Rotonics Manufacturing is one of the largest rotational molding companies in the United States. It specializes in custom and contract manufacturing solutions. The company has been in operation for more than 30 years and maintains over five manufacturing branches throughout the U.S. It manufactures a range of planters, kayaks and refuse containers. The company also provides various material handling bins and liquid storage tanks. Rotonics Manufacturing offers a variety of carousels, canoes, lampposts, mailboxes and kennels. It provides a selection of agricultural products, such as mineral and lick feeders. The company offers custom molding services and serves clients in the marine market. In addition, Rotonics Manufacturing offers toolboxes and service kits.