Best Basement Waterproofing Contractors near Upper Darby, PA
These contractors serve Upper Darby from nearby bases in towns including Philadelphia, Audubon, NJ and King of Prussia.
15 contractors listed · 2 open 24/7 · 10 open weekends · 13 rated 4.5+ · 4 show a license
Data verified October 21, 2026
A Waterproofing Solution Inc
“They were very professional and cleaned up everything and placed the outdoor furniture back in place before they lefy.”
Advanced Paving and Masonry
“Next time I need work or know someone that need it we will be calling advanced paving 100%”
Jamison Basement Waterproofing
“I was very impressed by the work and the condition of the basement when the work was completed.”
Hawthorne Painting
“We had a few small projects to complete inside and outside our home and they finished them in a jiffy (like in a half of day).”
Jamison Chimney Services
“Daniel and Ian replaced my chimney liner and they could not have been more professional.”
The 15 contractors listed for Upper Darby, PA 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: Upper Darby, PA
14 of the 15 contractors on this page have a rating, from 4.3 to 5.0 across 2,271 reviews; 10 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (90%), quality (88%) and responsiveness (79%). The topics that come up most in reviews of the contractors on this page are "estimates", "crew" and "price". 2 are open around the clock; 10 are open on Saturdays and 6 on Sundays. The services the contractors on this page list most often on their websites are foundation repair (4), star bolts (2) and structural repair (2). 4 show a license on their websites and 1 has a BBB rating of A or A+. Domain records put 6 websites of the contractors on this page at ten or more years old; the oldest dates from 2006. 2 offer emergency call-outs; 3 offer financing or payment plans; 10 give free estimates and 4 are family- or locally-owned. We count these figures across the contractors on this page; 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 Upper Darby. 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.
Almand Brother's Concrete Inc.
“Brought a big crew and completed removal and replacement of driveway, walkway and patio in one day.”
MCG Construction Inc
“Best customer service I ever had.”
Main Line Waterproofing
“They took care to keep my home as clean as possible, completed the work quickly and efficiently, showed me everything at the end and answered all of my questions.”
Dry-at-Last Waterproofing
“Steve understands the struggles homeowners are experiencing in such an intricate way, but is willing to take the time to thoroughly explain everything so that anyone, with any background, can fully understand.”
Craft Pro Masonry Restoration Inc.
“They were extremely professional, responsive and did outstanding work.”
Philadelphia Foundation Repair & Waterproofing
“He gave me a full transparent consultation on what the job entailed and the costs including additional fees associated with city inspections that I wouldn't have anticipated.”
Hard Knox Waterproofing
“Hello I employed Hard Knox to fix the fascia and paint my 100 year old house and they did a powerhouse job!”
Moisture Master Pros
“I would definitely recommend Moisture Master Pros and especially Josh to anyone who are in need of the professional services that they provide.”
Del-Val Basement Waterproofing – Basement Waterproofing
“They left the job site cleaner than they found it and completed the work earlier than scheduled.”
Why these companies made our list
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