About Us


We are a locally owned and operated company with 15 years of industry experience. We value honesty and integrity and stand behind our work. We specialize in both interior and exterior residential and commercial waterproofing projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building long-term relationships with our clients and guarantee your satisfaction!


We are licensed and insured. 

All our work is guaranteed and references available upon your request


Free Estimates
throughout the Connecticut and New York area, evening and weekend appointments available.


Real Customer Testimonials


"Good guys. Fast and efficient. Very pleased with outcome". - Review by G & b S. in Elmsford, NY 

Click below to read more testimonials from customers we've done work for! 

Our Partners


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Better yet, give us a call directly at 203-589-0143

J&J Constructions and Basements Systems LLC


Business Hours


08:00 am – 05:00 pm

Tues- 8:00 am to  5:00 pm

Wed- 8:00 am to  5:00 pm

Thurs-8:00 am to 5:00 pm

Fri-    8:00 am to  5:00 PM

Sat- 8:00 pm to    2:00 pm

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