Christine A. Leahy is the Chair, President & Chief Executive Officer of CDW Corporation, a multi-brand technology solutions provider to business, government, education, and healthcare customers. She has served as Chair of the board of CDW since January 2023 and as President & Chief Executive Officer since January 2019, and served as Chief Revenue Officer from July 2017 to December 2018. She also previously served CDW as Senior Vice President International and Chief Legal Officer/General Counsel and Corporate Secretary. Before joining CDW Corporation, she was a corporate law partner in the Chicago office of Sidley Austin LLP, an international business law firm. Ms. Leahy provides the Board with senior leadership, human capital management, global supply chain, information security / data privacy, financial management, risk management, reputation management, and sustainability and governance skills developed over her more than 20 years of service with CDW in executive leadership positions with escalating levels of responsibility across multiple functions and in her corporate law career at Sidley Austin. In her current role as Chair, President & CEO of CDW she is responsible for many of the functions requiring those skills. In addition, her service on CDW s board of directors has enhanced those skills and strengthens the Board s collective oversight capability. She also has experience with the roles and responsibilities of different board committees through her prior role as Chief Legal Officer/General Counsel and Corporate Secretary of CDW and in advising clients as a corporate law partner at Sidley Austin.