John J. Diez

Executive Vice President and Chief Financial Officer

John Diez is executive vice president and chief financial officer (CFO) for Ryder System, Inc., a leading supply chain, dedicated transportation, and fleet management solutions company. He is responsible for Ryder’s financial management functions, including finance and accounting, treasury, tax, audit, corporate strategy, and investor relations. He is a member of Ryder’s executive leadership team.

From 2019 to 2021, Mr. Diez was president of Ryder’s Fleet Management Solutions (FMS) business unit, the company's largest business segment. He led all areas of global fleet operations, which included providing full-service leasing, contract maintenance, as well as commercial rental of trucks, tractors, and trailers to customers across a variety of industries.

Previously, from 2015 to 2019, Mr. Diez was president of Ryder’s Dedicated Transportation Solutions (DTS) business unit where he was responsible for setting the strategic direction of DTS, which combines vehicles, drivers, and administrative services with drivers and additional value-added services, all dedicated to a specific customer.

Earlier, Mr. Diez held various senior leadership operating and finance roles at Ryder. He started his career in the audit practice of KPMG LLP prior to joining Ryder.

He is a member of the Board of Directors for Trinity Industries, Inc. (NYSE: TRN). A licensed Certified Public Accountant (CPA), Mr. Diez earned both his Bachelor of Science and Master of Science in Accounting from Florida International University.