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    Verified basement leak repair services reviews

Find Basement leak repair pros in Allamuchy

All-Star Contractors of Hunterdon County, LLC

4.73(
30
)
Approved Pro

All-Star Contractors of Hunterdon County, LLC

4.73(
30
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
55 years of experience

EXCELLENCE IN RESIDENTIAL CONSTRUCTION! ATTENTION FLIPPERS: Make us a part of your team! We will take your property from unlivable to ready to sell. **WE SPECIALIZE IN MAJOR RECONSTRUCTION FOR HOUSE FLIPS AND FOR HOMES INVOLVED IN FIRES ETC. We do it ALL. From design & permit work to construction and finish. We have served central New Jersey for over 50 years. We have all the necessary in house specialist that can provide top quality performance for any job. Call or click to schedule an estimate today!

"All-Star Contractors was a pleasure to work with on my garage project. Bill scheduled an assessment and was right on time, during which he provided a competitive estimate for the whole project. The garage included electric, cement, roofing, and custom shelves, all of which Bill and his team were able to provide. His team showed up on time every morning and got the work done on the agreed-upon timeline. Bill was easy to work with an accommodated several special requests and his team did a fantastic job on the project. I would hire him again for any construction or home improvement needs!"

Thomas H on June 2025

EXCELLENCE IN RESIDENTIAL CONSTRUCTION! ATTENTION FLIPPERS: Make us a part of your team! We will take your property from unlivable to ready to sell. **WE SPECIALIZE IN MAJOR RECONSTRUCTION FOR HOUSE FLIPS AND FOR HOMES INVOLVED IN FIRES ETC. We do it ALL. From design & permit work to construction and finish. We have served central New Jersey for over 50 years. We have all the necessary in house specialist that can provide top quality performance for any job. Call or click to schedule an estimate today!

"All-Star Contractors was a pleasure to work with on my garage project. Bill scheduled an assessment and was right on time, during which he provided a competitive estimate for the whole project. The garage included electric, cement, roofing, and custom shelves, all of which Bill and his team were able to provide. His team showed up on time every morning and got the work done on the agreed-upon timeline. Bill was easy to work with an accommodated several special requests and his team did a fantastic job on the project. I would hire him again for any construction or home improvement needs!"

Thomas H on June 2025


"Very happy with the service and the concrete work provided by Sean and his crew. He was able to meet a strict schedule and was helpful answering my questions and offered smart solutions. In the end, the job was done on time, correctly and I am extremely pleased overall. Thank you, Sean and Century Masonry for making it look easy and doing a great job!!"

Mike C on November 2024

Water control, drain systems, sump pumps, battery back-up pumps, crawl space encapsulation & wall repair. Additional email - [email protected]. Additional email - [email protected]

"Very happy with the service and the concrete work provided by Sean and his crew. He was able to meet a strict schedule and was helpful answering my questions and offered smart solutions. In the end, the job was done on time, correctly and I am extremely pleased overall. Thank you, Sean and Century Masonry for making it look easy and doing a great job!!"

Mike C on November 2024


Avatar for WEATHER-TITE WATERPROOFING INC.

WEATHER-TITE WATERPROOFING INC.

4.88(
96
)
Approved Pro

WEATHER-TITE WATERPROOFING INC.

4.88(
96
)
Approved Pro
Super Service Award
Customers say: Quality work
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
54 local quotes requested

Weather-tite Waterproofing is a family owned, full service basement waterproofing company that has been serving our customers since 1992.All work is performed by our trained,professional staff,never by sub-contractors.All inspections are done by owner after which you shall receive a free, written estimate.

"Excellent service. Courteous, prompt, clean, friendly and great attention to detail."

Shari M on July 2025

Weather-tite Waterproofing is a family owned, full service basement waterproofing company that has been serving our customers since 1992.All work is performed by our trained,professional staff,never by sub-contractors.All inspections are done by owner after which you shall receive a free, written estimate.

"Excellent service. Courteous, prompt, clean, friendly and great attention to detail."

Shari M on July 2025


LJL General Contracting, LLC

5.00(
3
)
Approved Pro

LJL General Contracting, LLC

5.00(
3
)
Approved Pro
Customers say: Quick response
5 years of experience
Free onsite estimate

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of General Contractor services that are customizable to each individual project. We pay close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

"My contractor went above and beyond to create a beautiful basement. I would highly recommend him. He kept us abreast of every move. Did extra touches throughout. We definitely will hire him again. "

Charleen A on May 2025

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of General Contractor services that are customizable to each individual project. We pay close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

"My contractor went above and beyond to create a beautiful basement. I would highly recommend him. He kept us abreast of every move. Did extra touches throughout. We definitely will hire him again. "

Charleen A on May 2025


Avatar for JVML LLC

JVML LLC

5.00(
20
)
Approved Pro

JVML LLC

5.00(
20
)
Approved Pro
Customers say: Quick response
13 local quotes requested
5 years of experience

