Barrett Business Services Inc. Watch

from S-2/A 28 pages 1,900,000 Shares (1) Barrett Business Services, Inc. Common Stock Underwriting Agreement

from SC 13G 1 page Exhibit 1 Agreement of Joint Filing Pursuant to Rule 13d-1(k)(1) Under the Securities Exchange Act of 1934, as Amended, the Undersigned Hereby Consent to the Joint Filing on Their Behalf of a Single Schedule 13g and Any Amendments Thereto, With Respect to the Beneficial Ownership by Each of the Undersigned of Shares of Common Stock, Par Value $0.01 Per Share, of Barrett Business Services, Inc., a Maryland Corporation. Dated: As of December 23, 2003 Wynnefield Partners Small Cap Value, L.P. By:wynnefield Capital Management, LLC, General Partner By: /S/ Joshua H. Landes Joshua H. Landes, Co-Managing Member Wynnefield Partners Small Cap Value, L.P. I By:wynnefield Capital Management, LLC, General Partner By: /S/ Joshua H. Landes Joshua H. Landes, Co-Managing Member Wynnefield Small Cap Value Offshore Fund, Ltd. By:wynnefield Capital, Inc. By: /S/ Joshua H. Landes Joshua H. Landes, Executive Vice President Wynnefield Capital Management, LLC By: /S/ Joshua H. Landes Joshua H. Landes, Co-Managing Member Wynnefield Capital, Inc. By: /S/ Joshua H. Landes Joshua H. Landes, Executive Vice President