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Best Foundation Repair Companies in Harrisburg, PA (2026)

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

The short answer

  1. 1

    Best overall in Harrisburg: American Waterproofers Inc, CR Score 59/100; 4.9★ from 64 Google reviews; open Saturdays until 1 PM.

  2. 4

    Best for emergencies (open 24/7): ROOFX Roofing, posts 24/7 hours; ranked #4 of 33.

  3. 16

    Most-reviewed: The Exterior Company, 2,185 Google reviews at 4.8★, the most of 33 ranked; ranked #16.

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

33 Harrisburg foundation repair companies are ranked here by CR Score, from ten published factors. 5 are open 24/7, 23 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.9★ across 33 rated businesses.

Top 10 foundation repair companies in Harrisburg at a glance

Top 10 foundation repair companies in Harrisburg at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1American Waterproofers Inc594.9★ (64)HarrisburgSat · EveningsOverall
2Groundworks594.9★ (113)Camp Hill, 18 mi awaySat · Sun · Evenings—
3The Basement Expert585.0★ (27)HarrisburgSat—
4ROOFX Roofing585.0★ (133)Harrisburg24/7Emergencies
5Basement Gurus LLC584.9★ (185)Lancaster, 31 mi awaySat · Sun—
658 Foundations & Waterproofing574.9★ (140)Red Lion, 30 mi awaySat · Sun · Evenings—
7MK Basement Waterproofing575.0★ (23)East York, 13 mi awaySat · Sun · Evenings—
8Groundworks574.6★ (124)York, 23 mi awaySat · Sun · Evenings—
9Basement Waterproofing Solutions554.5★ (41)York, 24 mi awaySat · Sun · Evenings—
10WCDry Basement Waterproofing545.0★ (10)West Chester, 21 mi awaySat · Sun · Evenings—

The 33 best foundation repair companies in Harrisburg, 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.

  2. #2 Groundworks

    Based in Camp Hill, 18 mi away

    59/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 113 Google reviews, listed on Google as “Waterproofing service”.

    • 4.9★ from 113 Google reviews
    Hours
    Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
    View profile for Groundworks(717) 946-8986

  3. #3 The Basement Expert

    Based in Harrisburg

    58/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Waterproofing service”.

    • 5.0★ from 27 Google reviews
    Hours
    Mon–Sat 8 AM–6 PM · Sun closed
    Address
    1151 Countryside Dr, Harrisburg, PA 17110
    View profile for The Basement Expert(570) 847-1141

  4. #4 ROOFX Roofing

    Based in Harrisburg

    58/100CR Score

    Ranked #4 because of its Google rating and review volume: 5.0★ from 133 Google reviews.

    • 5.0★ from 133 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6291 Lyters Ln, Harrisburg, PA 17111
    View profile for ROOFX Roofing(717) 219-4179

  5. #5 Basement Gurus LLC

    Based in Lancaster, 31 mi away

    58/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 185 Google reviews, listed on Google as “Waterproofing service”.

    • 4.9★ from 185 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    2348 Harrisburg Pike, Lancaster, PA 17601
    View profile for Basement Gurus LLC(800) 834-6584

  8. #8 Groundworks

    Based in York, 23 mi away

    57/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.6★ from 124 Google reviews, listed on Google as “Waterproofing service”.

    • 4.6★ from 124 Google reviews
    Hours
    Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
    Address
    800 E King St Suite 518, York, PA 17403
    View profile for Groundworks(717) 862-7381

  16. #16 The Exterior Company

    Based in Lancaster, 34 mi away

    53/100CR Score

    Ranked #16 because of its Google rating and review volume: 4.8★ from 2,185 Google reviews, the most in Harrisburg.

    • 4.8★ from 2,185 Google reviews
    Hours
    Mon–Sat 8 AM–5 PM · Sun closed
    Address
    311 Harrisburg Ave, Lancaster, PA 17603
    View profile for The Exterior Company(717) 621-5097

  23. #23 SMITH WATERPROOFING

    Based in Columbia, 25 mi away

    50/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Contractor”.

