ACFE Executive Leadership

John Warren, J.D., CFE

John Warren, J.D., CFE
Chief Executive Officer
Association of Certified Fraud Examiners


John Warren is the Chief Executive Officer of the Association of Certified Fraud Examiners (ACFE). He is also an advisory member of the ACFE Board of Regents and sits on the Board of Directors of the ACFE Foundation.


Warren is responsible for setting the strategic vision of the association and for implementing enterprise-level strategic initiatives with the goal of growing global membership, improving member satisfaction and raising the profile of the ACFE.


Prior to becoming Chief Executive Officer, Warren most recently served as Chief Strategy Officer for the organization. He first joined the ACFE as a member of its legal department in 1996 and in 2004 he was appointed General Counsel, where he was responsible for providing guidance, oversight, and direction to management and staff on all legal issues affecting the ACFE. He served in this position until 2022.


He is also a co-author of the Report to the Nations, the ACFE’s biennial study on the costs and effects of occupational fraud. He also serves in an advisory capacity as a representative to the ACFE Research Institute, a multidisciplinary academic research center dedicated to supporting anti-fraud research.