Riverhead Building Supply - Masonry

Building Materials
Hours:
7055 Main Rd, Mattituck NY 11952
(631) 298-7021 Directions

Hours

Monday
6:30AM - 4PM
Tuesday
6:30AM - 4PM
Wednesday
6:30AM - 4PM
Thursday
6:30AM - 4PM
Friday
6:30AM - 4PM
Saturday
Closed
Sunday
Closed

About Riverhead Building Supply - Masonry

Experience top brands in pavers, bluestone, and natural stone. Create an outdoor oasis using a blend of materials to satisfy any homeowner and project need that ultimately gets you referrals. Visit our store in Mattituck or call our Masonry Department at 631-591-7800. Get inspired in our Virtual Masonry Showroom.

Photos

Most Recent Reviews

Write a review
  • August 2025
    Awesome service, knowledgeable, excellent materials!
  • December 2020
    Great family owned business on the North Fork. Quality materials; lovely and friendly customer service in the office (thank you Holly!); delivery was fast, efficient and they dropped all materials exactly where we asked. Wish them much continued success!
  • December 2019
    Excellent Products Customer Service and priced right.

More Comments(8)

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Riverhead Building Supply - Masonry

Building Materials in Mattituck, NY 7055 Main Rd, Mattituck (631) 298-7021 Website Suggest an Edit