Coastal Waterproofing LLC

What They Do

Water DamageSewage

• Balcony Restoration
• Below Grade Waterproofing
• Facade Inspections
• Façade Inspections
• Full Service Restoration
• Masonry Rebuilding
• Parapet Wall
• Parking Structure Repairs
• Roof Leak Repair
• Sealant Applications
• Sewage Backup
• Surface Cleaning
• Water Damage

In Their Own Words

Coastal Waterproofing for precise and thorough solutions ensuring NYC FISP compliance in New York City. Our wide range of comprehensive waterproofing solutions are designed to comply with NYC's strict building requirements.

Written by the business on its public profile. We have not verified these claims.

Before You Call Coastal Waterproofing LLC

1. Do you take moisture readings every day and will you give me the drying log?
2. Are your technicians certified in water damage restoration?
3. Will you remove the carpet and pad that the sewage touched?
4. How high up the walls will you cut, and why?

How Their Reviews Break Down

Counts from public listings as of September 23, 2026. A handful of reviews says less than a few hundred.

Read This While You Wait

• DIY with careWhat to Do in the First 24 Hours After Water DamageAn hour by hour plan for the first day after water damage. Make it safe, stop the source, document, remove water and start drying before mold can start.
• Call a proSewage Backup Cleanup, What You Can and Cannot DoWhat to do when sewage backs up into your home. How to stay safe, what you can clean yourself, what must be thrown out, and when to call a specialist.
• DIY friendlyWasher, Dishwasher, Fridge and Toilet Supply Line LeaksHow washer hoses, dishwasher lines, ice maker tubing and toilet supply lines fail, how to clean up each kind of leak, and how to replace a line yourself.
• DIY with careToilet Overflow Cleanup by Water CategoryHow to stop an overflowing toilet, tell clean tank water from bowl water and sewage, clean each one safely, and know when the water went too far for DIY.