At RockTenn, David Dreibelbis, executive vice president and general manager of the Paperboard Division, is to retire for health reasons after 34 years with the company. Mike Kiepura becomes executive VP with responsibility for the consumer packaging folding carton business. Dick Steed becomes executive VP responsible for the RTS joint venture with Sonoco, four uncoated paperboard mills, two converting plants and the Seven Hills joint venture with Lafarge North America. Jim Porter becomes executive VP for containerboard and corrugated packaging. Steve Voorhees, executive VP and chief financial officer of Rock Tenn, also becomes chief administrative officer.