Executive Bios

John Hammer

President, ADESA

John Hammer is President of ADESA.

In this role, Hammer oversees all ADESA operations, including the company’s 75 auction locations across the US, Canada and Mexico. He focuses on integrating new technology into ADESA’s online and physical auction marketplaces, expanding the company’s product and service offerings and transforming the ADESA customer experience.

Hammer is an automotive industry veteran with a 25-year track record of delivering successful results in a variety of wholesale, retail and financing environments. Prior to his current role, Hammer served as CEO of U.S. Auto Sales, Inc. Previously, Hammer spent seven years at ADESA sister-company Automotive Finance Corporation (AFC), holding senior leadership roles that included CEO, President and Chief Operating Officer. Prior to joining AFC, Hammer spent 17 years in roles of progressive responsibility at several automotive and finance companies, including Ally Financial, AutoNation and Mercedes-Benz Financial.

Hammer earned his BSBA from Tennessee Tech University. He and his family reside in Carmel, Indiana.