Pacific Western Bank operates as a commercial bank delivering comprehensive community banking, asset-based lending, and venture banking services across specialized geographic footprints. Its physical branch and operational network is heavily concentrated throughout the state of California, where the vast majority of its full-service branches are located. Additionally, the institution maintains a physical banking presence with single branches operating in Denver, Colorado, and Durham, North Carolina, alongside specialized national lending and venture offices located in key technology and innovation hubs across the United States.