Bobst Group USA, Inc., (Roseland, NJ) promotes Doug Herr to national sales manager, folding carton business, and Terry Brock to southeastern territory regional sales manager, folding carton equipment.

Bill Leistritz, vice president of sales and marketing for The Montalvo Corp., Gorham, ME, retired in April. Other personnel moves by Montalvo include the hiring of David Wei Weng as export marketing manager and the promotion of Doug Brockelbank to North American sales manager.

Total Petrochemicals USA, Inc. (Houston) names Greg DeKunder product manager, polyethylene.

GMI Group of Plymouth, IN, names Chris Stoler president and CEO.

Rick Garber has been promoted to vice president of marketing at Colder Products Co., St. Paul, MN.

Innovia Films, Inc., Americas, (Smyrna, GA) appoints Joe Piccione as president.

John Emmons and Mike Sinisko join Romeoville, IL-based Aetek UV Systems' expanding sales force as Midwest regional sales manager and Southern regional sales manager, respectively.

Harris Instrument Corp., Delaware, OH, names Diane Middleton president and CEO.

Wind Gap PA-based Converter Accessory Corp. adds Terry McLaughlin and Jeffery Moyer as application specialists to its sales team.

Davis-Standard, Pawcatuck, CT, promotes Mark Panozzo to president of Converting Systems. Hassan Helmy will continue as vice president of Converting Systems and managing director for Davis-Standard GmbH.

Thomas Mitchell has been appointed president of Messe Düsseldorf North America (MDNA), headquartered in Chicago.

James Etheridge joins Nilpeter USA, Inc., Cincinnati, as senior printing and applications specialist.

Bryan, OH-based Anderson & Vreeland appoints Mark Kyle as technical sales representative.

Kim Kukla joins Citiplate Imaging Technologies (Westbury, NY) as director of technical operations and product commercialization.