About Us
Voted the Best Local Basement Waterproofing Contractor 11-Straight Years… We Are Here to Help You
Protect Your Home From Basement Water & Foundation Damage
For over four generations, Basement Waterproofing Specialists has helped homeowners across New Jersey, Delaware, and Eastern Pennsylvania keep their homes dry, safe, and structurally sound. From flooded basements and crawl spaces to foundation cracks and drainage issues, we provide customized waterproofing and foundation repair solutions backed by award-winning service and lifetime warranties.
Why Homeowners Choose Us
- 4th-Generation Family-Owned Business
- Woman-Owned Local Company
- Voted Best Basement Waterproofer 11 Years Running
- Free Estimates & Flexible Financing
- Lifetime Warranty Available
- Serving NJ, DE & Eastern PA
Schedule Your Fast, Free Estimate
📞 800-700-9171
Or request your free inspection using the form below.











Foundation Repair
Foundation cracks, bowing walls, and settling floors can become serious structural issues if ignored. We provide long-term repair solutions for stone, cinderblock, poured concrete, and older farmhouse foundations.
We repair:
- Cracked Foundation Walls
- Bowing Basement Walls
- Settling Foundations
- Structural Movement
- Water-Damaged Foundations
Schedule Your Free Foundation Inspection
Crawl Space Waterproofing & Encapsulation
Damp crawl spaces can create mold, wood rot, odors, and poor air quality throughout your home. Our crawl space systems help control moisture and improve your home’s overall health and efficiency.
Get Your Free Crawl Space Estimate
French Drains & Yard Drainage
Standing water around your home can damage landscaping, foundations, and basements. We install drainage systems that move water away from your property and help prevent flooding issues before they worsen.
Services include:
- French Drain Installation
- Yard Drainage Systems
- Surface Drainage Solutions
- Downspout Extensions
- Water Diversion Systems
Mold Removal & Remediation
Mold growth in basements, attics, and crawl spaces can impact your family’s health and damage your home over time. We identify moisture sources, safely remove mold, and help prevent future growth.
To Get Your Fast, Free Estimate, Simply Enter Your Info Below
We were the first to:
1. Conduct Mold Removal while simultaneously waterproofing your basement
2. Clean out basements, crawlspaces and garages while waterproofing.
3. Offer you free lifetime warranties for our sump pumps. (We know they will not last a lifetime; it is a free replacement to our customers for our appreciation of their business)
4. Offer expert witness testifying, pictures & reports at no extra charge to you.
5. Offer no small print on the back of our contract just the American flag.
6. Offer free no-obligation basement inspections.
7. Offer service to eastern PA, NJ, and DE
Free Estimate - Call Now
FOR MORE INFO OR HELP WITH YOUR BASEMENT, CRAWL SPACE, FOUNDATION, YARD DRAINAGE ISSUES, AND MORE – CLICK HERE (ALL INFO & ESTIMATES 100% FREE to Homeowners)
About Basement Waterproofing Specialists
Over 63,000 happy homeowners have relied on us to protect their homes. Moreover, we are a 4th generation, local, family, woman-owned business. We are not a huge chain or national company. Instead, our employees live and work in these communities, which is why we’ve been voted Best Basement Waterproofer 11 straight years. Consequently, we treat every home like it belongs to a family member.
Our reviews speak for themselves. Over the last decade and a half, we have earned 250+ five-star reviews. Whenever an issue arises, we resolve it quickly. Additionally, we provide clear guidance and support for every project.
We are based in Collegeville PA, just north of King of Prussia. However, we service all of New Jersey, including:
Hunterdon County
Edison
Newark
Washington Township
Glassboro
Long Branch and more…
Delaware:
Newark
New Castle
Bear, and more…
And Pennsylvania, including:
Allentown
Philadelphia
Gettysburg
Lancaster
York and more..
Finally, we offer free estimates and flexible financing options. Because we don’t use hard-sell tactics or scare tactics, our work speaks for itself. Ultimately, our four generations of experience help homeowners like you stay safe from basement flooding, mold, and foundation problems.
Need help, simply call us at 800-700-9171