Cedarville Marine is a full-service marina offering boat repairs, dockage, fuel, pontoon rentals, and a fully stocked ship's store in the heart of the Les Cheneaux Islands. Factory-certified technicians provide trusted marine service and support for boaters throughout the Eastern Upper Peninsula.

Tassier Boat Works is a full-service marina and boat shop in Cedarville and Hessel restoring antique wooden and modern fiberglass boats — owned by Gary Tassier for over 80 years.

Viking Boat Harbor offers a full-service marina in Cedarville offering fuel, storage, and a 50-ton travel lift — serving the Les Cheneaux Islands boating community for over 100 years.