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Killeen Named Gary Works General Manager

PITTSBURGH, June 22, 2018 – United States Steel Corporation (NYSE: X) announced today that Daniel M. Killeen has been advanced to the position of General Manager Gary Works effective immediately.  In this position, he will be responsible for the day-to-day operations of U. S. Steel’s largest integrated steel making facility in Gary, Indiana.

Killeen joined U. S. Steel in 1996 as a Management Associate at Gary Works.  He went on to work in a series of increasingly responsible positions in the Iron and Steel Making departments at U. S. Steel's Mon Valley Works. In 2007, he relocated to U. S. Steel Serbia as the General Manager of Finishing before taking the role of General Manager of Primary Operations in 2008.  In 2009, he returned to the United States as the Division Manager of Steel Production at Gary Works where he remained until 2011, when he returned to Europe as Plant Manager Operations at U. S. Steel Serbia before transferring to U. S. Steel Kosice, where he held roles in Operational Improvement and Safety.  In 2013, he returned to Gary Works where he held a number of positions in coking, finishing and primary operations before advancing to his current position as Plant Manager Primary Operations in 2016.

Killeen, who was raised in Pittsburgh, is a 1996 graduate of Robert Morris University with a degree in Management.  He and his family will remain in the Northwest Indiana area.

CONTACTS:

Media
Meghan Cox
Manager
Corporate Communications
T - (412) 433-6777
E - mmcox@uss.com

Investors/Analysts
Dan Lesnak
General Manager
Investor Relations
T - (412) 433-1184
E - dtlesnak@uss.com