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5 Best Foundation Repair Services in St. Louis (2026)

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

Brad Smith
By Brad Smith, Home Services Expert · ✓ Updated · 7 min read

We compared 15 foundation repair services in St. Louis on Google Maps · 5 listed · How we rank

A crack that leaks or a wall that bows is not a repair you want to guess at. The foundation repair services in St. Louis below have logged more than 5,700 Google reviews between them, and every one is rated 4.7 or higher, so the difference comes down to what each company builds and fixes: piers, wall bracing, crack injection, sump pumps or drainage.

Short answer: Helitech Waterproofing & Foundation Repair has the largest review base, a 4.9 from more than 2,800 Google reviews, and Foundation Recovery Systems St Louis has a 4.8 from more than 2,100. Jet Foundation Repair holds a perfect 5.0 on a smaller base. No prices are published here.
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Foundation Repair Companies Side by Side

# Business Rating Reviews Best for
1 Helitech Waterproofing & Foundation Repair 4.9 ★ 2,815 Waterproofing plus structural repair View ›
2 Foundation Recovery Systems St Louis 4.8 ★ 2,146 Bowing walls and press piers View ›
3 Perma Jack of St. Louis 4.9 ★ 400 Crack injection and drainage View ›
4 Jet Foundation Repair 5.0 ★ 163 Engineer-led inspections View ›
5 Ram Jack St. Louis 4.7 ★ 219 Pier replacement and waterproofing View ›
5 Best Foundation Repair Services in St. Louis (2026)

Who does what, reviewed

Helitech Waterproofing & Foundation Repair logo
#1 Overall🕑 Open 7 days↩ Responds to reviews

Helitech Waterproofing & Foundation Repair

4.92,815 Google reviews

Helitech Waterproofing & Foundation Repair is based in Caseyville, Illinois, and serves the greater St. Louis area. Its site covers basement waterproofing, foundation repair, concrete leveling and crawl space repair, with solutions such as helical piers, wall anchors, carbon fiber wall reinforcement and sump pumps. The site also cites nine BBB awards. Helitech's own pages list service areas in several other states as well.

What people praise

  • One reviewer had brace support and waterproofing done in a basement and praised the crew's updates and cleanup
  • Another describes a waterproofing and sump pump installation with each step explained beforehand
  • A reviewer who had a driveway and sidewalk poured says the crew was on time each day with no mess left behind
  • Reviewers name individual crew members and sales staff as polite and punctual

Worth knowing

  • Based in Caseyville, Illinois, so ask about coverage and scheduling for a job on the Missouri side
Reputation scorecardrank in St. Louis
Rating4.9 / 5
Review volume2,815 · 97th
Confidencevery high
Recency4 weeks ago
Info completenesssite · phone · hours
Rating breakdown96% 5-star
✓ VerifiedSource: Google

Our take: It has the largest review base on this page and a 4.9 rating, and the work reviewers describe spans both structural repair and basement water control. A good fit if your problem might involve both.

8251 Bunkum Rd, Caseyville, IL 62232

Foundation Recovery Systems St Louis logo
#2🕑 Open 7 days↩ Responds to reviews

Foundation Recovery Systems St Louis

4.82,146 Google reviews

Foundation Recovery Systems St Louis operates from Fenton, Missouri. Reviewers describe repairs to a bowing basement wall, installation of press piers along a house wall, and sump pump installs. Crews and sales technicians are named throughout its reviews.

What people praise

  • One reviewer describes a crew repairing a bowing basement wall in a tight excavation area and leaving the basement clean
  • A reviewer who had press piers installed says the work finished within budget and ahead of the estimated time
  • Reviewers praise sales staff who explained the foundation problem before the work
  • A sump pump customer says the technicians explained everything as they worked

Worth knowing

  • One reviewer describes a concrete leveling job where a follow-up repair was slow to be scheduled
Reputation scorecardrank in St. Louis
Rating4.8 / 5
Review volume2,146 · 90th
Confidencevery high
Recency3 weeks ago
Info completenesssite · phone · hours
Rating breakdown94% 5-star
✓ VerifiedSource: Google

Our take: A large review base at 4.8, with praise aimed at structural crews on wall and pier work. Ask for the follow-up process in writing if your job involves concrete leveling.

1625 Larkin Williams Rd, Fenton, MO 63026

Perma Jack of St. Louis logo
#3🕑 Open 5 days/wk↩ Responds to reviews

Perma Jack of St. Louis

4.9400 Google reviews

Perma Jack of St. Louis works from Manchester, Missouri, and specializes in foundation settlement, wet basements, wall cracks and bowed walls. Its site says it has nearly 50 years of experience with residential and commercial property owners and uses custom designed systems rather than one-size solutions. Reviewers describe crack injection, a French drain, an interior drain with a sump pump and foundation work on a garage and bathroom.

What people praise

  • Two reviewers say its bid came in lower than other quotes they received
  • One reviewer describes crack repair to stop a leak, done by a courteous crew that cleaned up
  • A homeowner who had an interior drain and sump pump installed says materials went through a basement window rather than through the house
  • A reviewer says the crew walked through all the completed work in detail

Worth knowing

  • Google lists weekday hours only
Reputation scorecardrank in St. Louis
Rating4.9 / 5
Review volume400 · 83rd
Confidencehigh
Recency3 weeks ago
Info completenesssite · phone · hours
Rating breakdown97% 5-star
✓ VerifiedSource: Google

Our take: A 4.9 with a mid-sized review base, and reviewers keep coming back to price and tidy crews. Good for leaking cracks and drainage as well as settlement.

