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ACM Basement Waterproofing

4.9

About this business

ACM Basement Waterproofing, Inc. is a family owned and operated waterproofing company serving Nassau and Suffolk counties. With expertise in a wide variety of drainage and waterproofing solutions, ACM has become the company of choice among Long Islanders looking to end their wet basement woes once an for all. From French Drains and sump pumps, to window wells, grading, channel drains and foundation excavation, our Certified Waterproofing Specialist will craft the optimal solution to keep the water out of your basement. 

Location details

121 Freeman Ave, Islip, NY, 11751, United States

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WeekdayScheduleStatus
Mon8:30 a.m. to 7:00 p.m.
Tue8:30 a.m. to 7:00 p.m.
Wed8:30 a.m. to 7:00 p.m.
Thu8:30 a.m. to 7:00 p.m.
Fri8:30 a.m. to 7:00 p.m.
Sat8:30 a.m. to 7:00 p.m.
Sun8:30 a.m. to 7:00 p.m.
4.9135 reviews
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rose smith's profile image
rose smith 
on Google
2 weeks ago

The work was done with the utmost professionalism and competence. The service representative was very thorough in examining the dehumidifier, air purifier and sump pump and provided any service needed including draining the pump. 

Craig Todaro's profile image
Craig Todaro 
on Google
a month ago

Mark took it upon himself to come to my home and examine my issue himself. He is knowledgeable not only in basement waterproofing, but also in land grading, excavating and several other adjacent topics. While it was concluded my issue was not foundation oriented, he did not hesitate to propose several other creative ideas to help address my issue. He has a great disposition, and I would not hesitate to recommend his services to others. 

Jay Nadelbach's profile image
Jay Nadelbach 
on Google
a month ago
Linda Russo's profile image
Linda Russo 
on Google
2 months ago

I bought my house 24 years ago, and for 24 years I lived with water coming in to my finished basement. A few years back I hired another company to put in a French Drain System which never worked. As the storms got worse the water in my basement increased. Because of my previous experience I was hesitant to hire another company until I read about ACM and met Mark who was highly recommended by my Home Service Company. Mark spent about 2 hours explaining the process, and what was needed. In February 2025 ACM put a extensive Fre... read more

Maria Lacoste's profile image
Maria Lacoste 
on Google
2 months ago

ACM Basement Waterproofing did an excellent job in my basement, no more water intrusion. The job was handled professionally and on time. I am happy to recommend them. 

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Frequently asked questions about ACM Basement Waterproofing

How is ACM Basement Waterproofing rated?

ACM Basement Waterproofing has a 4.9 star rating with 135 reviews. 

When is ACM Basement Waterproofing open?

ACM Basement Waterproofing is open now. It will close at 7:00 p.m.  

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