Sierra Bancorp has named Susan M. Abundis and Julie Castle to the Board of Directors of both Sierra Bancorp and Bank of the Sierra. Abundis and Castle will join the boards immediately. In addition, the board of Sierra Bancorp has appointed both Abundis and Castle to the Governance and Nominating Committee. Also, the respective boards appointed Abundis to the Senior Loan Committee while Castle has been appointed to the Audit Committee and the Risk Committee. Susan Abundis has 40 years of banking experience and is currently on the Board of Trustees at Community Medical Center, California Health Sciences University, and Tesoro Viejo Conservancy. Most recently, she was Chief Operating Officer at California Health Sciences University in Clovis. Her last banking role was as Managing Director-Division Credit Manager at Bank of the West-BNP, where she started as an Area Manager and Senior Vice President. Abundis also held several jobs at Bank of America culminating in her position as Market President, Area Manager and Senior Vice President. Julie Castle was most recently a Member of the Board for Rabobank, N.A. She was also previously a Board Member for Pacific Coast Banking School (PCBS) and First Interstate Bank. Castle's financial experience spans over 35 years, and includes managing and leadership positions at Wells Fargo, E.F. Hutton, Bank of America, First Interstate Bancsystem, Zions Bancorporation, and Cannon Financial Institute, where she served as Executive Vice President and Managing Consultant.