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BBSI to Present at the 25th Annual ROTH Conference on March 18, 2013

VANCOUVER, WA--(Marketwire - Mar 4, 2013) - Barrett Business Services, Inc. (BBSI) ( NASDAQ : BBSI ), a leading provider of business management solutions, has been invited to present at the ROTH Capital Partners 25th Annual Conference being held on March 17-20, 2013 at The Ritz-Carlton, Laguna Niguel in Dana Point, California.

BBSI's management is scheduled to present on Monday, March 18, 2013 at 1:00 p.m. Pacific time, with one-on-one meetings held throughout the day.

The presentation will be webcast live at http://wsw.com/webcast/roth27/bbsi/, which will be available for replay in the investor relations section at www.barrettbusiness.com.

For more information about the conference or to schedule a one-on-one meeting with BBSI's management, please contact your ROTH representative at 1-800-933-6830 or via e-mail at oneononerequests@roth.com.

About ROTH Capital Partners
ROTH Capital Partners, LLC (ROTH) is a relationship-driven investment bank focused on serving emerging growth companies and their investors. As a full-service investment bank, ROTH provides capital raising, M&A advisory, analytical research, trading, market-making services and corporate access. Headquartered in Newport Beach, CA, ROTH is privately-held and employee owned, and maintains offices throughout the U.S. and Hong Kong. For more information on ROTH, please visit www.roth.com.

About BBSI
BBSI ( NASDAQ : BBSI ) is a leading provider of business management solutions, combining human resource outsourcing and professional management consulting to create a unique operational platform that differentiates it from competitors. The Company's integrated platform is built upon expertise in payroll processing, employee benefits, workers' compensation coverage, risk management and workplace safety programs, and human resource administration. BBSI's partnerships help businesses of all sizes improve the efficiency of their operations. BBSI works with more than 3,000 clients across all lines of business in 23 states. For more information, please visit www.barrettbusiness.com.