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5 Best Foundation Repair Services in Philadelphia (2026)

Ranked by real Google ratings and review volume · How we chose

Brad Smith
By Brad Smith, Home Services Expert · ✓ Updated · 8 min read

We compared 17 foundation repair services in Philadelphia on Google Maps · 5 listed · How we rank

A crack in a basement wall or a dining room floor that dips toward one corner is the kind of problem that sends people looking for foundation repair services in Philadelphia, and in an older brick rowhome the cause is sometimes water rather than structure. The firms below hold more than 2,500 Google reviews between them, and most of those belong to one waterproofing company, so the profiles split between structural repair and basement waterproofing.

Short answer: Jamison Basement Waterproofing, based in Oreland outside the city, holds 5.0 stars from more than 1,800 Google reviews, the largest review base here, and leads with waterproofing. For structural work, MCG Construction Inc (4.9) lists beam replacement, foundation stabilization and facade rebuilds, and Philadelphia Foundation Repair & Waterproofing (5.0) lists piers, slab leveling and wall leveling.
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Structural Repair vs Waterproofing: The Shortlist

# Business Rating Reviews Best for
1 Jamison Basement Waterproofing 5.0 ★ 1,865 Wet basements and crawl spaces View ›
2 Basement Gurus 4.8 ★ 420 Sump pumps, drains and crawl spaces View ›
3 MCG Construction Inc 4.9 ★ 111 Structural and masonry repair View ›
4 Philadelphia Foundation Repair & Waterproofing 5.0 ★ 61 Concrete, piers and leveling View ›
5 Rightway Waterproofing 4.5 ★ 89 French drains and sump systems View ›
5 Best Foundation Repair Services in Philadelphia (2026)

Who does what below the floor

Jamison Basement Waterproofing logo
#1 Overall🕑 Open 7 days↩ Responds to reviews

Jamison Basement Waterproofing

5.01,865 Google reviews

Jamison Basement Waterproofing is a basement waterproofing company based in Oreland, Pennsylvania, outside Philadelphia. Its site lists drainage systems, sump pumps, crawl space waterproofing and encapsulation, wall crack repair and foundation repair, plus basement finishing, masonry and chimney services, and its headline covers Philadelphia, Princeton and Wilmington. Google shows it open every day until 9 PM.

What people praise

  • A reviewer had a French drain, wall vapor barrier and new sump pump installed over a weekend by a large crew
  • Another said a no-pressure quote was followed by crawlspace work, a sump pump and encapsulation within a week
  • A customer described a sump system installed in a single day, with floors and the basement covered
  • Two reviewers say they have recommended the company to family

Worth knowing

  • Reviewers name drainage, sump pump and crawl space jobs rather than structural repair
  • One reviewer found its quote higher than other bids but felt the thicker vapor barrier and grate drain system justified it
Reputation scorecardrank in Philadelphia
Rating5 / 5
Review volume1,865 · 97th
Confidencevery high
Recency5 weeks ago
Info completenesssite · phone · hours
Rating breakdown98% 5-star
✓ VerifiedSource: Google

Our take: The largest review base here and the strongest fit for a wet basement or crawl space. If the problem is a structural crack or a sagging floor, ask what its foundation repair involves.

1429 Ulmer Ave b, Oreland, PA 19075

Basement Gurus logo
#2🕑 Open 6 days/wk↩ Responds to reviews

Basement Gurus

4.8420 Google reviews

Basement Gurus is a Philadelphia waterproofing company on Rhawn Street. Its site covers waterproofing, mold, structural work and home improvement, and Google also lists building restoration and concrete contracting. Google shows it open Monday through Saturday from 8 AM to 8 PM.

What people praise

  • One reviewer said no water has entered the basement since a sump pump went in
  • A customer praised a project manager who sketched out the work, with plastic sheeting up to contain dust and the job done in one day
  • A buyer had structural problems addressed along with a Mira drain and crawlspace encapsulation, and called the price reasonable
  • Another reviewer said the company answered a sump pump question by text on a stormy night years after the install

Worth knowing

  • Reviews center on waterproofing, so ask how structural repairs are scoped and priced
Reputation scorecardrank in Philadelphia
Rating4.8 / 5
Review volume420 · 91st
Confidencehigh
Recency3 weeks ago
Info completenesssite · phone · hours
Rating breakdown93% 5-star
✓ VerifiedSource: Google

Our take: A well-reviewed Philadelphia address for sump pumps, French drains and crawl spaces, with some structural work mentioned by one buyer.

431 Rhawn St, Philadelphia, PA 19111

MCG Construction Inc logo
#3🕑 Open 7 days↩ Responds to reviews

MCG Construction Inc

4.9111 Google reviews

MCG Construction Inc is a Philadelphia structural repair and construction company on Sprague Street. Its site lists structural beam replacement, structural engineering services, column and post repair, foundation repair and stabilization, stucco repair, facade rebuilds, star bolt installation and basement waterproofing for homes and commercial properties.

What people praise

  • A reviewer had two shrinkage cracks in a basement wall repaired from inside and outside, with excavation, following a structural engineer's recommendations
  • Another had a dipping dining room floor fixed by addressing two rotting joists in a day
  • A customer finished a full facade replacement and structural repair in about the six weeks estimated
  • Reviewers mention respectful crews, clean work areas and repeat jobs

Worth knowing

  • Quote follow-up is worth pinning down at the visit, since one reviewer reported waiting on an estimate
Reputation scorecardrank in Philadelphia
Rating4.9 / 5
Review volume111 · 85th
Confidencemoderate
Recency5 months ago
Info completenesssite · phone · hours
Rating breakdown97% 5-star
✓ VerifiedSource: Google

Our take: Of these profiles, the site that leads with structural repair. A natural first call for cracks, joists and facade work.

