Columbia Banking System Acquires Pacific Premier Bancorp

September 2, 2025

Columbia Banking System completed its previously announced acquisition of Pacific Premier Bancorp, bringing Pacific Premier into the Columbia Bank family and rebranding the combined operations under the Columbia name. The deal significantly expands Columbia's presence across Southern California and the broader western U.S., increasing Columbia's assets to approximately $70 billion and creating a combined network of more than 350 locations.

Buyers
Columbia Banking System, Inc.
Targets
Pacific Premier Bancorp, Inc.
Sellers
Pacific Premier Bancorp stockholders
Location
California, United States
Transaction Type
Buyout

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