Waterproofing NJ Services

Are you experiencing trouble with a leaky basement? Or perhaps are you in a need of a mold remediation service? Well, look no further! Dema NJ waterproofing has years of experience in the basement repair field. No matter what the problem may be, we provide a reliable and effective solution; saving you time and money as well as being hassle free every time!

NJ waterproofing

Waterproofing your basement will prevent a number of expensive problems from arising in the future. Our goal is to identify the cause of your basement leakage right away, enabling you to save time and money from the beginning. We guarantee that water will never appear in your basement again.

NJ Basement finishing

Finishing a basement is one of the easiest and most cost-effective ways to increase living space and the value of a home. With years of experience in the basement industry, Dema waterproofing is ready to start remodeling your basement as you have dreamed about it.

NJ Mold Remediation

Mold can be harmful to people's health as well as to building structures. Its spores are often toxic and can cause respiratory problems and allergic reactions. Dema Waterproofing will remove the entire mold from your house and keep it from coming back

NJ Structural repair

Structural Damage can be caused by a number of events through the years. Dema Waterproofing guarantees your building's structural problems will be corrected with maximum efficiency, ultimately saving you time and money. We restore safety, appearance, and value.

Work with Us!

Work with Us!

About Us

  • Family Owned
  • Fully Insured
  • State of New Jersey Licensed
  • 10 years of industry experience
  • Lifetime Transferable Warranty
  • Responsible and Trustworthy
  • Affordable, dependable solutions


Dema NJ Waterproofing offers a wide range of mold abatement services designed to provide single-source responsibility and absolute accountability. Don S. – Westfield

Satisfaction Guaranteed

Dema NJ Waterproofing - guarantees your complete satisfaction. Your business is very important to us!

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Dema Construction & Waterproofing, INC.
89 Vesey st.
Newark, NJ 07105
Phone: 908-377-7574
Fax: 973-344-7661