BBSI Declares Quarterly Cash Dividend

VANCOUVER, Wash., May 19, 2011 (GLOBE NEWSWIRE) -- Barrett Business Services, Inc. (Nasdaq:BBSI) announced today that its board of directors has approved a regular quarterly cash dividend of $0.09 per share. The cash dividend will be paid on June 14, 2011 to all stockholders of record as of May 31, 2011.

BBSI provides a comprehensive range of human resource management solutions to large and small companies throughout many regions of the United States.

CONTACT: Michael L. Elich
         President and
         Chief Executive Officer
         (360) 828-0700

Released May 19, 2011