COLUMBIA BANKING SYSTEM INC (COLB:NASDAQ)
Headquartered in Tacoma, Washington, Columbia Banking System, Inc. is the holding company of Columbia Bank, a Washington state-chartered full-service commercial bank, with 78 branches in Washington, 60 in Oregon, and 16 in Idaho. For the eighth consecutive year, the bank was named in 2014 as one of Puget Sound Business Journal's "Washington's Best Workplaces." Columbia ranked in the top 20 on the 2015 Forbes list of best banks in the country, as well as ranking the best in Washington and second in the Pacific Northwest for the fourth year in a row.