About Us

Rainbow waterproofing is licensed and insured in Nassau and Suffolk County.

License numbers:

Suffolk County 25332-h

Nassau County h3101700000

RAINBOW WATERPROOFING INC. is recognized as a leader in residential and commercial waterproofing on Long Island. Over the past 28 years Rainbow Waterproofing has established a superior reputation in the waterproofing industry by providing top quality workmanship combined with service and reliability.

Based on Long Island, New York, the company was founded in 1989 by Michael S Sabella and since has built a reputation among homeowners, builders, real estate companies and property management companies that is second to none.

Rainbow Waterproofing is an owner operated company (not a franchise) which believes in a strong commitment to the highest standards overseen by an owner who truly cares about his customers.

Today Rainbow Waterproofings sales and service network extends to thousands of satisfied customers across Long Island by combining superior products with experience and expertise, guaranteed!

*Rainbow waterproofing offers an owner transferable life of structure warranty on all waterproofing repair work.

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