David C. Everitt has served as a director of Allison Transmission Holdings, Inc. since August 2014. Currently retired, Mr. Everitt, most recently served as Interim Chief Executive Officer of Harsco Corporation from February 2014 to August 2014. Prior to that, Mr. Everitt had been with Deere Company since 1975, when he joined Deere as an engineer following his graduation from Kansas State University. Over the next nearly four decades, Mr. Everitt held positions of increasing responsibility, most recently responsible for the sales and marketing of all North America and Asia, as well as global design and production of John Deere tractors and turf and utility and global Ag Solutions Systems. Mr. Everitt also serves on the board of directors for Brunswick Corporation, Corteva, Inc. and Harsco Corporation and previously served on the board of directors of Nutrien Ltd. and Agrium, Inc.