NORTHBROOK, IL – Donlen Corp. announced a shift in its leadership structure on Wednesday with the appointment of Tom Callahan as the new president and chief operating officer. Callahan was most recently executive vice president and was responsible for overseeing most of Donlen's operational departments.

He will continue those duties in his new position and will also take on greater responsibility for Donlen's sales, fleet management services, and finance and accounting departments.

"Tom has proven himself as a successful leader and agent of change throughout his tenure at Donlen," said Gary Rappeport, Donlen's chief executive officer. "He has openly taken on new responsibilities and challenges while leading many departments to new levels of success."

Callahan came to Donlen in March 2006 as a senior vice president in charge of customer service, purchasing, remarketing, human resources, IT, quality, and international operations for Canada and Mexico.

Prior to joining Donlen, Callahan worked with GE Commercial Finance's Fleet Services. He has also held various leadership roles with GE throughout the world. Prior to working for GE, Callahan served in sales and operational positions for Ford. For more information, visit www.donlen.com.