Seacoast Enterprises Associates, Inc. (SEA-Incorp) began operating the Harbor Marina of East Hampton in 1976. The owners are Richard V. Mendelman, President and Peter R. Mendelman, Vice-President.
In 1998, SEA-Incorp began to manage Gardiner’s Marina in the southern portion of Three Mile Harbor.
In 2004, the company started to manage Halsey’s Marina, also in Three Mile Harbor.
In 2012, the Seacoast Enterprises Associates, Inc. began to manage the Three Mile Harbor Marina and Boat Yard at 2 Boat Yard Road.
The SEA Team is eager to create safe, fun, and comfortable boating experiences each and every boater, in any season. Please contact us with your requests.
Richard Mendelman - President, ext .101
Sylvia Mendelman - Office Administration, ext. 110
Lynn Mendelman - General Manager, ext. 102
Mark Mendelman - Three Mile Harbor Marina & Development Manager, ext 105 or 631-324-1320
Jason Milius- Dock Master of Halsey’s Marina & Gardiner’s Marina, ext. 113
Peter Mendelman - Vice President & Service Department Manager, ext. 103
Christine Moran - Service Writer, ext. 104
Cliff Kalfaian - Parts Manager, ext. 115
Weather Conditions . . .