In honor of Columbia Bank’s upcoming 20th anniversary in late August, President & CEO Melanie Dressel was invited to ring the opening bell at the NASDAQ MarketSite in New York City's Times Square yesterday, July 29. She was joined by the bank’s CFO and executive vice president Clint E. Stein.

Also pictured are NASDAQ OMX officials David Wicks and Steven Brown.

Headquartered in Tacoma, Columbia Banking System Inc. is the holding company of Columbia State Bank, a Washington state-chartered full-service commercial bank.

With the recent acquisition of West Coast Bancorp, the largest transaction to take place on the West Coast in the past 10 years, Columbia Bank has 156 banking offices, including 86 branches in Washington and 70 branches in Oregon.