Motion Industries, Inc., a wholly owned subsidiary of Genuine Parts Co., recently made several personnel appointments. Tom Robertshaw has been named senior vice president-sales. He joined the company in 1975 and has served as senior vice president business development and in other managerial roles. Jim Clark has been appointed vice president and general manager of Mi Industrial and Hub Supply. He began his career with the company in 1973 and has served as general manager for Canadian operations, as well as for the Southeast and Southwest divisions. Mark Sheehan has been named president and CEO, Motion-Canada. He will also continue to serve as group vice president of Motion Industries, where he will be responsible for the East group. He began his career with Bearing Chain and Supply, a company that joined the Motion Industries organization in 1984.