AK Steel Holding Corporation announced that Dwayne A. Wilson and Arlene M. Yocum have been elected to its board of directors, effective January 9, 2017. Mr. Dwayne Wilson retired as Senior Vice President of Fluor Corporation in June 2016. Mr. Wilson currently serves as a member of the Board of Directors of Ingredion Incorporated, including as Chair of its Compensation Committee. Ms. Arlene Yocum has served in a variety of leadership roles within PNC Financial Services Group Inc. and is currently Executive Vice President and Managing Executive of Client Services for PNC Asset Management. She previously was Director of PNC Private Bank and before that served in several positions of increasing responsibility. Ms. Yocum currently serves as a member of the Board of Directors of Key Energy Services Inc., including as Chair of its Audit Committee.