Certified by AA Basement Waterproofing and Foundation Repair • Nov 01, 2026
Waterproofing Company
AA Basement Waterproofing and Foundation Repair is the go-to waterproofing company in Williamsport, MD, providing top-notch solutions to keep properties safe and dry. Specializing in waterproofing services, our dedicated team ensures that basements and foundations are protected from water damage, giving homeowners peace of mind and a secure foundation for their property.
With a focus on quality workmanship and customer satisfaction, we deliver reliable services tailored to meet the unique needs of each client. Serving the Williamsport area with professionalism and expertise, our company is committed to safeguarding homes against potential water infiltration issues. Contact us for all your waterproofing needs.
Details
Onsite servicesAvailable
Free parking garageNot available
Free parking lotAvailable
On-site parkingAvailable
Paid parking garageNot available
Paid parking lotNot available
Paid street parkingNot available
Location
Certified by AA Basement Waterproofing and Foundation Repair • Nov 01, 2026
Certified by AA Basement Waterproofing and Foundation Repair • Nov 01, 2026
MondayOpen 24 Hours
TuesdayOpen 24 Hours
WednesdayOpen 24 Hours
ThursdayOpen 24 Hours
FridayOpen 24 Hours
SaturdayOpen 24 Hours
SundayOpen 24 Hours
Reviews
4.5
28 reviews
5 stars
24
4 stars0
3 stars0
2 stars
3
1 star
1
MM
MC
Jul 24, 2026
5.0
AMAZING!!!
These guys are literal crawlspace artists. My nasty old crawlspace was flooding due to a collapsed drain tile, so I had to have a whole new one installed. It's nasty, grueling work and these guys just jumped right in. It's so nice down there now you could eat in there.
Amazing service from start to finish. Good communication, great crew, fast work, and results beyond anything I had expected. All for a very reasonable price compared to others.
10/10 HIGHLY RECOMMEND THESE GUYS!!!!!
JR
Jennifer Roderick
May 30, 2024
5.0
Highly recommend! Fast service, customer focused, and respectful.
CD
Christine Demasco-Cody
May 1, 2023
5.0
I contracted AA Water proofing to install a vapor barrier, two dehumidifiers, and pour concrete in a newly purchased building that previously had a dirt basement. I found Steven Younker, the owner, to be very articulate & knowledgeable about the basement waterproofing business. Steven was responsive, easy to communicate and toss ideas around with, and had been a life saver and sounding board when I ran into an unrelated issue with an oil tank in the basement which was being worked on by a separate company. Steven's team completed the job within scope and completed it quickly. It has been about 6 months since project completion, and so far, so good - two thumbs up.
JJ
Jon
Jan 18, 2023
5.0
AA was fantastic. They came up with two smart, cost effective solutions to complex water issues, and did an excellent job with the installation. When I had a problem that was not caused by their work but was related to the water issue, they came by and helped me. Can't recommend them highly enough
Frequently Asked Questions About AA Basement Waterproofing and Foundation Repair
Where is AA Basement Waterproofing and Foundation Repair located?
AA Basement Waterproofing and Foundation Repair is located at 2 West Potomac Parkway, Williamsport, MD 21795, USA.
What services does AA Basement Waterproofing and Foundation Repair offer?
They specialize in waterproofing services and foundation repair, focusing on protecting basements and foundations from water damage.
What are the business hours of AA Basement Waterproofing and Foundation Repair?
The company operates 24 hours a day, 7 days a week, providing round-the-clock service.
Is AA Basement Waterproofing and Foundation Repair veteran-owned?
Yes, the business is veteran-owned.
Does AA Basement Waterproofing and Foundation Repair provide onsite services and parking?
Yes, they offer onsite services and have onsite parking that is free to use.
How can I contact AA Basement Waterproofing and Foundation Repair?
You can contact them by phone at +1 301-800-8656 or email at pshirley@antietambroadband.com.
Are there any beauty salons near AA Basement Waterproofing and Foundation Repair?
Yes, nearby beauty salons include 'Halo LLC' and 'Stranded Beauté', both offering beauty and spa services.
What automotive-related services can I find near AA Basement Waterproofing and Foundation Repair?
Nearby automotive services include 'Napa Auto Parts' for parts and accessories, 'Inspire Car Care', and 'TNT Tinting and Detailing' for car window tinting and auto customization.
Are there any health or counseling services nearby?
Yes, the 'Willow Tree Counseling Center' offers counseling and mental health services, and 'River City Dental' provides dental care nearby.
What are some community and professional services near AA Basement Waterproofing and Foundation Repair?
Nearby, you can find 'Snyder's Termite & Pest Management' for pest control, 'Gruber-Latimer Restoration' for masonry and contractor services, and the 'American Legion' community services and social club.
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