1127 Country Stone Dr, Manchester, MO 63088

Jet Foundation Repair logo
#4🕑 Open 7 days↩ Responds to reviews

Jet Foundation Repair

5.0163 Google reviews

Jet Foundation Repair is a St. Louis area company whose site describes it as employee-owned and engineer-led, with a free foundation inspection. The site names a co-founder who is a mechanical engineer and lists BBB accreditation and insurance. Its services include leaning and bowing wall stabilization and other structural repair. Reviewers mention a sump pump with a channel drain, a retaining wall crack and basement work.

What people praise

  • Reviewers describe the technicians explaining options in plain language
  • Several reviewers call the quotes reasonable, and one says they never felt oversold
  • One reviewer says a retaining wall crack that several other companies could not fix was repaired smoothly
  • Reviewers say scheduling was quick

Worth knowing

  • The smallest review base on this page, though every Google rating is five stars
Reputation scorecardrank in St. Louis
Rating5 / 5
Review volume163 · 70th
Confidencemoderate
Recency13 days ago
Info completenesssite · phone · hours
Rating breakdown100% 5-star
✓ VerifiedSource: Google

Our take: A perfect 5.0 across more than 160 reviews, with consistent praise for clear explanations.

3636 S Geyer Rd, St. Louis, MO 63127

Ram Jack St. Louis logo
#5🕑 Open 5 days/wk↩ Responds to reviews

Ram Jack St. Louis

4.7219 Google reviews

Ram Jack St. Louis is based in Arnold, Missouri, and serves St. Louis and St. Charles according to its site. It offers foundation repair, concrete solutions, basement and crawlspace waterproofing, and concrete lifting and leveling, and the site mentions a life of structure limited warranty. Reviewers describe replacing piers a previous company installed, and a basement waterproofing and egress window job.

What people praise

  • One reviewer had piers replaced after a previous company's work and praised the daily updates
  • A reviewer says the estimate was thorough and clear rather than a few vague line items
  • One reviewer says the crew was quick to fix a couple of issues that came up
  • A reviewer says the crew finished a three day clean up and install

Worth knowing

  • One lower-rated review describes a crack that leaked after pier installation
Reputation scorecardrank in St. Louis
Rating4.7 / 5
Review volume219 · 77th
Confidencehigh
Recency5 months ago
Info completenesssite · phone · hours
Rating breakdown91% 5-star
✓ VerifiedSource: Google

Our take: Reviewers value its communication, especially on jobs repairing earlier work. It carries the lowest rating here at 4.7, and its reviews include one detailed complaint.

1000 Fox Chase Industrial Dr, Arnold, MO 63010

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How the scores work

Rating is the live Google star average. Review volume shows how many customers have rated each company. Confidence weighs the rating by that volume, so a 4.8 from thousands of people counts for more than a 5.0 from a few dozen. Recency reflects how recently customers still leave reviews.

What drives foundation repair costs in St. Louis

No prices are published here. Foundation repair is quoted per job, and the total depends on the method (piers, wall bracing, crack injection or drainage), how much excavation is needed, and how many repair points the inspection finds. Get a written scope from each company before comparing quotes, and check what the quote says about extra depth or hidden conditions.

Where these companies work from

These companies work from different bases: Helitech from Caseyville, Illinois, Foundation Recovery Systems from Fenton, Perma Jack from Manchester, Ram Jack from Arnold and Jet Foundation Repair from S Geyer Rd. Looking for foundation repair near me? Each listing below has a phone number and directions.

Questions to ask a foundation repair contractor

  • What caused the problem, and does the proposed repair fix the cause or the symptom?
  • Who will be on site doing the work, and who is my point of contact?
  • Is the inspection free, and is the quote itemized in writing?
  • What happens if the work meets a hidden crack or needs extra depth, and who pays?
  • What does the warranty cover, and does it transfer to a new owner?

Frequently asked questions

Do St. Louis foundation repair companies also fix wet basements?

Several do. Helitech, Perma Jack and Ram Jack list basement waterproofing alongside structural repair on their sites, and reviewers of Foundation Recovery Systems describe sump pump installs. If water is the main problem, ask each company to explain how its fix handles water as well as movement.

Which of these companies install piers?

Reviewers describe pier work at Foundation Recovery Systems (press piers) and Ram Jack (replacing piers from an earlier contractor), and Helitech’s site lists helical pier installation. Ask any company which pier system it would use for your house and why.

Do any of these companies offer a free inspection?

Jet Foundation Repair’s site offers a free foundation inspection and Helitech’s site advertises a free estimate. Ask the others when you call whether the first visit is free.

Are these foundation repair companies based in the city of St. Louis?

No. Helitech is based in Caseyville, Illinois, Foundation Recovery Systems in Fenton, Perma Jack in Manchester and Ram Jack in Arnold, and Jet Foundation Repair is on S Geyer Rd. Helitech, Perma Jack and Ram Jack say on their sites that they serve St. Louis.

What should I look for in a foundation repair warranty?

Ram Jack’s site mentions a life of structure limited warranty and Jet’s site says every repair is backed by a warranty. Ask for the terms in writing, including what is covered, how long, and whether it passes to a buyer if you sell.

Choosing your foundation repair company

Helitech has the largest review base and a 4.9 rating, while Jet Foundation Repair has a perfect 5.0 on fewer reviews. Whichever you call, ask for the repair method and the warranty terms in writing before you sign.

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