Donald D. Chrisco has been named director of materials at St. Louis Ship, division of Pott Industries Inc. He joined St. Louis Ship in March 1980 as director of purchasing. Prior to that he served in various material responsibilities for Monsanto Company, International Telephone & Telegraph in St. Louis, and International Systems in Mobile, Ala.

Except for steel, Mr. Chrisco is responsible for the total material function for St. Louis Ship and its two affiliated shipyards, Paducah Marine Ways and Caruthersville Shipyard. The three shipyards comprise the Shipyard Group of Pott Industries Inc., a subsidiary of Houston Natural Gas Corp.