Long Island's Best Bulkhead & Dock Builders! 

Welcome to the home of Seaboard Marine DockBuilders!

Seaboard Marine DockBuilders is owned and operated by Jeff Leibstein and Mike Shulman.  Although their credentials are impressive as individuals, as a team, the quality of their work is unparalleled.

From the intense planning of each project to the masterful installation, Seaboard Marine DockBuilders sets a new standard in quality craftsmanship.

If you are looking to have some work done at your waterfront property, Seaboard Marine DockBuilders is the company for you.  We deliver quality service for a reasonable price and always leave our customers hap

We take care of securing all necessary permits for the completion of your project.

We service the south shore of Long Island including Oceanside, Long Beach, Lido Beach, Atlantic Beach, Island Park, Barnum Isle, Harbor Isle, Freeport, Baldwin, East Rockaway, Baldwin Harbor, Hewlett, Lawrence, Woodmere, Point Lookout, Hewlett Harbor, Amityville, Lindenhurst, Merrick, & more.