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Address: 1365-1384 Rte 25A, Setauket- East Setauket, NY 11733 | Click the photo above for directions! |

We are the largest single store Four Winns dealer in the United States!

We are now an authorized Finseeker Dealer!

We are an authorized Mercury repower dealer!

We are an authorized LoadRite dealer!

About Us

Great Oak Marina is a third generation family owned and operated business for over 60 years. We are the largest Single Store Four Winns Dealer In The United States. Top Four Winns boat sales for the past four years. 

What We Offer

– New boats

– Pre-Owned boats

– Mercury Outboards

– Boat Brokerage

– Boat Service  

– Parts