WARRENVILLE, IL -- Navistar International has promoted Heather Kos to vice president, investor relations. Kos, 36, has been director, investor relations, since January 2006.

"Heather's proven success in leading the strategic direction of Navistar’s investor relations merits this expanded role,” said Bill Caton, Navistar executive vice president and chief financial officer. “Navistar is fortunate to have Heather’s working knowledge of our strategy and operations as we continue to communicate the company’s solid performance and future growth.”

Kos will continue to work closely with Caton and Terry Endsley, Navistar senior vice president and treasurer, to deliver the company's message to the financial community.

Since joining the company in 1997, Kos has served in numerous positions in finance and strategy at International Truck and Engine Corp., Navistar's operating company. Kos was director of finance for truck group reporting where she successfully led a number of operating programs involving the company's truck vehicle center. She also served as plant controller at the company's Melrose Park, IL, engine plant.

Before she joined International Truck and Engine, Kos held a number of finance positions including a consultant role with Price Waterhouse. She is a graduate of Michigan State University with a bachelor's degree in accounting and is a certified public accountant. She earned an MBA from DePaul University.

For more information about Navistar International, go to: http://www.navistar.com.