5609-5615 Sprague St, Philadelphia, PA 19138

PH
#4🕑 Open 7 days↩ Responds to reviews

Philadelphia Foundation Repair & Waterproofing

5.061 Google reviews

Philadelphia Foundation Repair & Waterproofing is a basement waterproofing and foundation company whose Google address is a mailing suite on Chestnut Street. Its site lists waterproofing, underpinning, leak repair, sump pumps, French drains, crack repair, piers and beams, poly foam injection, slab lifting and leveling, wall leveling, load testing and crawl spaces, with Spanish-language pages. One reviewer refers to the crew as Hard Knox.

What people praise

  • A South Philadelphia homeowner with a basement sinkhole said the contractor arrived within an hour, found a sewage problem during the repair and had the concrete in the following week
  • A reviewer said a sump pump was installed in five hours
  • Another customer got a quote on a Saturday and the work done the next Saturday, after other firms had them waiting close to two months
  • Reviewers describe Ed as honest, upfront and responsive

Worth knowing

  • The Google address is a mailing suite rather than a yard or shop, so book through the phone and ask for an on-site visit
  • The smallest review base on this page
Reputation scorecardrank in Philadelphia
Rating5 / 5
Review volume61 · 74th
Confidenceearly
Recencyabout a year ago
Info completenesssite · phone · hours
Rating breakdown97% 5-star
✓ VerifiedSource: Google

Our take: A 5.0 rating and a site that lists piers, slab leveling and wall leveling, but on the smallest review base here. Ask for details on any pier or leveling work.

325 Chestnut St Ste 876 #121, Philadelphia, PA 19106

Rightway Waterproofing logo
#5🕑 Open 5 days/wk↩ Responds to reviews

Rightway Waterproofing

4.589 Google reviews

Rightway Waterproofing is a waterproofing company on Agate Street in Philadelphia, listed on Google as a waterproofing service and general contractor. Reviewers describe French drain and sump pump installs, mold remediation with partial demolition, and one job reinstalling carbon-fiber wall straps that a previous contractor had fitted incorrectly.

What people praise

  • A reviewer said a crew of nine finished a French drain system in one day and moved and reconnected appliances
  • A first-time homeowner had demolition, mold remediation, a sump pump and a French drain done in one day before moving in
  • Another said the owner talked them through troubleshooting a sump pump over the phone
  • A customer noted that the pricing was competitive with other local contractors

Worth knowing

  • The lowest rating on this page, 4.5, with a handful of one-star ratings
  • Google shows weekday hours only
Reputation scorecardrank in Philadelphia
Rating4.5 / 5
Review volume89 · 79th
Confidenceearly
Recency2 months ago
Info completenesssite · phone · hours
Rating breakdown87% 5-star
✓ VerifiedSource: Google

Our take: A waterproofing-led firm with detailed praise for drains and sump pumps. Its rating trails the others, so read the low reviews before deciding.

3300 Agate St, Philadelphia, PA 19134

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How the scores are built

Every number on this page is computed from public Google data on the date shown, not from opinion or payment. Rating is the business’s live Google star average. Review volume is how many customers have rated it. Confidence weighs the rating by that volume, so a 5.0 from thousands of people carries more weight than a 5.0 from a few dozen. Recency reflects how recently customers are still leaving reviews. No business can pay to change these numbers.

What drives foundation repair pricing in Philadelphia

Foundation repair pricing depends on the cause (water, settlement or a failed beam), how much excavation is involved, the materials used and the access to the basement. One Jamison reviewer chose it despite a higher price because of thicker materials, while a Rightway reviewer called its pricing competitive with other local contractors, so compare scopes as well as totals. Get a written, itemized estimate.

Foundation repair across Philadelphia and nearby

Basement Gurus, MCG Construction, Philadelphia Foundation Repair & Waterproofing and Rightway Waterproofing list Philadelphia addresses, while Jamison is in Oreland and names Philadelphia, Princeton and Wilmington in its headline. Searching for foundation repair near me? Each listing below shows a phone number and directions.

Questions to ask before anyone digs

  • Is the problem structural, water-related or both, and what evidence supports that?
  • Do you recommend a structural engineer’s assessment before repairs?
  • What warranty applies, and is it transferable?
  • Who does the work, your own crew or subcontractors?
  • Will the quote itemize excavation, materials and cleanup?

Frequently asked questions

Is a waterproofing company the same as a foundation repair company?

Not always. Jamison, Basement Gurus and Rightway lead with waterproofing, drains and sump pumps. MCG Construction and Philadelphia Foundation Repair & Waterproofing list structural services such as beam replacement, piers and wall leveling on their sites.

What structural repairs do these sites list?

MCG’s site lists structural beam replacement, column and post repair, foundation stabilization, stucco repair and facade rebuilds. Philadelphia Foundation Repair & Waterproofing lists piers and beams, poly foam injection, slab lifting and leveling, wall leveling and load testing.

Who can I call after a heavy storm floods my basement?

Reviewers describe sump pump and French drain work at Jamison, Basement Gurus, Rightway and Philadelphia Foundation Repair & Waterproofing. One Basement Gurus customer said the company replied to a text during a flash flood warning and walked the customer through restarting a sump pump.

Is one of these firms based outside Philadelphia?

Yes, Jamison Basement Waterproofing is in Oreland, Pennsylvania. Philadelphia Foundation Repair & Waterproofing lists a mailing suite on Chestnut Street as its address, so confirm where the crew works from.

Where to begin

For a wet basement or crawl space, Jamison has the deepest review history here. For a cracked wall, rotted joists or a facade, start with MCG. Whoever you call, ask whether the fix is water control or structural and get the plan in writing.

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