Individual Shareholders

Transfer Agent
EQ Shareowner Services
T: (866) 433-4801

General Inquiries

U. S. Steel Operator
T: (412) 433-1121

Institutional Investors

Emily Chieng
Investor Relations Officer
T: (412) 618-9554
ecchieng@uss.com

Eric Linn
Director - Investor Relations
T: (412) 433-2385
eplinn@uss.com