800-888-0487
Free Inspection
Original company and team still honoring 1st warranty delivered in 1987.
Fix your basement forever with a meaningful promise of performance.
Our customer reviews have established a 99.3% satisfaction rate with over 55,000 waterproofing customers.
No company delivers more for their customers than BWN. Price is what you pay. Value is what you get.
Fixed right for life! Never more than you need, giving you confidence your basement is permanently protected.
We recruit, hire, and train all crew members with BWN core values. No subcontractors!
Flexible payment plans that fit your budget and lifestyle.
Homeowners can rely on BWN to be there when they need us the most.
Original company and team still honoring 1st warranty delivered in 1987.
Fix your basement forever with a meaningful promise of performance.
Our customer reviews have established a 99.3% satisfaction rate with over 55,000 waterproofing customers.
No company delivers more for their customers than BWN. Price is what you pay. Value is what you get.
Fixed right for life! Never more than you need, giving you confidence your basement is permanently protected.
We recruit, hire, and train all crew members with BWN core values. No subcontractors!
Flexible payment plans that fit your budget and lifestyle.
Homeowners can rely on BWN to be there when they need us the most.
"Great crew! I'm pleased with the overall outcome and performance of the work." - Dana J.
"The work is neat, and they worked together well. We appreciated how the crew interacted. The cleanup was thorough." - Audrey H.
"A company that values customer satisfaction: Basement Waterproofing Nationwide. BWN Went above and beyond to make me a happy and a satisfied customer. From the top to the bottom, every employee has the same attitude: work hard, and do the best you can. I had a job that needed special attention, and it was a challenge. BWN accepted and met my challenge for the best results. It’s nice to see integrity, hard-work and customer satisfaction being the most important values; BWN takes pride in what they do. A company that values customer satisfaction." - Tim D.
"Great crew! I'm pleased with the overall outcome and performance of the work." - Dana J.
"The work is neat, and they worked together well. We appreciated how the crew interacted. The cleanup was thorough." - Audrey H.
"A company that values customer satisfaction: Basement Waterproofing Nationwide. BWN Went above and beyond to make me a happy and a satisfied customer. From the top to the bottom, every employee has the same attitude: work hard, and do the best you can. I had a job that needed special attention, and it was a challenge. BWN accepted and met my challenge for the best results. It’s nice to see integrity, hard-work and customer satisfaction being the most important values; BWN takes pride in what they do. A company that values customer satisfaction." - Tim D.
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Our highly trained office staff are always ready and willing to help you.
Our no pressure, friendly inspectors will ensure your consultative basement inspection is a helpful experience.
Getting your basement dry is easy with BWN!
Our pleasant office staff are always ready and willing to help you.
Every member of the BWN Super Crew must pass our Core Values Assessment.
The same BWN staff that waterproofed basements for our customers back in 1987 remain on staff today. We stand proudly with all our customers as time has reinforced the promise of our legitimate Lifetime Warranty. View our service areas.
Maryland: Anne Arundel County, Baltimore City, Baltimore County, Carroll County, Cecil County, Frederick County, Harford County, Howard County, Montgomery County, Prince Georges County.
Delaware: Kent County, New Castle County.
Pennsylvania: York County, Lancaster County, Chester County, Delaware County.
Washington, D.C.: Northeast Washington, Northwest Washington.
Since 1987 BWN’s time tested solutions have demonstrated reliable basement protection during extreme weather events. Basement waterproofing, foundation repair, crawl space repair and sump pump replacements are BWN specialties.
Proven waterproofing solutions that are specifically designed to permanently protect your basement for life.
Cracked or compromised foundation walls can be structurally repaired to restore your peace of mind.
Damp, wet crawl spaces can be transformed into dry spaces that also protect the living spaces above.
Healthy sump pumps are critical for protecting your basement against water, this is why sump pumps are referred to as the heart of your waterproofing system.
Here you will find helpful guidance with both DIY and Professional advice regarding the maintenance and repair of your basement. Use our resource center to learn more about basement waterproofing, foundation repair, crawl spaces and sump pumps.
