Seacoast Enterprises Associates Inc.

Seacoast Enterprises Associates Inc. Operating full service marinas/dockage, boat yards/storage, ship's stores, & fuel dock in Three Mile Harbor, East Hampton, New York.

Operations of four full service marinas with year-round facilities for dockage, slip rentals, indoor and outdoor boat storage, two boat yards, a full service department with lift capacities to 40-Tons, a gas and diesel fuel dock, two marine stores with supplies, bait and tackle, ice, nautical gifts shop, and waterside restaurant in Three Mile Harbor, East Hampton, New York.

08/22/2025

https://www.clamshellfoundation.org/fireworks
07/12/2025

https://www.clamshellfoundation.org/fireworks

The Clamshell Foundation Presents The Annual Fireworks Show 〰️ The Clamshell Foundation Presents The Annual Fireworks Show 〰️ The Clamshell Foundation Fireworks Show over 3 Mile HarborSummer 2025 UpdateWHEN: July 12*RAIN DATE: July 13The Fireworks Show is a three-decade long tradition stag....

February sunset over the Three Mile Harbor channel entrance.
02/10/2025

February sunset over the Three Mile Harbor channel entrance.

06/01/2024
Check out this blog by Peter and Liz’s daughter Annelise on Dockwa!
05/31/2024

Check out this blog by Peter and Liz’s daughter Annelise on Dockwa!

Discover the enchanting childhood tradition of Annelise Mendelman and her friends as they embark on annual summer boat sleepovers in Long Island, filled with adventure, laughter, and bioluminescent swims.

Follow the link for NY Boating updates and resources, including 2024 boating safety classes both live or online. On Jan...
03/21/2024

Follow the link for NY Boating updates and resources, including 2024 boating safety classes both live or online. On January 1, 2025, all boaters will be expected to have proof of their boating safety class completion.

The Marine Services Unit covers boater education, law enforcement, permits, inspection, licensing, theft, aids, publications, and services.

Autumn skies in the Gardiner’s Marina basin.
10/23/2023

Autumn skies in the Gardiner’s Marina basin.

06/30/2023

The crew with Seacoast Enterprises Associates wishes you a Safe and Happy 4th of July celebration 🎊 ⚓️🎉🎉 while boating on the gorgeous waters of Long Island’s East End. 🤩

Address

423 Three Mile Harbor Hog Creek Road
East Hampton, NY
11937

Telephone

(631) 324-5666

Website

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