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Best Foundation Repair Companies in Roslyn Heights, NY (2026)

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

The short answer

  1. 1

    Best overall in Roslyn Heights: HRC Waterproofing, CR Score 61/100; 4.9★ from 77 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Bonded Waterproofing Solutions, posts 24/7 hours; ranked #2 of 552.

  3. 29

    Most-reviewed: Quality 1st Basement Systems, 1,961 Google reviews at 4.8★, the most of 552 ranked; ranked #29.

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

552 Roslyn Heights foundation repair companies are ranked here by CR Score, from ten published factors. 148 are open 24/7, 450 open Saturdays and 340 open Sundays, based on posted hours. The median Google rating is 5.0★ across 552 rated businesses.

Top 10 foundation repair companies in Roslyn Heights at a glance

Top 10 foundation repair companies in Roslyn Heights at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1HRC Waterproofing614.9★ (77)Jamaica, 11 mi away24/7Overall
2Bonded Waterproofing Solutions615.0★ (130)Bergenfield, 21 mi away24/7Emergencies
3BOCCIA - Waterproofing & Masonry Specialists604.7★ (115)Garden City Park, 4 mi awaySat · Sun · Evenings—
4A.M. Shield Waterproofing Corp.605.0★ (215)Albertson, 1 mi away——
5StrongBuild Masonry & Construction, Chimney repair, Foundation Waterproofing595.0★ (72)Jersey City, 24 mi away24/7—
6ARD Waterproofing595.0★ (146)Caldwell, 33 mi away24/7—
7Blue Umbrella Waterproofing595.0★ (412)Cranford, 36 mi awaySat · Sun · Evenings—
8B Altmans Waterproofing594.8★ (136)Staten Island, 28 mi away24/7—
9Vulcan Basement Waterproofing594.5★ (23)Hicksville, 8 mi away24/7—
10JJM Roofing & Waterproofing594.9★ (93)Westbury, 5 mi away24/7—

The 552 best foundation repair companies in Roslyn Heights, 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. Ranked #1 in Roslyn Heights

    Based in Jamaica, 11 mi away

    61/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 77 Google reviews, listed on Google as “Waterproofing service”.

    • 4.9★ from 77 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    116-14 142nd St, Jamaica, NY 11436
  2. Based in Caldwell, 33 mi away

    59/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 146 Google reviews, listed on Google as “Waterproofing service”.

    • 5.0★ from 146 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    98 Smull Ave, West Caldwell, NJ 07006
  3. Based in Staten Island, 28 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 136 Google reviews, listed on Google as “Waterproofing service”.

    • 4.8★ from 136 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    304 Gower St building b, Staten Island, NY 10314
  4. 58/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Waterproofing service”.

    • 5.0★ from 24 Google reviews
    Hours
    Mon–Tue 8 AM–10 PM · Wed 8 AM–9 PM · Thu–Fri 8 AM–10 PM · Sat–Sun 8:30 AM–10 PM
    Address
    2058 Cruger Ave, Bronx, NY 10462
  5. Based in Ridgefield, 38 mi away

    57/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 86 Google reviews, listed on Google as “Waterproofing service”.

    • 4.9★ from 86 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    18 Highview Rd, Ridgefield, CT 06877

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

foundation repair companies in Roslyn Heights, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Basement Waterproofing Brooklyn Pros575.0★ (21)17 mi
27Thomas James Roofing and Waterproofing564.9★ (51)12 mi
28Genstar Masonry and Landscaping565.0★ (479)14 mi
29Quality 1st Basement Systems564.8★ (1,961)39 mi
30A-1 Basement Solutions564.9★ (320)36 mi
31MG Basement Waterproofing Yonkers564.8★ (19)16 mi
32EA Chimney And Roofing Corp565.0★ (107)10 mi
33Pappy's Ultimate Construction, Drainage & Waterproofing565.0★ (102)26 mi
34Rainstorm Waterproof & Masonry565.0★ (32)13 mi
35Smart Roofers NY565.0★ (162)16 mi
36Vulcan Basement Waterproofing565.0★ (3)13 mi
37Oberoi Construction - Masonry & Waterproofing NYC564.8★ (98)11 mi
38Jean's Waterproofing Inc565.0★ (7)22 mi
39Richmond Waterproofing564.2★ (25)24 mi
40Rockford Waterproofing Construction565.0★ (5)19 mi
41Diamond Masonry & Waterproofing555.0★ (45)9 mi
42RSG Caulking & Waterproofing553.7★ (3)12 mi
43We Fix Cracks554.8★ (18)21 mi
44COUNTY ROOFING SYSTEMS554.9★ (95)11 mi
45Rain King Waterproofing555.0★ (4)20 mi
46Xavier Bsmtwaterproofing Repairs Corp554.3★ (6)11 mi
47Complete Basement Systems554.9★ (57)14 mi
48Kaon Home Improvements Inc555.0★ (78)13 mi
49Power Roofing Queens NY555.0★ (105)7 mi
50Crack Pros555.0★ (10)30 mi

