JOINT FILING AGREEMENT March 12, 2007

EXHIBIT 99.1

JOINT FILING AGREEMENT

March 12, 2007

     As may be required under Rule 13d-1(k) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), each of the undersigned hereby agrees to the joint filing on behalf of each of them of a Statement on Schedule 13D, including any and all further amendments thereto (the “Schedule 13D”) with respect to the common stock, par value $0.01 per share, of Westaff, Inc., and further agrees that this agreement shall be included as an exhibit to such joint filing.

     Each of the undersigned further agrees that he, she or it is responsible for the timely filing of the Schedule 13D, and for the completeness and accuracy of the information concerning such party contained therein; provided that no party is responsible for the completeness or accuracy of the information concerning any other party, unless such party knows or has reason to believe that such information is inaccurate.

     Each of the parties to this agreement expressly disclaims that he, she or it is a member of any “group” within the meaning of Section 13(d)(3) of the Exchange Act with respect to the transactions described in the Schedule 13D or (except with respect to W. Xxxxxx Xxxxxx, individually and as Co-Trustee of the Xxxxxx Revocable Trust dated November 16, 1988, as amended and of the Xxxxxx 1999 Charitable Remainder Unitrust dated 4/21/99) subject to any obligation to make any filing under Section 13(d) or (g) of the Exchange Act with respect to such transactions.

     This agreement may be executed in one or more counterparts, each of which shall be deemed to be an original instrument, but all of such counterparts together shall constitute but one agreement.

[signature page follows]

     IN WITNESS WHEREOF, the undersigned have executed this Joint Filing Agreement to be effective as of the date first written above.

	/s/ W. Xxxxxx Xxxxxx
	W. Xxxxxx Xxxxxx, as Co-Trustee of the Xxxxxx Revocable Trust dated November 16, 1998, as amended, and the Xxxxxx 1999 Charitable Remainder Unitrust dated 4/21/99
	/s/ Xxxx X. Xxxxxx
	Xxxx X. Xxxxxx, as Co-Trustee of the Xxxxxx Revocable
	Trust dated November 16, 1998, as amended
	/s/ Xxxxxx X. Xxxxxxxxxx
	Xxxxxx X. Xxxxxxxxxx, as Co-Trustee of the Xxxxxx
	1999 Charitable Remainder Unitrust dated 4/21/99
	THE XXXXXX FOUNDATION
	By:	/s/ W. Xxxxxx Xxxxxx
		Name:	W. Xxxxxx Xxxxxx
		Title:	Vice President, Treasurer and Director
	/s/ Xxx Xxxxxx-Xxxxxx
	Xxx Xxxxxx-Xxxxxx
	/s/ Xxxxxxx X. Xxxxxx
	Xxxxxxx X. Xxxxxx
	/s/ Xxxxxxx X. Xxxxxx
	Xxxxxxx X. Xxxxxx, as Co-Trustee of the Xxxxxx X. Xxxxxx
	Irrevocable Trust as Amended 3/28/96
	/s/ Xxxxx X. Xxxxxx
	Xxxxx X. Xxxxxx
	/s/ Xxxxx X. Xxxxxx
	Xxxxx X. Xxxxxx, as Co-Trustee of the Xxxxx X. Xxxxxx
	GST Irrevocable Trust
	WAYNESBURG COLLEGE
	By:	/s/ Xxx Xxxxxxxx
		Xxx Xxxxxxxx
		Vice President, Business and Finance
	PRESBYTERIAN LAY COMMITTEE, INC.
	By:	/s/ Xxxxxxx X. Xxxxx
		Xxxxxxx X. Xxxxx
		Chief Executive Officer