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(About Us)

Your Local Basement Waterproofing Experts in Middle Island

4.7★
Average rating
2,150+
Reviews
14,546+
Jobs done
97%
Satisfaction

When it comes to dependable basement waterproofing, Middle Island homeowners choose Three Brothers Waterproofing first. Middle Island is a small city in Suffolk County, and its humid continental climate defines the work we do here.

Throughout Gordon Heights to Coram, our crews cover Middle Island and the wider southeast New York, handling the basement waterproofing problems that come with Suffolk County's warm, humid summers and year-round precipitation. We know the local homes and route efficiently across all 1 ZIP codes.

Every Middle Island job is backed by a solid workmanship guarantee and a flat-rate quote you approve before we start - no surprises. That's why Middle Island homeowners trust Three Brothers Waterproofing.

(Why Choose Us)

Why Middle Island Residents Trust Us

Locally Owned

Serving our southeast New York neighbors, not a call center.

Guaranteed Work

Written workmanship guarantee on every Middle Island job.

Transparent Quotes

You approve the flat rate before we start.

Vetted Technicians

Background-checked pros in your Middle Island home.

(Licensed & Certified)

Licensed, Insured & Middle Island-Approved

PA License: #PA116134  ·  NJ License: #13VH09196900  ·  DE License: #16-92176-24-000

Need Basement Waterproofing Today?

Call now for fast, licensed basement waterproofing anywhere in Middle Island and Suffolk County.

Call (844) 516-0132