Arizona's Premier Banking Experience

Columbia Bank serves businesses and families throughout the West through a deeply connected family of financial brands focused on combining premier banking services with a community bank mindset. As a premier regional bank with $66 billion in assets, we combine the resources, sophistication, and expertise of a national bank with our commitment to deliver personalized service at scale.

By leveraging these strengths, we’re able to deliver our trademark brand of relationship-based service. We take the time to understand each of our client’s and community’s unique needs, providing local expertise backed by our regional support network to help them prosper.

On a pro forma basis as of June 30, 2025, Columbia had total assets of approximately $70B, and loans and deposits of approximately $50B and $56B respectively, given its acquisition of Pacific Premier Bancorp, Inc., which closed August 31, 2025. Additional information is available on our Investor Relations website at www.columbiabankingsystem.com.