A custom tailored boating experience for any occasion.


Boatman Charters is committed to providing you and your guests with an unparalleled boating experience throughout Long Island’s scenic east end and beyond. From fishing excursions, family-friendly day trips, water sports to romantic sunset cruises, a plethora of full-service bespoke packages can be accommodated.

Boatman is owned and operated by USCG licensed Captain William J. Siagiannis. An east end native; William has been an avid boater and skilled fisherman his whole life, developing a passion for the water at a very early age while spending his childhood summers on the Aegean Sea. He is well-known and highly recommended as a veteran waterman who can be entrusted with safety, professionalism and second-to-none knowledge of the local waters.