PacWest Bancorp is a bank holding company with one wholly-owned banking subsidiary, Pacific Western Bank. The bank has tens of full-service branches mostly located throughout California. The bank provides commercial banking services, including real estate, construction, and commercial loans, as well as comprehensive deposit and treasury management services, to small and midsize businesses. The Bank also provides venture banking products including a comprehensive suite of financial services focused on entrepreneurial and venture-backed businesses. The vast majority of the bank’s net revenue comes from net interest income.