Tricorbraun, one of the world&rsquos leading packaging suppliers, has named george dempsey chief operating officer and mark shepherd executive vice president. &ldquothis evolution in tricorbraun&rsquos management structure will continue to make our company stronger as well as position it for continued growth and profitability,&rdquo keith strope, company president and chief executive officer, said. Mr. Dempsey has assumed responsibility for the firm&rsquos design and engineering department as well as its marketing department.