Throughout his career, Preston has built and led fraud and AML programs, managed investigative teams, and worked across a wide range of payment types and fraud schemes. Collectively, his work has involved more than $40 million in attempted fraud prevented or recovered, while helping safeguard financial platforms processing more than $400 billion in annual funds flow. He has also built fraud operations from the ground up, implemented detection and analytics systems, and led programs that reduced fraud losses by more than 98% at multiple organizations.

Preston also served for ten years in the U.S. Army Reserve and holds a Master of Science in Leadership and Management from the University of La Verne. He has presented publicly on modern fraud detection techniques and enjoys translating complex financial crime trends into practical lessons that businesses and individuals can use to better protect themselves.