Also serving Roslyn Heights

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.

Unranked foundation repair companies serving Roslyn Heights
BusinessGoogle ratingDistance
Ajrin Construction Inc.5.0★ (2)15 mi
Apax Concrete & Paving Expert’s5.0★ (17)In Roslyn Heights
Aslam Roofing and Waterproofing.5.0★ (2)7 mi
Crown Waterproofing4.5★ (2)12 mi
Diamond NY Construction3.0★ (2)13 mi
I.K Construction5.0★ (2)12 mi
Innovate Builders Inc3.0★ (2)7 mi
Liberty Masonry & Waterproofing1.0★ (2)16 mi
Maestro Builders Corporation5.0★ (2)15 mi
Neptune Construction NY Inc5.0★ (2)17 mi
New Life Mason & Waterproofing4.5★ (2)15 mi
NYC DOB Local Law 11 Facade Repairs Contractors5.0★ (2)15 mi
Power Roofing & Siding Bushwick Brooklyn5.0★ (2)16 mi
Power Roofing & Siding Williamsburg5.0★ (2)16 mi
Shoot Installers INC.5.0★ (2)14 mi
Sullivan Waterproofing and Restoration5.0★ (2)17 mi
The Foundation & Basement Expert5.0★ (2)17 mi
Torres Line Construction5.0★ (2)5 mi
Tur Contracting Inc.3.0★ (2)15 mi
Waterproofing Restoration of Baldwin5.0★ (2)10 mi

How much do foundation repair companies cost in Roslyn Heights?

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

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

How we ranked Roslyn Heights foundation repair companies

We scored 552 Roslyn Heights 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 Roslyn Heights 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 Roslyn Heights: frequently asked questions

Who is the best foundation repair company in Roslyn Heights?

By CR Score, the highest-ranked foundation repair company in Roslyn Heights, NY is HRC Waterproofing with a CR Score of 61/100. It has 4.9★ from 77 Google reviews. It is open 24/7. Bonded Waterproofing Solutions (#2) and BOCCIA - Waterproofing & Masonry Specialists (#3) follow. We ranked 552 foundation repair companies on ten factors, last updated October 22, 2026.

How many foundation repair companies are there in Roslyn Heights?

ContractorsRanked ranks 552 foundation repair companies serving Roslyn Heights, NY. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which foundation repair companies in Roslyn Heights are open 24/7?

148 ranked foundation repair companies in Roslyn Heights post 24/7 hours. The highest-ranked are HRC Waterproofing (#1), Bonded Waterproofing Solutions (#2) and StrongBuild Masonry & Construction, Chimney repair, Foundation Waterproofing (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which foundation repair companies in Roslyn Heights work on weekends?

450 of 552 ranked foundation repair companies post Saturday hours and 340 post Sunday hours. The highest-ranked open Saturdays are HRC Waterproofing (#1), Bonded Waterproofing Solutions (#2) and BOCCIA - Waterproofing & Masonry Specialists (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does foundation repair cost in Roslyn Heights?

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 Roslyn Heights. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Roslyn Heights foundation repair companies have?

The median Google rating among 552 rated foundation repair companies in Roslyn Heights is 5.0★, with a median of 18 reviews. Quality 1st Basement Systems has the most, 1,961 reviews, and ranks #29. 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 Roslyn Heights count in this ranking?

Yes, if they are within 40 mi of the Roslyn Heights 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 Roslyn Heights

  1. October 2026: CR Scores recalculated for 552 foundation repair companies serving Roslyn Heights.

More foundation repair companies and Roslyn Heights pages

Other trades in Roslyn Heights