Our company provides exceptional service to Pennsylvania and NJ. Always taking pride in our services, striving to execute with excellence, and putting our customers in the forefront is our philosophy. Whatever your home improvement needs may be, you can count on our company to leave you satisfied and happy. Call today (862)888-2289, you'll be pleased you did. Thank you

"They were and are great. They have helped me in a number of areas such as deck replacement, drywall, window installation, cabinet installation and more. Very good with attention to detail and communication throughout the entire project. I would use them again and again. "

Ed V on November 2025

Our company provides exceptional service to Pennsylvania and NJ. Always taking pride in our services, striving to execute with excellence, and putting our customers in the forefront is our philosophy. Whatever your home improvement needs may be, you can count on our company to leave you satisfied and happy. Call today (862)888-2289, you'll be pleased you did. Thank you

"They were and are great. They have helped me in a number of areas such as deck replacement, drywall, window installation, cabinet installation and more. Very good with attention to detail and communication throughout the entire project. I would use them again and again. "

Ed V on November 2025


Avatar for HMG Construction

HMG Construction

5.00(
2
)
Approved Pro

HMG Construction

5.00(
2
)
Approved Pro
Customers say: Quick response
37 years of experience

This company keeps a small crew that is talented in a wide range of projects. Keeping the employees low helps to maintain top quality work and customer satisfaction. We aim to get the job done right the first and to our customers liking. We provide top quality craftsmanship and the highest level of professionalism. Call HMG Construction today!

"My kitchen renovation went very well. They always showed up when they said they would. Very easy to work with and I would hire them again."

Diane P on September 2024

This company keeps a small crew that is talented in a wide range of projects. Keeping the employees low helps to maintain top quality work and customer satisfaction. We aim to get the job done right the first and to our customers liking. We provide top quality craftsmanship and the highest level of professionalism. Call HMG Construction today!

"My kitchen renovation went very well. They always showed up when they said they would. Very easy to work with and I would hire them again."

Diane P on September 2024


"We paid close to $20,000 to BQ Basements to completely waterproof our basement. We still get water and they told us we need another sump pump installed at over $2,000. They guaranteed we would not get water after installation. Be aware they do not stand behind their work or honor warranties."

Robert K on October 2025

Groundworks offers dependable foundation and crawl space repair solutions, basement waterproofing, and concrete lifting for New Jersey residents. We take pride in restoring the value and safety of homes in our local community.

"We paid close to $20,000 to BQ Basements to completely waterproof our basement. We still get water and they told us we need another sump pump installed at over $2,000. They guaranteed we would not get water after installation. Be aware they do not stand behind their work or honor warranties."

Robert K on October 2025


Avatar for American Eagle Waterproofing, LLC

American Eagle Waterproofing, LLC

4.85(
93
)
Approved Pro

American Eagle Waterproofing, LLC

4.85(
93
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
13 local quotes requested

American Eagle Waterproofing, LLC, has dedicated more than 20 years of experience to keeping your basement dry. Our service are fast, friendly, and backed up by our lifetime warranty. American Eagle Waterproofing, LLC, is dedicated to customer satisfaction, and providing excellent customer service. Give us a call today! (COVID -19) Update. With the corona virus rapidly impacting the way we work and live American Eagle Waterproofing remains open for business and here to take care of your waterproofing and moisture control needs. Health and safety is our highest priority! Therefore, we are following protocols set by the state and local government agencies to help prevent the spread of the virus! We have taken the appropriate steps to keep our office, shop, vehicle, equipment, and most importantly, keep our TEAM and CUSTOMERS SAFE in these uncertain times! Customer satisfaction is our #1 priority and you can see by our reviews. we are passionate what we do. Get it done Get it right.

"Starting from the initial job estimate to completion of our crawl space waterproofing project, American Eagle Waterproofing was excellent. Anthony Papariello explained every last detail of the job. He has superior knowledge and extensive experience in this industry. Jeffrey and his crew were punctual, spotless, friendly, hard-working and professional. I give them a bigtime A+ and highly recommend them for your waterproofing needs. "

James G on November 2025

American Eagle Waterproofing, LLC, has dedicated more than 20 years of experience to keeping your basement dry. Our service are fast, friendly, and backed up by our lifetime warranty. American Eagle Waterproofing, LLC, is dedicated to customer satisfaction, and providing excellent customer service. Give us a call today! (COVID -19) Update. With the corona virus rapidly impacting the way we work and live American Eagle Waterproofing remains open for business and here to take care of your waterproofing and moisture control needs. Health and safety is our highest priority! Therefore, we are following protocols set by the state and local government agencies to help prevent the spread of the virus! We have taken the appropriate steps to keep our office, shop, vehicle, equipment, and most importantly, keep our TEAM and CUSTOMERS SAFE in these uncertain times! Customer satisfaction is our #1 priority and you can see by our reviews. we are passionate what we do. Get it done Get it right.

