John J. O’Connor is the Senior Vice President and leader of Corporate Security for Fidelity Investments, where he has worked since 2004.

A certified public accountant and fraud examiner with over 20 years experience investigating financial crimes in and outside the U.S., O’Connor has been an advisor to the Department of Justice and has lectured on audit and forensic techniques at several universities, including Stanford. He has been on the board of regents for the Association of Certified Fraud Examiners and is a member of the International Security Management Association.

O’Connor, who earned his BS in accounting from the University of Massachusetts, is a second-generation Irish American who traces his family to Boherbue. County Cork on his father’s side and Ballyconnell, County Cavan, on his mother’s. He says of his Irish heritage, “It’s the warmth and pride in family, no matter what continent we’re on, which makes the Irish so special to inc.”

He and his wife, Heidi, live in the Boston suburbs with their three children.