11 Best Foundation Companies in Danbury, CT

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Last Updated: February 25, 2025

Foundation repairs can demand a lot of time and money. However, not fixing foundation problems could lead to substantial and costly issues in the future. If your home is in a place (like Danbury) that receives a high amount of rain, you may be more likely to face issues such as water leaking into foundation cracks.

To assist homeowners with finding quality foundation services, we researched and assembled a list of well-reviewed and highly rated foundation repair companies serving your area. Read on for our recommendations and to learn about the best foundation repair companies in Danbury, Connecticut.

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Top Pick
4.9/5
  • Full-service foundation repair company
  • Expert technicians with strong customer reviews
  • Available in 33 states
Best Warranty Options
4.7/5
  • Offers free in-person and virtual evaluations
  • 87+ years of industry experience
  • All repairs backed by a lifetime transferable warranty

Top 11 Best Foundation Companies in Danbury

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Groundworks

Groundworks Logo

Our Rating

User Rating

101 Powdered Metal Dr, North Haven, CT 06473, USA (203) 347-2202 groundworks.com

Free quotes

Helps educate customers

Good customer service

Services Offered

Waterproofing
Sump pumps
Mold remediation
Concrete
Grading and leveling
Driveways
Crawl space encapsulation
Sidewalks
Inspection
Retaining walls
Repair

City Suburb

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Our Rating

User Rating

9708 101st Ave, Queens, NY 11416 (718) 849-8999 citysuburbinc.com

Good customer service

Free quotes

Helps educate customers

Services Offered

Crawl space encapsulation
Concrete
Driveways
Retaining walls
Repair
Waterproofing
Sump pumps
Sidewalks
Masonry
Grading and leveling
Mold remediation

United Waterproofing

United Waterproofing Logo

Our Rating

User Rating

18 Highview Rd, Ridgefield, CT 06877 (203) 501-5053 unitedwaterproofing.com

Free quotes

Helps educate customers

Punctual service

Transparent pricing

Good customer service

Services Offered

Mold remediation
French drains
Concrete
Grading and leveling
Repair
Inspection
Crawl space encapsulation
Sump pumps
Retaining walls
Waterproofing

Quality Dry Basements

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User Rating

18 Cannon Dr, Newtown, CT 06470 (203) 529-3737 qualitydrybasements.com

Punctual service

Good customer service

Helps educate customers

Free quotes

Transparent pricing

Services Offered

Sump pumps
Crawl space encapsulation
Sealing
Inspection
Mold remediation
Grading and leveling
Retaining walls
Repair
Waterproofing

Professional Home Remodeling Inc.

Professional Home Remodeling Inc. Logo

Our Rating

User Rating

1184 Hempstead Turnpike, Franklin Square, NY 11010 (718) 316-9221 phr-ny.com

Free quotes

Transparent pricing

Services Offered

Waterproofing
Sidewalks
Sump pumps
Repair
Grading and leveling
Masonry
Driveways
Concrete
Mold remediation
Crawl space encapsulation
Sealing
Retaining walls

Healthy Way Waterproofing & Mold Remediation

Healthy Way Waterproofing & Mold Remediation Logo

Our Rating

User Rating

181 New Rd, Parsippany-Troy Hills, NJ 07054 (862) 205-2566 healthywaynj.com

Free quotes

Transparent pricing

Good customer service

Services Offered

Waterproofing
Grading and leveling
Sump pumps
Concrete
Repair
Retaining walls
Crawl space encapsulation
French drains
Masonry
Inspection
Mold remediation
Sealing

Vulcan Basement Waterproofing

Vulcan Basement Waterproofing Logo

Our Rating

User Rating

8 Oak St, Clifton, NJ 07014 (800) 542-7234 vulcanwaterproofing.com

Helps educate customers

Free quotes

Transparent pricing

Services Offered

French drains
Mold remediation
Retaining walls
Masonry
Grading and leveling
Crawl space encapsulation
Repair
Waterproofing
Sump pumps
Concrete
Sealing

Sundahl Waterproofing

Sundahl Waterproofing Logo

Our Rating

User Rating

1 Madison Ave, Larchmont, NY 10538 (914) 834-9212 sundahlwaterproofing.com

Free quotes

Good customer service

Helps educate customers

Transparent pricing

Services Offered

Repair
Sealing
Inspection
Concrete
Mold remediation
Crawl space encapsulation
Retaining walls
Waterproofing
Sump pumps

Connecticut Basement Systems

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User Rating

33 Progress Ave, Seymour, CT 06483 (800) 541-0487 connecticutbasementsystems.com

Free quotes

Transparent pricing

Helps educate customers

Good customer service

Services Offered

Sump pumps
French drains
Inspection
Mold remediation
Repair
Waterproofing
Retaining walls
Crawl space encapsulation

Excel Masonry Contractor

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Our Rating

User Rating

102-21 Astoria Blvd, Queens, NY 11369 (347) 331-7600 masonrycontractorny.com

Helps educate customers

Free quotes

Good customer service

Punctual service

Services Offered

Sidewalks
Inspection
Masonry
Waterproofing
Sealing
Crawl space encapsulation
Repair
Grading and leveling
Retaining walls
Concrete
Driveways

Hi Tech Contracting & Restoration Corp

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Our Rating

User Rating

201 Bay 43rd St 2nd FL, Brooklyn, NY 11214 (718) 510-6000 htcrcorp.com

Good customer service

Transparent pricing

Helps educate customers

Punctual service

Free quotes

Services Offered

Concrete
Sealing
Repair
Waterproofing
Retaining walls
Masonry
Sidewalks
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on foundation companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How To Choose a Foundation Repair Company

You need a good foundation repair contractor to properly assess issues and make appropriate repairs. Do thorough research and focus on these factors when selecting the right company.

