C&D Marine, located in Copiague New York, is a full-service marina offering a wide range of marine services. Just minutes from the Great South Bay, our marina has 77 slips on the Great Neck Creek. We are a family-owned business operating since 1995. Our technicians are trained and certified in Yamaha, Volvo, Mercury, Mercruiser, Southport, Fischer Panda, SeaLand and Dometic DG3 Gyro Stabilizer. C&D Marine offers winter storage and spring commissioning to keep your boat secure and professionally maintained. With C&D Marine you receive the best service possible with a team that cares and dedicates themselves to keeping your boat running the best way that it should.