Detailz Construction Corporation
“Detailz Construction created a private urban oasis that matches the aesthetic of our renovated 1875 townhome.”
Best Basement Waterproofing Contractors near Towson, MD
1 of these contractors is based in Towson; the others serve Towson from towns including Baltimore (6 mi), Pikesville (5 mi) and Linthicum Heights (12 mi).
1 open 24/7 · 10 open weekends · 11 rated 4.5+ · 9 show a license
Data verified October 18, 2026
Budget Waterproofing
“The basement was a terrible moldy mess and Budget fixed it up so fabulous it looks like a totally new room.”
AA Action Waterproofing
“After many years of flooded basements before that, we have not had a drop of water.”
Anchor Waterproofing
“We got several estimates, and not only did Anchor offer a fair price, but also really did the best job of explaining exactly what work would be needed and what to expect.”
GMP Construction LLC
“Woooo I was surprised how professional is GMP Construction i highly recommend they are simply the best I can't say all with words thank you call them affordable prices and they work with you I recommend”
MJ Home Services LLC
“Mj home services responded quickly and were on the spot in under an hour.”
The 15 contractors listed for Towson, MD work on wet basements, foundations and crawl spaces. Warranty claims, free inspection offers and hours come from each company's own website. Diagnoses in this trade vary widely, so read more than one before committing to a system.
Area overview: Towson, MD
The 15 contractors on this page are rated from 4.0 to 5.0 across 812 reviews; 6 have 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (93%), quality (87%) and responsiveness (80%). The topics that come up most in reviews of the contractors on this page are "estimates", "price" and "cleanliness". 1 is open around the clock; 9 are open on Saturdays and 2 on Sundays. The services the contractors on this page list most often on their websites are basement waterproofing (6), foundation repair (2), mold removal and remediation (2) and sump pump installation (2). 9 show a license on their websites; 1 lists staff certifications (EPA) and 3 have a BBB rating of A or A+. Domain records put 7 websites of the contractors on this page at ten or more years old; the oldest dates from 2001. 1 offers emergency call-outs; 3 offer financing or payment plans; 13 give free estimates; 4 are family- or locally-owned and 1 lists coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
How many opinions should I get for a damp problem?
There are 15 listings for Towson. Get more than one assessment before you commit, because diagnoses in this trade differ more than prices do, and one crew's interior system is another crew's regrading job. Compare what each says is causing the water, not just the total at the bottom of the page.
Orellana Construction LLC
“Jose and his crew worked fast and the finished concrete driveway exceeded my expectations.”
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Guardian Basement Waterproofing
“Guardian was able to get me on the schedule quickly, and they did high quality work.”
Castle Dream Construction & Basement Waterproofing
“They were super professional and timely, and worked through the issue with me to get it resolved promptly!”
Dirt Devil Enterprises
“They're surly experts at what they do and I loved watching the transformation happen.”
Floodbusters Basements
“Since having Floodbusters install my sump pump, I haven't had any water leakage issues.”
Bltmr Restoration Company
“Contacted them for a short mold remediation job was actually impressed by there professionalism which was a first for me.”
Complete Waterproofing and Concrete
“They did a great job when we were getting rain in our basement.”
Global Risin Contracting Services Inc
“Professional team always polite and very knowledgeable, showed up every day even worked on Saturdays.”
JMK and Sons Services LLC
“We will definitely be ordering from them again in the future!”
Why these companies made our list
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