Michael Bonarti

Chief Administrative Officer

Michael Bonarti is Chief Administrative Officer at ADP. In this role, he is responsible for assisting the CEO with the overall administration and management of the organization. He leads several critical functions within the business including legal, compliance, ethics, procurement, security, and the transformation office. Michael is also the primary liaison between management and the Board of Directors.

Under Michael’s leadership, in 2023 ADP’s transformation office shifted its focus to generative AI initiatives, serving as ADP’s governing body that leads the business’ responsible use of generative AI to remain at the forefront of the HCM industry. Michael’s team facilitates opportunities to apply generative AI in ways that empower ADP’s associates as well as ADP’s clients and their employees.

Michael joined ADP in May 1997 as a corporate attorney specializing in mergers and acquisitions. Over time, Michael was given additional responsibilities for the legal oversight of a variety of ADP's businesses, both domestic and international. In April 2010, he became ADP's interim General Counsel, and in June 2010, ADP's Board of Directors appointed Michael to the role of Corporate Vice President, General Counsel and Secretary. During his tenure, he innovated how ADP’s Global Legal organization serves its stakeholders, leading with a transformational mindset.

Before joining ADP, Michael was an associate with Shearman & Sterling, where he worked on a variety of U.S. and international M&A and corporate finance transactions.

He holds a J.D. from the University of Chicago Law School and a B.A. from Cornell University.

He was admitted to the New York bar in 1991 and was granted a New Jersey In-House Counsel Limited License in 2005.