Pioneer Appoints Siena College President Charles Seifert to its Board of Directors

Albany, New York - Pioneer Bancorp, Inc. ("Pioneer") (NASDAQ: PBFS), a leading financial institution in New York's Capital Region, today announced that its Board of Directors appointed Charles Seifert, Ph.D. to its Board of Directors.

"We are thrilled to have Dr. Seifert join our board of directors and to draw upon his extensive leadership, management, and banking experience to advance our strategic plan," said Thomas Amell, President and CEO of Pioneer. "Dr. Seifert's expertise will help Pioneer execute on our growth objectives and deliver long-term shareholder value."

Dr. Seifert currently serves as president of Siena College ("Siena"), a private Franciscan liberal arts college located in Loudonville, New York. Prior to serving in that role, he has served as a faculty member at every rank, dean, and interim vice president for academic affairs for Siena. Dr. Seifert is also the founder of Siena's Institute for Leadership Development and has steered numerous committees and task forces. He taught as an adjunct professor at several other Capital Region colleges prior to joining Siena's faculty.

"Pioneer has an outstanding reputation in the Capital Region as a local financial institution that cares deeply about making a positive impact in the community," said Dr. Seifert. "I look forward to working with my board colleagues and Pioneer's leadership team to fulfill their mission."

Prior to entering academia Dr. Seifert had a successful career in banking and finance in the Capital Region. He served as chief financial officer of the Albany-Colonie Regional Chamber of Commerce and served as a vice president of Evergreen Bank and a manager at First American Bank.

Dr. Seifert holds a B.A. in economics from the University at Buffalo, an MBA in finance from Sage Graduate School, and a Ph.D., in organizational studies with a specialization in leadership from the University at Albany.

Dr. Seifert is expected to be appointed to the Audit and Compensation Committees of Pioneer's Board of Directors. Dr. Seifert has also been appointed to the Boards of Trustees/Directors of Pioneer Bancorp, MHC and Pioneer Bank, National Association.