BBSI Schedules Third Quarter 2006 Earnings Release and Conference Call

VANCOUVER, Wash.--(BUSINESS WIRE)--Oct. 10, 2006--Barrett Business

Services, Inc. (Nasdaq:BBSI) will announce its 2006 third quarter

operating results on Wednesday, October 25, 2006, after the market

close and will hold its regular quarterly conference call, Thursday,

October 26, 2006, at 9:00 a.m. PT.

The dial-in number for this conference call is (877) 356-3717 and

the call identification number is 8556697. The conference call will be

hosted by William W. Sherertz, President and Chief Executive Officer,

and Michael D. Mulholland, Vice President-Finance, of BBSI. The

conference call will also be webcast live at www.barrettbusiness.com.

To access the webcast, click on the investor relations section of the

Web site and select webcasts.

A replay of the conference call will be available beginning at

12:00 p.m. PT on Thursday, October 26, 2006 and ending on November 2,

2006. The access telephone number for the replay is (800) 642-1687 and

the access code is 8556697.

BBSI provides a comprehensive range of human resource management

solutions to large and small companies throughout many regions of the

United States.

CONTACT: Barrett Business Services, Inc.

President and Chief Executive Officer

William W. Sherertz, 360-828-0700

SOURCE: Barrett Business Services, Inc.

Released October 10, 2006