Retail store & yard

333 Hallock Avenue, Port Jefferson Station, NY 11776

631-928-1515
 631-928-1518

Hours
Monday – Friday: 7:00 am – 4:00 pm
Saturday: 7:00 am – 3:00 pm
Sunday: closed

Masonry showroom

339 Hallock Avenue, Port Jefferson Station, NY 11776

631-591-7800

Hours
Monday – Friday: 7:00 am – 4:00 pm
Saturday: closed
Sunday: closed

Riverhead Building Supply on Hallock Avenue is off Route 112 heading east.

NOW STOCKING MASONRY PRODUCTS. Let us be your local hardware, lumber and building materials supplier. This store is a full lumber yard with full delivery services and dedicated trucks to drop materials at your jobsite. Visit our hardware store for supplies like fasteners, blades, gardening supplies, and power tools. Homeowners welcome!

Featured products

ANDERSEN®
WINDOWS AND
DOORS 400 SERIES,
A SERIES

MARVIN® WINDOWS
AND DOORS

ANDERSEN®
WINDOWS AND
DOORS 400 SERIES,
A SERIES

MARVIN® WINDOWS
AND DOORS

Services

  • Delivery service
  • Blade sharpening service
  • Tool repair service
  • Lockset re-key
  • Decking & railing displays
  • Roofing displays & samples
  • Siding displays & samples

Installation services

  • Andersen® service & repair
  • Marvin service & repair
  • Storm & screen door installation
  • Window & Door installation and replacements
  • Lift & slide ‘big door’ installation
  • Bilco® basement door installation
  • Screen enclosure installation
  • Gutter installation
  • Garage Doors parts and installation

Connect with a millwork specialist

logo