AMERICAN AXLE & MANUFACTURING HOLDINGS INC. - Yogendra Rahangdale, 57, to president and COO. He was executive vice president of operations and planning.
Richard F. Dauch, 44, to the new position of executive vice president of worldwide manufacturing. He was president of American Axle's metal-formed products division.
Marion Cumo, 63, to vice president of special projects. He was vice president of the driveline division.
Allan Monich, 51, to the new position of vice president of program management and capital planning. He was vice president of program management and launch.
The appointments are effective Oct. 1.
American Axle, of Detroit, supplies chassis and driveline systems, forged products and axle driveline modules.
DURAKON INDUSTRIES INC. - John Walker to plant manager of the supplier's Lapeer, Mich., plant.
He was vice president of engineering and strategic planning for Shiloh Industries Inc., of Cleveland, which makes engineered metal products.
Durakon, of Lapeer, Mich., supplies bedliners, tonneau covers, roll-out cargo bed trays, storage boxes and thermoformed paint film products.
GENTEX CORP. - Robert Vance, 34, to vice president of Asian business development. He was vice president for Johnson Controls Inc.'s global sales business with Honda Motor Co. Ltd.
Gentex, of Zeeland, Mich., supplies interior and exterior automatic-dimming mirrors.
HELLA NORTH AMERICA - Jeff Haas, 44, to national sales manager for the special original-equipment division at Hella Inc., Hella North America group's sales and distribution company near Atlanta.
He was regional sales manager for custom lighting and electronics company J.W. Speaker Corp., of Germantown, Wis.
Hella North America, of Plymouth, Mich., supplies lighting, electrical systems and modules. It is a unit of Hella KGaA Hueck & Co., of Lippstadt, Germany.
REMY INTERNATIONAL INC. - Jeffrey Potrzebowski, 52, to senior vice president and CFO.
He was senior vice president and CFO for Great Lakes Chemical Corp. of Indianapolis.
Potrzebowski replaces Raj Shah, who was named COO.
Remy, of Anderson, Ind., supplies starter motors, alternators and hybrid drive systems.