair company in Seabrook?

By CR Score, the highest-ranked foundation repair company in Seabrook, NH is Bigfoot Waterproofing with a CR Score of 62/100. It has 5.0★ from 107 Google reviews. It is open 7 days a week. Unique Asphalt Paving (#2) and NH Dry Basement (#3) follow. We ranked 103 foundation repair companies on ten factors, last updated October 22, 2026.

How many foundation repair companies are there in Seabrook?

ContractorsRanked ranks 103 foundation repair companies serving Seabrook, NH. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which foundation repair companies in Seabrook are open 24/7?

23 ranked foundation repair companies in Seabrook post 24/7 hours. The highest-ranked are Unique Asphalt Paving (#2), Metro Masonry & foundation, waterproofing (#5) and Bruno Guerriero Construction Inc. (#8). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which foundation repair companies in Seabrook work on weekends?

74 of 103 ranked foundation repair companies post Saturday hours and 44 post Sunday hours. The highest-ranked open Saturdays are Bigfoot Waterproofing (#1), Unique Asphalt Paving (#2) and NH Dry Basement (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does foundation repair cost in Seabrook?

Foundation repair typically costs $2,225 to $8,133, with $5,174 typical (Per project: typical range of customer-reported repairs. US national range). This is a national range, not adjusted for Seabrook. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Seabrook foundation repair companies have?

The median Google rating among 103 rated foundation repair companies in Seabrook is 5.0★, with a median of 20 reviews. Basement Improvements, LLC has the most, 343 reviews, and ranks #30. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank foundation repair companies?

Each foundation repair company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do foundation repair companies outside Seabrook count in this ranking?

Yes, if they are within 40 mi of the Seabrook city center, our service radius for foundation repair companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Seabrook

  1. October 2026: CR Scores recalculated for 103 foundation repair companies serving Seabrook.

More foundation repair companies and Seabrook pages

Other trades in Seabrook