Kirby Corporation announced the appointment of Shawn D. Williams as a new independent member of the Kirby Board of Directors effective July 27, 2021. Mr. Williams has an extensive background in the chemicals industry with professional and board experience, and Kirby is pleased to welcome him to its Board of Directors. Since June 2021, Mr. Williams has served as the Chairman of the Board of Managers and Acting Chief Executive Officer of Covia Holdings LLC, a provider of minerals-based solutions serving the industrial and energy markets. Prior to his appointment as Acting Chief Executive Officer, Mr. Williams was Chairman of the Board of Managers and also a member of the Audit Committee and Compensation Committee. Prior to joining Covia Holdings, Mr. Williams served as the Chief Executive Officer of Nexeo Plastics Holdings Inc., a global plastics distributor, from 2019 to 2020.