The Choice for Boats for Sale in Maine Hamlin's Marine wants you to enjoy every moment on the water. For over twenty years Hamlin's Marine has delivered on a simple promise… ”If you purchase a boat from Hamlin's Marine, we'll always be there when you need us.”  Hamlin's Marine offers convenience and assurance with our Maine locations in Waterville and Hampden, staff of twenty-five dedicated employees, and a fleet of service trucks.