GATX Corporation announced the election of John M. Holmes to its board of directors. Mr. Holmes will also serve as a member of the board?s Audit Committee. With the appointment of Mr. Holmes, the GATX board will now consist of 10 members, including nine independent directors.

Mr. Holmes, 47, is chairman, president and chief executive officer of AAR CORP. Mr. Holmes was named president of AAR in 2017, chief executive officer in 2018, and chairman of AAR?s board of directors in 2023. Mr. Holmes joined AAR in 2001 as director of mergers and acquisitions and became general manager of AAR?s Parts Supply business in 2003, and progressively assumed responsibility of other businesses with a focus on achieving growth and operational efficiencies.

Prior to joining AAR, Mr. Holmes worked in investment banking and private equity. He holds an MBA from the University of Chicago and a bachelor?s degree in finance from the University of Illinois Urbana-Champaign.