9 Brothers Building Supply is your source for Patchogue construction supply products that we select for reliability and quality. We carry commercial-grade construction products that are harder to find at your local depot store. Homeowners and contractors alike please stop in at either our Brentwood location or Riverhead location to see our collections in person and let us help you make your dream become a reality!
All Authentic Construction
We’ll help you through the process
with our fleet of ready to haul trucks anywhere on Long Island, NYC & 5 Boroughs
to build your dream backyard, driveway, landscape, pool, or patio!