Waterproofing

At Core Construction Group LLC, we provide professional waterproofing services across New York City, serving Brooklyn, Manhattan, Queens, Bronx, and Staten Island, protecting buildings from water intrusion, structural damage, and long-term deterioration.

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What We Offer

Basement Waterproofing

- Interior waterproofing systems

- Crack repair and sealing

- Moisture control and drainage solutions

Foundation Waterproofing

Façade & Exterior Waterproofing

- Exterior foundation sealing

- Protective coatings and membranes

- Water intrusion prevention

- Masonry sealing and coatings

- Brick and wall waterproofing

- Sealants and expansion joints

Roof & Surface Waterproofing

Signs You Need Waterproofing

- Flat roof waterproofing systems

- Deck and surface coatings

- Protective barrier installations

- Water leaks or damp walls

- Mold or mildew odors

- Cracks in foundation or walls

- Peeling paint or damaged finishes

- Basement flooding or moisture

Protect Your

Property & Investment

Professional waterproofing helps prevent water damage, extend building lifespan, protect interior finishes, maintain structural integrity, and reduce long-term repair costs.

We work on brownstones & townhouses, multi-family buildings, apartment buildings, and commercial properties throughout all five boroughs.

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