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Company Leadership

Executive Officers

Mark Millett
President and Chief Executive Officer
Richard Teets, Jr.
Executive Vice President for Steelmaking
President and Chief Operating Officer of Steel Operations
Russell Rinn
Executive Vice President of Metals Recycling
President and Chief Operating Officer of OmniSource Corporation
Theresa Wagler
Executive Vice President and Chief Financial Officer

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  • Board of Directors

    Talented professionals representing several fields of endeavor provide the company with their expertise and guidance…
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  • Contact Information

    To find contact information for company leaders and for our various locations…
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  • Our Medium Section rolling mill, installed in 2008 at SDI’s Columbia City, Indiana, steel mill, rolls structural steel—beams, channels, and other light shapes. What starts out as a 42-foot billet rolls out to a length of 700 feet.