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Find Concrete foundation repairers in Williamstown

Avatar for Quality 1st Basement Systems
Quality 1st Basement Systems
4.4(
312
)

Serving Williamstown, NJ and surrounding areas

Approved

In business since 1986

Free estimates

Emergency services offered

"I used this company first to install a dehumidifier and then a sump pump. Prices were reasonable and payment plan option available. My basement is now fully waterproof. The excellent customer service is polite and responds in a reasonable time. Awesome company!!!"
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+181

Response time10 hrs
Response rate97%
19 neighbors recently requested a quote
Avatar for Groundworks
Groundworks
4.2(
538
)

Serving Williamstown, NJ and surrounding areas

Approved (Corporate)

In business since 1997

Free estimates

Warranties offered

"IT WENT VERY WELL. BQ SYSTEMS RESPONDED QUICKLY TO MY REQUEST ( HAD A NARROW TIME FRAME: HAD TO GET IT FIXED SO I COULD SELL MY HOUSE.) AND THE FOLKS AT BQ SYS. DID EVERYTHING THEY COULD TO HELP ME. THE REPAIR TO THE FOUNDATION WALL WAS COMPLETED IN LESS THAN ONE DAY AT A FAIR PRICE. I AND THE NEW OWNERS ARE VERY HAPPY WITH THE REPAIR!"
Protect Your Crawl Space
Protect Your Crawl Space
Protect Your Crawl Space
Correct Your Smelly Crawl Space
Protect Your Crawl Space

+16

537 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Aztek Construction, LLC
Aztek Construction, LLC
4.7(
20
)

Serving Williamstown, NJ and surrounding areas

Approved

In business since 1993

Free estimates

Credit card accepted

"I hired Aztec for major repairs due to termite damage. They were prompt, professional, and easy to work with. They came in less than 10 days after we contacted them to FINISH the work. First, they evaluated the damage and walked me through the needed repairs which included placing three new steel support beams along with two main horizontal wood beams and several sistered beams. They were able to complete the work, once they started, in three days. At each step, I was informed of progress and there were no surprises (from my end). The work included everything from removing electrical wiring and then replacing it, pouring the new steel vertical support beams, affixing them solidly into my concrete floor, and then pacing the numerous horizontal beams. I could not recommend AZtec (and Greg!) more."
Clayton Termite Repair
Foundation Repair
Foundation Repair
Foundation Repair
Repair of Foundation

+2

Recommended by78%of homeowners
Avatar for Basement Gurus, LLC
Basement Gurus, LLC
4.7(
203
)

Serving Williamstown, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Warranties offered

"Dan and his team were both efficient and knowledgeable. They installed a french drain sump pump and made repairs to our footings at our residence three years ago and not a drop of water since then! Thats why we recommended them for the work we recently did at our church. The crew installed a complete system with two sumps and pumps in two days! From start to finish they did an outstanding job at competitive prices using quality materials. The clean up was amazing as well! Except for the new concrete, you would never know all of the work that was involved! I highly recommend Dan and the Basement Guruâ s for all of your water infiltration/foundation needs!!! You wont be disappointed!!!"
100 Ft 4 inch HDPE to drywell
Concrete Replacement
Egress Installation
Walls After Wall Pin Installation
After Concrete has been removed

+339

Response time1 day
530 neighbors recently requested a quote
Recommended by74%of homeowners
Avatar for Quality 1st Basement Systems, Inc
Quality 1st Basement Systems, Inc
4.2(
210
)

Serving Williamstown, NJ and surrounding areas

Approved

In business since 1987

Free estimates

Credit card accepted

"Had foundation support done. Very courteous. Professional. Complaints: The carpet is worse for wear and they didnâ t always hit the 4 corner connection point of tiles with their drilling."
Response time2 days
Response rate86%
Recommended by83%of homeowners
Avatar for Raza & Sons Construction, Inc.
Raza & Sons Construction, Inc.
5.0(
2
)

Serving Williamstown, NJ and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

Platinum Construction is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more than 6 years of experience serving Brooklyn, NY and surrounding areas. There is no job too big, or too small for our team. Call today and let us put our experience to work for you!

Response time1 day
Recommended by100%of homeowners
Grady's Painting Plastering/Construction
2.0(
174
)

Serving Williamstown, NJ and surrounding areas

Approved

In business since 1969

Free estimates

Emergency services offered

"I needed stucco repair work on an old chimney (and other spots). Grady was meticulous and thoughtful on what approaches and materials would work. Throughout the project they allocated sufficient time for each treatment to cure and inspected the work before proceeding to the next step. Grady started the project with no money down and only required ongoing payments for materials until the project was well underway. The final payment was due only after they did a final inspection. Total project cost was also below other bids."
Response time11 hrs
Response rate100%
1 neighbors recently requested a quote
Foundation Experts, LLC
4.5(
27
)

Serving Williamstown, NJ and surrounding areas

In business since 1980

Emergency services offered

Credit card accepted

"Nick and team were extremely helpful, informative, responsive and did exactly what they said they were going to do (and even better when they said they were going to do it). Nick was very reachable via email and was more than willing to help. I hope to never need a foundation expert again, but if I do I know that I would definitely have them do the work."
Recommended by95%of homeowners
Avatar for Quinn Brothers Masonry LLC
Quinn Brothers Masonry LLC
4.9(
44
)

Serving Williamstown, NJ and surrounding areas

In business since 2010

Free estimates

Emergency services offered

"Patrick and his team were wonderful to work with for our stone and brick repointing! They came on time as scheduled for both the quote (which was very fair for the work that needed done) and actual work start date. The work they did looks amazing, and they took care to make the new sections of mortar have the same style as the old sections on our beautiful Victorian. Patrick even pointed out several other issues (some of which we were aware of), and prioritized them based on severity. We will happily be hiring them again for our masonry needs!"
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+63

Recommended by100%of homeowners
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FAQs for concrete foundation repair projects in Williamstown, NJ

Visible cracks, water leaks, uneven floors, or walls that won’t line up are classic red flags. You might also notice sticking windows, doors that no longer latch, or exterior cracks crawling up brick or siding. Even a damp, musty basement can hint at trouble. If you spot any of these, call a foundation pro right away. Early inspections cost far less than waiting until the damage threatens your home’s stability.

Yes, foundation problems impact your home’s value. Buyers want proof that the foundation is stable, and a recent, professional repair can actually boost confidence in your home. You’ll need to disclose the work, but documentation showing the structure was properly stabilized, especially with piers in regions known for shifting soil, often reads as a plus, not a problem. Skipping repairs, on the other hand, can cut your sale price and shrink the pool of interested buyers. Taking care of the issue protects both value and peace of mind.

Foundations are engineered for exceptional longevity when constructed correctly and maintained diligently. Concrete slab foundations remain structurally sound for 200 years, while other foundation types deliver integrity between 75 and 100 years. Regular professional inspections and timely maintenance further secure a foundation’s lifespan and ensure your home stays safe over the long term.

The Williamstown, NJ homeowners’ guide to concrete foundation repairs

From average costs to expert advice, get all the answers you need to get your job done.