"Starting from the initial job estimate to completion of our crawl space waterproofing project, American Eagle Waterproofing was excellent. Anthony Papariello explained every last detail of the job. He has superior knowledge and extensive experience in this industry. Jeffrey and his crew were punctual, spotless, friendly, hard-working and professional. I give them a bigtime A+ and highly recommend them for your waterproofing needs. "

James G on November 2025


Avatar for BAS Construction

BAS Construction

5.00(
41
)
Approved Pro

BAS Construction

5.00(
41
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
25 local quotes requested

BAS Construction is a Full Service Home Improvement and Remodeling Company. We do it all, Basement Remodeling & Finishing, Kitchen Improvement, Bathroom Improvement, Painting, Siding, Home Improvement, etc. You name it, we do it. Our Company is fully Insured and Certified. We offer only the highest quality services to our customers while keeping the cost affordable to your budget.

"It was a great experience. Sina and his team were professional and took great care to do a great job. They constantly had new ideas to make the process better and worked with me on ideas I had. Best contractors I have ever worked with."

Sameer A on July 2022

BAS Construction is a Full Service Home Improvement and Remodeling Company. We do it all, Basement Remodeling & Finishing, Kitchen Improvement, Bathroom Improvement, Painting, Siding, Home Improvement, etc. You name it, we do it. Our Company is fully Insured and Certified. We offer only the highest quality services to our customers while keeping the cost affordable to your budget.

"It was a great experience. Sina and his team were professional and took great care to do a great job. They constantly had new ideas to make the process better and worked with me on ideas I had. Best contractors I have ever worked with."

Sameer A on July 2022


Avatar for Owens Corning Basement Finishing System

Owens Corning Basement Finishing System

4.75(
73
)
Approved Pro

Owens Corning Basement Finishing System

4.75(
73
)
Approved Pro
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
212 local quotes requested

Lux Renovations, LLC, has been serving New England homeowners since 2002. We've finished over 8000 basements in New England, usually in 2-3 weeks. Our dedication to customer experience and satisfaction has won us Owens Corning's top customer service ranking nationally for the last 8 years in a row. Something like that does not happen by accident. We are committed to insuring that all of our customers describe their experience with us as "the best contractor experience I ever had". If you are considering a basement finishing project please allow us to show you how Owens Corning has changed the industry with this unique system. A no-charge consultation and design is available. Give us a call today!

"Lux project manager and staff were great! Great attention to detail."

Brian C on December 2022

Lux Renovations, LLC, has been serving New England homeowners since 2002. We've finished over 8000 basements in New England, usually in 2-3 weeks. Our dedication to customer experience and satisfaction has won us Owens Corning's top customer service ranking nationally for the last 8 years in a row. Something like that does not happen by accident. We are committed to insuring that all of our customers describe their experience with us as "the best contractor experience I ever had". If you are considering a basement finishing project please allow us to show you how Owens Corning has changed the industry with this unique system. A no-charge consultation and design is available. Give us a call today!

"Lux project manager and staff were great! Great attention to detail."

Brian C on December 2022

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Basement Leak Repair questions, answered by experts

If your basement often leaks after heavy rain, it’s probably caused by hydrostatic pressure. When the ground is saturated with water, it can put pressure on the exterior of your home’s foundation, causing cracks in the basement wall and pushing water through any existing weak spots. Over time, hydrostatic pressure can cause structural damage to your home.

Typically, a French drain can last 30 to 40 years if it is maintained properly. The life span of a French drain depends on factors such as the quality of installation and the types of materials used. However, climate and natural disasters can affect the life span of a French drain. Regular maintenance and inspections can help prolong the drain's life span.

Basements with persistent moisture problems or flooding shouldn’t be finished until the moisture issues have been fixed. In addition, if your foundation is cracked, you have unmitigated radon levels, or you have asbestos or lead pipes, remediate the underlying problem before finishing your basement. Turning a basement into living space before fixing these issues can lead to serious health risks or structural damage. 

To ensure your basement walls are waterproof, it's crucial to address any existing moisture issues before finishing. Inspect for signs of water seepage, such as dampness or discoloration, and repair any leaks or cracks. Install a vapor barrier to prevent moisture from penetrating the walls, and consider waterproofing paints or coatings.

Proper drainage systems, such as interior or exterior waterproofing, can also be beneficial.

The cost of basement waterproofing is $4,950 for the average homeowner. However, you could end up paying between $600 and $14,000, depending on factors like basement size, waterproofing method, and the region you live in. 

If you live in an area with heavy rainfall, you might be paying more for waterproofing than if you lived somewhere drier since waterproofing contractors would be in high demand. Likewise, a 500-foot basement costs between $2,500 and $5,000 to waterproof, but that price rises significantly for a larger basement.

The Allamuchy, NJ homeowners’ guide to basement leak repair services

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