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Best 5 Foundation Repair Companies in Islip, NY

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Written By Max Peterson | Last Updated: February 05, 2024

Your Islip home's well-being depends on the health of its foundation. A construction company can discover issues such as shifting and cracking before they endanger your home's structural integrity. We've compiled the best Islip foundation repair companies, so you can find the right one for you.

5 Best Foundation Repair Companies in Islip

Lake Norman Long Island Excavating Logo

Lake Norman Long Island Excavating

4.6/5
Based on 120 customer reviews.

Services Offered

Foundation Replacement Driveways Grading Foundation Waterproofing Foundation Installation Foundation Repair Leveling Concrete French Drains Retaining Walls Masonry

Highlights

  • Helps educate customers
  • Transparent pricing
  • Good customer service
488 Nichols Rd, Hauppauge, NY 631-686-5516 lakenormanexcavating.com
Maio Building Corp Logo

Maio Building Corp

4.4/5
Based on 15 customer reviews.

Services Offered

Foundation Repair Concrete

Highlights

  • Transparent pricing
  • Free quotes
  • Good customer service
436 Central Ave, Bohemia, NY 631-619-6308 maiobuildingcorp.com
Chrislandscaping&basement Waterproofing corp Logo

Chrislandscaping&basement Waterproofing corp

4.7/5
Based on 30 customer reviews.

Services Offered

Foundation Waterproofing Maintenance Foundation Repair

Highlights

  • Free quotes
  • Transparent pricing
  • Good customer service
24 Eugene St, Melville, NY 516-439-9462 chriswaterproofingcorp.com
Complete Basement Systems Logo

Complete Basement Systems

4.6/5
Based on 18 customer reviews.

Services Offered

Foundation Waterproofing Sump Pumps Maintenance Foundation Repair Crawl Space Encapsulation

Highlights

  • Free quotes
  • Transparent pricing
13 Rockwood Ave, Massapequa, NY 516-334-0000 completebasementsystems.com

More Local Foundation Repair Companies

Selden Concrete Corp.

User Reviews: 4.5/5 

28 Pine St
Selden, NY 11784

Healthy Basement Systems

User Reviews: 4.6/5 

79 Cedarhurst Ave
Medford, NY 11763

Atlantic Shores Builders & Developers, Inc.

User Reviews: 4.4/5 

156 E Main St
Huntington, NY 11743

A.M. Shield Waterproofing Corp.

User Reviews: 4.7/5 

33 Albertson Ave
Albertson, NY 11507

Professional Home Remodeling Inc.

User Reviews: 5/5 

1184 Hempstead Turnpike
Franklin Square, NY 11010

G&M Construction Group Of NY

User Reviews: 4.6/5 

265 Sunrise Hwy suite 1-201
Rockville Centre, NY 11570

BOCCIA Inc. Waterproofing and Masonry Specialists

User Reviews: 4.6/5 

168 Broadway
Garden City Park, NY 11040

Apax Construction Group INC.

User Reviews: 4.7/5 

1527 Clay St
Elmont, NY 11003

SCT Concrete Construction

User Reviews: 4.7/5 

29 Parker Ave Unit 8B
Stamford, CT 06906

To share feedback or ask a question about this article, send a note to our Reviews Team at reviewsteam@thisoldhousereviews.com.

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Facts about Islip
Average Max Temp: 55°F
Average Min Temp: 49°F
Average Monthly Precipitation: 3.90"
Percent of Homes With Basements 7400%
Average Cost of Foundation Repair: $2,884
Average Cost of Foundation Waterproofing: $3,027

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Common Causes of Foundation Problems in Islip

A few factors can contribute to foundation issues. These are the most widespread ones for Islip residents:

  • Aging plumbing: Islip has its fair share of older homes, with a median building year of 1964. Many of these properties use cast-iron plumbing. When the pipes start to erode, leakage could reach your foundation and even pool beneath it.
  • Topsoil Frost: When temperatures plunge, topsoil abruptly ices over and lower layers can't expand, pushing upper layers to heave and permanently damage infrastructure.
  • Soil composition: Soil with large sand or clay concentrations is highly expansive. In the heavy rainfall Islip receives, the soil soaks up moisture like a sponge, then releases it in dry seasons. The constant expansion and contraction presses against nearby foundations, even if the foundations stay dry.
  • Tree Roots: Tree roots can enter a home's foundation through cracks, and may create stress that leads to your foundation cracking, pipes rupturing, and overall structural weakening.

How to Choose the Best Foundation Repair Company

Your home's integrity relies on its foundation. It's crucial to hire the best team possible. Focus your research on these qualities:

Licensing and Experience

New York's state government doesn't issue contracting licenses, but cities often choose to require them of foundation companies and other builders. For example, New York City requires foundation and excavating contractors to obtain a "Safety Registration Number" with a concrete work endorsement. They also need to register as a general contractor or home improvement contractor. You can also get a sense of a company's experience through what its representatives say. Inquire about its inspection processes, local building regulations, permit-pulling procedures, and fees.

One of the most effective ways to assess a company's reputation is to browse its website. Look for the company's history and the qualifications its team holds. Many well-known companies publish educational content for future customers.

Customer Reviews

Before selecting a company, review its online profile with the Better Business Bureau (BBB). You can examine both positive reviews and complaints. Complaints don't mean a contractor is bad news. BBB reviews show how the company handled complaints. It's a good sign if the company has resolved issues proactively and favorably. You should avoid a company with numerous negative reviews, no accreditation, and no communication regarding issues.

Foundation Repair Cost in Islip

The price of foundation repair can vary substantially depending on the scale of the issues and what's needed to resolve them. For minor foundation cracking and settling problems, you may pay as little as $1,800. However, if there is substantial deterioration, the typical cost falls at about $2,900. More involved projects involving excavating, helical piers, or major mudjacking could cost upwards of $6,900. Below are the average foundation repair costs for common issues.

Common Foundation Repair Services Average Cost
Crack Repair $343
Leak Repair $2,742
Stabilization $4,740
Underpinning $1,314
Waterproofing $3,027

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Frequently Asked Questions About Foundation Repair in Islip

How much does foundation repair cost in Islip?

Foundation repair costs about $2,900 in Islip. The final numbers hinge on what type of repair you need and how severe the damage is.

When would I need a foundation replacement, and when could I just get a repair?

Most foundation issues don't require replacement to fix them. In rare cases, a foundation might require total restoration. However, if you pay attention to early warning signs like uneven doors or cracking walls, you likely won't need a new foundation.

Are there any warranties or guarantees provided with Islip foundation repair services?

Many foundation repair companies back their work with warranties. It's important to ask about these guarantees with your chosen service provider and know the terms and conditions.

What preventive measures can I take to avoid foundation issues?

You can take several preventive measures to prevent foundation issues:
  • Ensure your home's gutters and downspouts are properly installed and direct water away from your foundation to prevent water accumulation.
  • Irrigate the soil around your foundation consistently, especially during dry spells, to prevent expansion and shrinking.
  • If possible, grade the soil around your home to angle away from your foundation, encouraging water drainage and reducing the risk of foundation issues.
  • Keep an eye on your foundation for cracks, and fix any issues immediately.

To share feedback or ask a question about this article, send a note to our Reviews Team at reviewsteam@thisoldhousereviews.com.

More Foundation Resources

National Foundation Repair Ranking Methodology

Mold Remediation Cost Guide

Sources

U.S. Census Bureau (American Communities Survey)