    • 5.0★ from 27 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
    Address
    214 N 2nd St, Wrightsville, PA 17368
    View profile for SMITH WATERPROOFING(717) 252-3000

All 33 foundation repair companies

#1 to #25 are shown in full above. Here are #26 to #33, in CR Score order; each links to its profile.

foundation repair companies in Harrisburg, ranks 26 to 33
RankBusinessCR ScoreGoogle ratingDistance
26Hanover Concrete Company493.9★ (43)30 mi
27DK Contracting485.0★ (11)31 mi
28Down East Granite485.0★ (5)In Harrisburg
29Home Paramount Pest Control474.5★ (93)32 mi
30Donald B. Smith Inc444.1★ (20)34 mi
31Ensminger Builder, Inc434.0★ (4)17 mi
32J & E Masonry Restoration425.0★ (8)38 mi
33Keenen Contracting LLC424.2★ (10)36 mi

Also serving Harrisburg

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 Harrisburg
BusinessGoogle ratingDistance
Aardvark Waterproofing LLC5.0★ (2)31 mi
Alexander Property Repair and Restoration5.0★ (12)In Harrisburg
An'T Masonry5.0★ (2)In Harrisburg
Apex Concrete & Masonry LLC3.0★ (2)In Harrisburg
Central Penn Waterproofing4.0★ (1)In Harrisburg
Central Penn Waterproofing5.0★ (1)17 mi
Deco Sealers5.0★ (2)39 mi
Division 7 contracting llc5.0★ (1)26 mi
Gettysburg Concrete Co.4.5★ (2)37 mi
Helpful Handyman Services,LLC5.0★ (294)In Harrisburg
Highlander Waterproofing & Foundation RepairIn Harrisburg
Hitman Construction Inc.4.6★ (56)In Harrisburg
Lancaster Waterproofing Solutions5.0★ (2)35 mi
Legendary Concrete Harrisburg5.0★ (9)In Harrisburg
McNaughton Homes Parliament Model at Wilshire EstatesIn Harrisburg
NB Ward Builders5.0★ (4)In Harrisburg
New Outlook Landscaping4.9★ (121)In Harrisburg
Nicholas Evanoff Roofing Co1.0★ (1)In Harrisburg
Precision Basements5.0★ (1)38 mi
Walter W. Zeigler's Sons5.0★ (2)22 mi

How much do foundation repair companies cost in Harrisburg?

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

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

How we ranked Harrisburg foundation repair companies

We scored 33 Harrisburg 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 Harrisburg 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 Harrisburg: frequently asked questions

Who is the best foundation repair company in Harrisburg?

By CR Score, the highest-ranked foundation repair company in Harrisburg, PA is American Waterproofers Inc with a CR Score of 59/100. It has 4.9★ from 64 Google reviews. It is open Saturdays until 1 PM. Groundworks (#2) and The Basement Expert (#3) follow. We ranked 33 foundation repair companies on ten factors, last updated October 22, 2026.

How many foundation repair companies are there in Harrisburg?

ContractorsRanked ranks 33 foundation repair companies serving Harrisburg, PA. 4 of them are based in Harrisburg; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

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

5 ranked foundation repair companies in Harrisburg post 24/7 hours. The highest-ranked are ROOFX Roofing (#4), Ageless Waterproofing Systems (#11) and Moonshot Roofing, LLC (#15). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which foundation repair companies in Harrisburg work on weekends?

23 of 33 ranked foundation repair companies post Saturday hours and 14 post Sunday hours. The highest-ranked open Saturdays are American Waterproofers Inc (#1), Groundworks (#2) and The Basement Expert (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does foundation repair cost in Harrisburg?

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

What Google rating do Harrisburg foundation repair companies have?

The median Google rating among 33 rated foundation repair companies in Harrisburg is 4.9★, with a median of 27 reviews. The Exterior Company has the most, 2,185 reviews, and ranks #16. 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 Harrisburg count in this ranking?

Yes, if they are within 40 mi of the Harrisburg 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 Harrisburg

  1. October 2026: CR Scores recalculated for 33 foundation repair companies serving Harrisburg.

More foundation repair companies and Harrisburg pages

Other trades in Harrisburg