Tennant Co., Minneapolis, named Don Westman vice president of global operations and Karel Huijser vice president of international business. The company also promoted David Meyers to director of global current product engineering and lean services and Lisa Blocher to general manager of North American national accounts.

Cambridge International Inc., Cambridge, Mass., appointed H.J. ‘Sco’ Scofield director of worldwide market development.

Advanced Handling Systems, Lakeland, Fla., added Darrell Krasoski as strategic account manager.

Nilfisk-Alto Cleaning Systems Inc., Springdale, Ark., named Jimmie Tremble sales and service training manager.

Siemens Energy & Automation Inc., Atlanta, promoted Tom Kopanski to vice president of the power distribution and controls division. Raj Batra replaced Kopanski as the new vice president of the automation and motion division, Kopanski’s former position.

Bosch Rexroth Corp., Hoffman Estates, Ill., has named Berend Bracht its new president and chief exectutive officer.