Experience

Look for a reputable local foundation provider with a proven history of successfully fixing foundations. Technicians should have up-to-date knowledge of current repair materials and methods. Contact the company to ask how long it’s served your community.

Reputation

Spend time reading through online reviews, browsing the Better Business Bureau, and asking for local references. This will help verify that the company consistently delivers quality work and great customer service. Take note of complaints describing faulty repairs or poor service.

Licensing and Insurance

Choose a company that has the right licenses, bonds, and coverage plans for liability and workers' compensation. You typically want to look for a general contractor license. In Connecticut, this may be called a Home Improvement Contractor license. These licenses are controlled by the Department of Consumer Protection. Contractors may have to meet additional requirements to do certain concrete work.

Warranties

Opt for a provider offering long transferable warranties of at least 10 years, ideally lifetime guarantees, to completely back its foundation repair work. This exhibits belief in the quality and durability of the repairs and offers protection should problems develop later.

Questions To Ask Foundation Repair Companies

To compare foundation repair companies, you should ask specific questions such as:

  • What do you see as the likely cause of my issues based on your inspection? Look for clear explanations and solutions in the answer. Companies that provide unclear answers may be trying to bill you for extra work.
  • What options do you have for financing? Providers often offer payment plans for larger foundation repairs.
  • Realistically, how long will repairs take to complete? Look for companies that provide reasonable estimates.
  • Can you provide a complete written project scope and cost estimate? Getting the details in writing helps shield you from unexpected expenses.
  • What warranties do you provide? Reliable companies usually provide labor and materials warranties of at least 10 years.
  • What repairs do you recommend for this situation, and why? Your contractor may offer options such as carbon fiber, wall anchors, and steel piers. Asking allows you to compare suggested solutions between companies.

Taking the time to review foundation repair companies helps homeowners select the ideal match for their needs. A provider that can answer the questions above is likely one that provides high-quality, durable repairs. Swiftly tackling foundation problems helps avoid further structural damage.

Frequently Asked Questions About Foundation Repair in Danbury, CT

If your foundation is in need of repair, it may manifest in a number of ways. Outside, you may see a crumbling or cracking foundation or a cracked driveway. Your ground level or basement may have uneven or cracked floors. You may notice doors or windows sticking in their frames, or that the frames are skewed. You might also notice cracking, bowing, or buckling walls.

On average, Danbury homeowners spend around $2,636 on foundation repair. The cost of foundation repair is based on a number of factors. Things like the type of repair needed, the size of your home, and the extent of the damage will all help determine the cost. The fastest way to learn how much a job may cost is to contact a local foundation repair expert and schedule a free inspection and estimate.

The primary types of foundation repair are crack repair, leak repair, underpinning, stabilization, and waterproofing.

Crack repair and leak repair are exactly as they sound: your foundation repair expert will perform an inspection and take necessary measures to remedy cracks or leaks. The price will depend on the size and cause of the issue.

Underpinning, also called leveling or piering, is when a contractor levels your foundation by underpinning it with large concrete piers. The cost will depend on how many piers are required. The price of stabilization varies similarly. This process fixes bowing walls by reinforcing them with carbon fiber or steel strips. The total cost will depend on what material is used and how many strips are used.

Finally, waterproofing is an overarching term for a category of repairs intended to stop water from getting into your foundation or basement. This can include interior waterproofing, exterior waterproofing, or both, and costs can vary widely. We recommend contacting a waterproofing specialist if you're planning to waterproof your foundation.

If you're building a new home, make sure that a soil report is completed. This report contains information about how well the soil on a given piece of land can support a foundation, and can give you a heads-up about potential future issues. If your concerns are about an existing house, for a few hundred dollars, you can get an inspection and report by a structural engineer. They can alert you to any things that need attention, and advise you on how to avoid future problems.

Also ensure that the moisture around your foundation is at an appropriate level. As Danbury sees more rain than many other places, keep an eye on your gutters and landscaping to make sure too much water isn't getting into your soil or foundation. Also, be on the lookout for leaky gutters or pipes and repair them promptly.

Your foundation repair expert should be the one to get the permits. You can request that the company provide a detailed explanation of its process and to see the paperwork and permits it has assembled to confirm everything is properly authorized per Danbury regulations.

You might not want to spend money to hire someone for what appears to be a small foundation repair. However, it's always good to consult a professional. This helps you avoid potential future issues that could be even more expensive. It may be possible to take care of small hairline cracks on your own, but it's always in your best interest to get an expert opinion first.

Although some foundation problems may appear small and not worth the cost to repair, when left untreated, they can lead to much larger and more expensive problems later on. Foundation issues can also have underlying causes which are not obvious until after a professional inspection. It's important to fix these underlying issues as soon as possible. For these reasons, we advise against procrastinating on foundation repairs.

Other Danbury, CT Home Services

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