USG Corporation Announces Resignation of Christopher R. Griffin as Executive Vice President and Chief Operating Officer Effective July 31, 2015

On July 7, 2015, USG Corporation announced that Christopher R. Griffin, Executive Vice President and Chief Operating Officer, will be leaving the company. The effective date of Mr. Griffin's departure is expected to be July 31, 2015. Mr. Griffin's responsibilities will be assumed by members of the company's existing management team.