Tuesday, July 28, 2026

Oklahoma Bankers Association We make bankers better!

Fraud Prevention

Financial institutions are suffering greater losses today than ever before. Advances in technology equate to advances in fraud methods. Our fraud division stays up-to-date on the latest schemes to keep our members informed and educated.

The fight against fraud can not be fought alone. Networking and information sharing are key components to successful loss-prevention programs. Contact sharon@oba.com to learn more about tools to strengthen your program.

News

More from OBA Fraud Prevention

Investigative Tools

Our experienced staff can assist your bank with:

risk mitigation
investigations
loss recovery
customer or staff education.

The OBA utilizes and encourages subscription to CrimeDex, a nationwide crime-alert system. We have our own OBA group to share near-real-time alerts with our bankers. Subscribers have the option of posting information only in Oklahoma, by region or nationwide.

Sharon Lewis, Vice President/Fraud Division

Email: sharon@oba.com | Phone: Ext. 101

Sharon Lewis joined the OBA in February 2024. For over 35 years Sharon has assisted financial institutions and Oklahoma consumers in deterring and recovering from financial crimes. For 20 years she managed the Central Oklahoma Clearing House Association (COCHA), a statewide financial institution-based trade association, where she managed a robust fraud alert system. For 18 years, she was the Operational Security Officer for BancFirst, responsible for managing the operational loss prevention, detection, investigation, and recovery efforts for over 100 statewide locations. In February 2024, she became Vice President of the Fraud Division of the Oklahoma Bankers Association. Sharon is a Lifetime Member of the International Association of Financial Crimes Investigators (IAFCI), facilitates the Oklahoma City Metro Area Fraud Investigators Association (MAFIA), and actively attends other MAFIA meetings across the state. In April 2018, the Oklahoma Attorney General’s Office awarded Sharon with the Brad Edwards Consumer Champion Award. She is also an active alumni of the Oklahoma City FBI Citizens Academy.