Quality 1st Basement Systems: Wet Basement Waterproofing Company in Newark, Jersey City, Paterson, NJ & Rockland County, NY

Patented & proven solutions

Damp? Musty? Humid? Get a dry, healthy crawl space today!

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Home»Crawl Space»New Jersey»Quality 1st Basement Systems

359 Route 35 South
Cliffwood, NJ 07721

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2750 Morris Rd
Lansdale, PA 19446
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450 N. Main St.
Woodstown, NJ 08098
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2092 E Old Philadelphia Rd
Elkton, MD 21921
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1-800-638-7048

Mon-Tue 8:00am-6:00pm
Wed-Fri 8:00am-5:00pm

In business since 1986

Services Offered

Basement Waterproofing Crawl Space Repair Foundation Repair

Quality 1st Basement Systems serves clients across New Jersey, New York, Pennsylvania, Maryland, and Delaware. For over 30 years, Quality 1st Basement Systems has helped homeowners fix their wet basements, musty crawl spaces, unfinished basement spaces, and foundation issues. Quality 1st Basement Systems offers expert basement waterproofing, crawl space repair, foundation repair, and basement finishing to thousands of customers and are here to help when you need them most.

As an authorized Basement Systems contractor in Middlesex, Monmouth, Essex, and Hudson Counties, NJ, Montgomery and Buck Counties, PA, and Kings County, NY, local homeowners benefit from:

Over 30 years of expert waterproofing service
Award-winning products
Top-rated customer service
Flexible financing options for qualified borrowers
Free, no-obligation estimates - contact today!

Services:

Basement Waterproofing to help prevent basement flooding.
Crawl Space Encapsulation to help protect against mold, rot, and moisture problems.
Moisture Control for basements and crawl spaces to help prevent mold, rot, and musty odors.
Foundation Repair for cracks, bowing walls, uneven floors, and more.
Basement & Crawl Space Insulation to create a comfortable, energy-efficient space.

Products Installed:

Sump Pumps - Primary & Battery Backup Systems
Egress Windows
Interior Drainage Systems
Crawl Space Vapor Barrier & Encapsulation System
Energy-efficient Dehumidifier
Waterproof, Mold-Resistant Finished Walls and Flooring
Basement & Crawl Space Insulation
Foundation Piers & Wall Anchors

Service Area:

Quality 1st Basement Systems proudly offers basement waterproofing and crawl space repair to homeowners in Northern & Central New Jersey, including Bergen County, Middlesex County, Hudson County, Ocean County, Monmouth County, and Essex County. This includes cities and towns like Newark, Jersey City, Edison, Toms River, Trenton, Brick, and surrounding areas. Kings County, Rockland County, and Queens County in New York, including Brooklyn and Spring Valley, as well as Bucks, Montgomery, Lancaster, Lehigh, and Northampton Counties in Pennsylvania, including Philadelphia, Norristown, Lancaster, Allentown, Bethlehem, Easton, and nearby areas, are also served. Quality 1st also serves homeowners in Baltimore and Elkton, Maryland and Wilmington and Newark, Delaware, Foundation repair services from Quality 1st are only offered in select areas of Northwestern New Jersey, including Warren County and Sussex County.

See before and after photos of wet basements, dirt crawl spaces, and foundations they've fixed and browse reviews and testimonials from thousands of satisfied customers below! Call today to schedule your free evaluation and estimate!

Proudly serving Newark, NJ, Jersey City, NJ, and Trenton, NJ.

Services Offered

Basement Waterproofing Crawl Space Repair Foundation Repair

Reviews
Testimonials
Before & After
Awards
Team

By Jeanne M. Williamstown, NJ

"From start to finish the project was handled efficiently..."

By Mark M. Easton, PA

"I cannot say enough good things about Quality 1st Basement..."

By Dave G. Tuckerton, NJ

"Great job on my crawl spaces. I could turn these into..."

By Susan V. Manahawkin, NJ

"It was a pleasure dealing with this company. Very..."

Resolving Moisture Concerns In Ellicott City, MD

What lies beneath can have a bigger impact than most homeowners realize. In Ellicott City, MD, one homeowner discovered this firsthand when they became overwhelmed by persistent moisture and musty odors rising from their crawl space. Over time, the area had grown increasingly damp, with visible signs of wear, wood deterioration, and a lingering sense of unclean air throughout the home. Concerned about the long-term effects on both their health and their property’s foundation, the homeowner turned to Quality 1st Basement Systems for a lasting, professional solution. After a thorough inspection, our team identified widespread moisture intrusion caused by exposed earth, poor sealing, and lack of vapor protection. To resolve the issue, we installed our patented CleanSpace Vapor Barrier System, a durable, 20-mil thick liner engineered to seal the crawl space floor and walls completely. This system isolates the home from ground moisture, reduces humidity, and helps prevent mold and structural damage. The results were immediate, the crawl space became clean, dry, and protected, offering the homeowner renewed peace of mind and long-term protection beneath their home.

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Damp Crawl Space Solution In Ellicott City, MD

Growing concern over rising dampness and humidity in their crawl space led this Ellicott City, MD homeowner to seek professional help. Persistent water seepage had begun to create an unhealthy environment beneath their home, raising the risk of mold growth, wood rot, and potential structural weakening. Wanting a long-term solution to protect their property, the homeowner contacted Quality 1st Basement Systems for an expert evaluation and reliable waterproofing plan. Following a thorough inspection, our team identified the primary sources of moisture intrusion and designed a custom waterproofing system to address the issue. We installed our CleanSpace Vapor Barrier System, a durable, reinforced liner that was carefully secured to the crawl space floors and walls to create a continuous moisture seal. This installation effectively prevents ground humidity from entering the space, helping to maintain a dry, healthy, and energy-efficient environment throughout the home!

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Wet Crawl Space Solution In Severn, MD

Unchecked crawl space moisture can quietly lead to major structural and health concerns, and this was the challenge facing a homeowner in Severn, MD. Ongoing water intrusion raised alarms about potential wood rot, mold growth, and compromised air quality, all of which could affect the overall safety and comfort of the home. Recognizing the seriousness of the situation, the homeowner reached out to the experts at Quality 1st Basement Systems for a professional and lasting solution. Our System Design Specialist, Chris, conducted a detailed inspection to identify the root cause of the water seepage, allowing us to develop a fully customized waterproofing plan. The solution included SilverGlo Insulation Panels, which help reduce condensation and improve energy efficiency, and our CleanSpace Vapor Barrier System, which fully encapsulates the crawl space to block moisture from the ground. Together, these high-performance systems restored the crawl space to a dry, stable, and healthy condition, providing the homeowner with lasting protection against future water problems and peace of mind!

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Crawl Space Repair in Severn, Maryland

Check out this great before and after that really shows what a crawl space under your home can look like when its dry and healthy. Air travels up, and so most of the air you breathe comes from your crawl space. This is known as the stack effect. To promote better quality air, we always recommend sealing this space from the outside environment that can cause dampness which creates mold. Encapsulation seals the space off from cold winters, wet springs and humid summers. It can help create a barrier not only for moisture but for small pests that like to use your crawl space as their new home. Preventing water and moisture also helps protect your foundation from water damage. This homeowner in Severn, Maryland, built a great relationship with our team and thoroughly enjoyed his experience with his System Design Specialist, Chris Cooke.

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