Mac Donald Marine Inc in Mahopac, NY is a full service Marina serving Westchester and Putnam Counties since 1967. We are known for the sales of quality products and service that is second to none. We have factory trained technicians to service your new or used boats. We offer Marine Equipment & Accessories. Come see our Glastron Boats & Manitou Pontoon Boats. Ask about our docking and storage availability. We accept Master Card and Visa for your convenience. Come visit us soon and see why we are the Marina of choice.