AK Steel recently announced the retirement of David Horn as chief legal and administrative officer, and corporate secretary, effective May 31.

Horn joined AK Steel in 2000 as assistant general counsel and was named general counsel in 2001 and elected corporate secretary in 2003. In 2014, he was promoted to executive vice president, chief legal and administrative officer, and secretary, with responsibility for the company’s legal, environmental, labor relations, human resources, communications, public relations and governmental affairs activities.

Following Horn’s retirement, his responsibilities will be assumed by the following executive officers who will report directly to CEO James Wainscott:

Joseph Alter, general counsel and chief compliance officer, will continue in his current role with responsibility for all legal matters at the company, excluding labor and litigation. He will also continue to serve as counsel to the CEO and board of directors, have responsibility for environmental affairs, and serve as the company’s chief compliance officer. He will add responsibility as corporate secretary.

Renee Filiatraut, VP of litigation, labor and external affairs, will continue in her current role with responsibility for managing the company’s litigation, as well as labor, corporate communications, public relations and government affairs activities, oversight of the AK Steel Foundation and oversight of the company’s discontinued insurance businesses.

Stephanie Bisselberg, VP of human resources, will continue in her current role with responsibility for human resources and employee benefits.