Nucor Leadership

Our leadership is focused on empowering our teammates to drive Nucor’s long-term success.

Executive Team

Leon J. Topalian

President and Chief Executive Officer

James D. Frias

Chief Financial Officer, Treasurer & Executive Vice President

David A. Sumoski

Chief Operating Officer

Al Behr

Executive Vice President Plate and Structural Products

Douglas J. Jellison

Executive Vice President Raw Materials

Gregory J. Murphy

Executive Vice President Business Services and General Counsel

Daniel R. Needham

Executive Vice President Bar, Engineered Bar and Rebar Fabrication Products

K. Rex Query

Executive Vice President Sheet and Tubular Products

MaryEmily Slate

Executive Vice President Commercial

D. Chad Utermark

Executive Vice President Fabricated Construction Products


Norma B. Clayton

Retired Vice President The Boeing Company

Patrick J. Dempsey

President & CEO The Barnes Group

​Christopher J. Kearney

Retired Chairman, CEO & President SPX FLOW, Inc.

​Laurette T. Koellner

Retired President Boeing International

Joseph D. Rupp

Retired Chairman and CEO Olin Corporation

Leon J. Topalian

President and Chief Executive Officer Nucor Corporation

John H. Walker

Non-Executive Chairman Nucor Corporation Retired Chairman and CEO Global Brass and Copper Holdings, Inc.

Nadja Y. West

Lieutenant General, U.S. Army (Retired) & Former Commander of U.S. Army Medical Command


Audit CommitteeCompensation and Executive Development CommitteeGovernance and Nominating Committee
Norma B. Clayton​checkcheckcheck
Patrick J. Dempsey​checkcheckcheck
Christopher J. Kearneycheckcheck*check
Laurette T. Koellnercheck*checkcheck
Joseph D. Ruppcheckcheckcheck
Leon J. Topalian
John H. Walkercheckcheckcheck*
Nadja Y. Westcheckcheckcheck
* Committee Chair

Nucor's History

The Evolution of America’s Leading Steelmaker & Recycler.

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Nucor's Family

See all of the companies and brands that make up Nucor Corporation.

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