Content that inspires, teaches, introduces and challenges both trade professionals and homeowners.

You demand the highest quality construction materials and products on every job. At Riverhead Building Supply, you’ll find a vast array of superior residential and commercial construction supplies designed to make your project a success.

The Long Island Builders Institute (LIBI) is your local chapter of the National Association of Home Builders (NAHB) and the New York State Builders Association (NYSBA). LIBI is the region’s largest trade association representing our single and multi-family home-builders. The organization works tirelessly for you and for all of us in the residential construction industry.

From November 1 through the end of the year, we have great deal on DeWalt bare tools that is hard to beat. Buy any 2 DeWalt bare tools from our list, and receive a battery kit with it, at no extra charge.

October is our month for wicked good savings on James Hardie siding, trim, and accessories. Be sure to place your order through the end of the month, to get the best deals around!

It was a beautiful day at Suffolk County Farm in Yaphank on Saturday, September 28, as the Riverhead Building Supply team stepped out on the Walk to End Alzheimer’s.

Save 10% on your purchase of any James Hardie exterior products at all Riverhead Building Supply locations. That 10% adds up to tremendous savings on popular HardiePlank® lap siding, HardieShingle® siding, HardiePanel® vertical siding, HardieTrim® boards and more.

Where do you start on the road to replacement windows? With all of the choices available, it’s hard to decide. Let Riverhead Building Supply be your GPS – you tell us where you want to go, and we’ll give you the step by step directions to make sure you get there.