Bank of Southern California, N.A. has announced the appointment of John Chung as Group Managing Director of Business Banking. He will be responsible for leading the team's impact of meeting the banking needs of small to medium sized businesses throughout Southern California. Mr. Chung is an accomplished and effective team leader with more than 17 years of commercial banking experience. Most recently, he served as Executive Vice President, National Sales Director for Crossroads Small Business Solutions. Prior, he maintained leadership positions with Banc of California and City National Bank.