California BanCorp. operates as the holding company for Bank of Southern California, N.A. that provides various financial products to individuals, professionals, and small-to medium-sized businesses. The company offers checking, personal and business savings, and money market accounts, as well as certificates of deposit. It also provides home equity lines of credit, business loans and lines of credit, commercial real estate and construction loans, small business administration loans, letters of credit, and personal and business credit cards. In addition, the company provides cash vault, sweep accounts, and remote deposit capture services; online and mobile banking services; courier service; lockbox services; and merchant services. It operates branches in San Diego, Orange, Ventura, Los Angeles, and Riverside counties, as well as the Inland Empire. The company was formerly known as Southern California Bancorp and changed its name to California BanCorp. in August 2024. The company was founded in 2001 and is headquartered in San Diego, California.