Board of Directors

Ms. Smith was appointed President and CEO of CMC in September 2017 and Chairman of the Board in January 2018. Prior thereto, Ms. Smith served as CMC’s President and Chief Operating Officer (COO) from January 2017 to September 2017, COO from January 2016 to January 2017, and Senior Vice President and Chief Financial Officer from May 2011 to January 2016. Prior to joining CMC, Ms. Smith served as Vice President and Chief Financial Officer of Gerdau Ameristeel Corporation, a mini mill steel producer, from July 2007 to May 2011, after joining Gerdau Ameristeel as Treasurer in July 2006. From February 2005 to July 2006, she served as Senior Vice President and Chief Financial Officer of FARO Technologies, Inc., a developer and manufacturer of 3-D measurement and imaging systems. From 1981 to 2005, Ms. Smith was employed by Alcoa Inc., a producer of primary aluminum, fabricated aluminum and alumina, where she held a variety of financial leadership positions.

From 2008 to 2013, Ms. Avril served as President and CEO of IPSCO Tubulars, Inc., a manufacturer of tubular products. Ms. Avril served in various capacities at IPSCO Inc. from 2004 to 2007, including Senior Vice President, IPSCO Tubular Operations, Senior Vice President and CFO. She served as Senior Vice President and CFO of Wallace Computer Services, Inc. from 2001 to 2003. Prior thereto, Ms. Avril served in a variety of roles at Inland Steel Industries Inc. from 1976 to 1998 before being named Vice President Finance and CFO in 1998. Ms. Avril is a 2017 NACD Governance Fellow.

Ms. Barton is the President and Chief Operating Officer for Alliant Energy. She previously served as Executive Vice President and Chief Operating Officer for American Electric Power Company, Inc. (AEP), one of the largest electric energy companies in the U.S. From January 1, 2019 through December 31, 2020, Ms. Barton was Executive Vice President - Utilities for AEP. From 2011 through 2018, Ms. Barton served as Executive Vice President – AEP Transmission. During her tenure at AEP, she has established AEP Transmission Holding Company and its affiliates, oversaw transmission operations, and grew and managed an $18 billion asset base. Prior to joining AEP, Ms. Barton worked for Northeast Utilities, Ransmeier and Spellman and Strategic Energy LLC.

Since November 2016, Mr. Matt has served as Executive Vice President and Chief Financial Officer of Constellium N.V., a global aluminum fabrication company. Prior to joining Constellium, Mr. Matt served as a Managing Partner for Trumpline Capital, LLC. from 2015 to 2016. From 1985 to 2015, he held various leadership positions with Credit Suisse.

Mr. McCullough currently sits on TransDigm Group Incorporated’s Board of Directors and serves as an investor in and advisor to several private entities. He previously served as Chief Executive Officer of ARI Packaging, Inc. Prior to that, he was President and Chief Executive Officer of Career Education Corporation, where he also served on the Board of Directors. In addition, he has held senior roles at Abbott Laboratories, Wm. Wrigley Jr. Company and The Procter & Gamble Company. Notably, Mr. McCullough served as an Infantry Officer in the U.S. Army for 5 years, beginning as a Second Lieutenant and rising to the rank of Captain.

Mr. McPherson currently sits on the Board of Directors for Forterra, Inc. He previously served in multiple executive positions at Vulcan Materials Company, most recently as Chief Financial & Strategy Officer. Prior to that, he held several roles of increasing responsibility with McKinsey & Company and Goldman Sachs & Co.

Ms. Raiss was employed by TransCanada Corporation, a North American energy infrastructure company, from 1999 to 2011, most recently serving as Executive Vice President, Corporate Services, from 2002 to 2011. Prior to joining TransCanada, Ms. Raiss served in various engineering, operations, strategic planning and marketing positions in the telecommunications industry at Ameritech Corporation and its subsidiary, Michigan Bell. In addition, Ms. Raiss has received an Institute of Corporate Directors professional designation and was recognized on the 2015 NACD Directorship 100 list.

From 2012 to 2015, Mr. Szews served as CEO of Oshkosh Corporation, a designer, manufacturer and marketer of specialty vehicles and vehicle bodies. Mr. Szews served in various capacities at Oshkosh, including as President and CEO from 2011 to 2012, as President and COO from 2007 to 2011 and as Executive Vice President and CFO from 1997 to 2007. Prior to joining Oshkosh, Mr. Szews held a series of executive positions with Fort Howard Corporation for eight years. Prior to Fort Howard Corporation, Mr. Szews was an auditor with Ernst & Young serving in various offices and capacities over a ten-year period.

Mr. Wetherbee currently serves as the Board Chair, President and Chief Executive Officer of ATI Inc., a global producer of high-performance materials and solutions for the global aerospace and defense markets, and critical applications in electronics, medical, and specialty energy. Prior to being named CEO of ATI in 2019, he held the position of Executive Vice President of ATI's Flat Rolled Products Group. Mr. Wetherbee's professional career has also included key leadership roles in executive, operational, and business development functions at Mineral Technologies, Inc. and Alcoa Inc.