Carolann I. Haznedar has served as a Director of Allison Transmission Holdings, Inc. since November 2018. Ms. Haznedar, held various positions with E.I. du Pont de Nemours and Company from 1981 until her retirement in June 2016. Most recently, she served as Senior Vice President, Americas for DuPont Performance Materials from September 2015 until June 2016, Senior Vice President, Americas, Packaging Industrial Polymers from October 2011 until September 2015, and Senior Vice President, Global Packaging Industrial Polymers from July 2008 until October 2011. Other global businesses she led include Engineering Polymers, focused in the automotive industry, Kevlar® Life Protection, and Elastomers, serving industrial markets. Prior to E. I. du Pont de Nemours and Company, Ms. Haznedar worked for EDO Aire Corporation. Ms. Haznedar serves as a member of the Board of Directors of Harsco Corporation.