Karen W. Colonias was appointed a director of Reliance in October 2016, has served as the Chair of the Compensation Committee since 2022, and is also a member of the Audit Committee. From December 2022 through June 2023, Ms. Colonias was the Executive Advisor of Simpson Manufacturing Co., Inc. (NYSE: SSD) ( SSD ), a manufacturer of building materials. From January 2012 until December 2022, she served as SSD s President and Chief Executive Officer. Ms. Colonias served on SSD s board of directors from 2013 until April 26, 2023. From May 2009 to January 2012, Ms. Colonias served as SSD s Chief Financial Officer, Treasurer and Secretary. Prior to that, Ms. Colonias was Vice President of SSD s global structural product solutions subsidiary, Simpson Strong-Tie Company Inc. and, in that capacity, managed Simpson Strong-Tie s manufacturing facility in Stockton, California from 2004 to 2009. From 1998 to 2009, as SSD s Vice President of Engineering, Ms. Colonias was responsible for Simpson Strong-Tie s research and development efforts. Ms. Colonias joined Simpson Strong-Tie in 1984 as an engineer in the research and development department, where she was responsible for the design and testing of new products and code development. Ms. Colonias is experienced in strategic planning, mergers and acquisitions, facility and plant operations, international business and global finance. Based on her executive experience, including as the Chief Executive Officer of SSD, Ms. Colonias provides valuable insight on the management of the Company and its operations.