Item 5.02 Departure of Directors or Certain Officers; Election of
Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(e) Material Compensatory Plan.

On December 11, 2008, the Compensation Committee of the Board of Directors (the "Board") of On Assignment, Inc. (the "Company") unanimously approved amended and restated employment agreements with each of Peter T. Dameris, James L. Brill, Mark S. Brouse and Emmett McGrath, and amended and restated executive change in control agreements with each of Peter T. Dameris and James L. Brill (the "Agreement Amendments"). On December 11, 2008, the Board unanimously approved the Amended and Restated Change in Control Severance Plan and Summary Plan Description, and an amendment to the Restated 1987 Stock Option Plan (the "Plan Amendments" and collectively with the Agreement Amendments, the "Amendments"). The Amendments were made primarily to bring the amended agreements and plans into compliance with Section 409A, or an exemption therefrom, of the Internal Revenue Code of 1986, as amended, and the regulations and other guidance promulgated thereunder.

The foregoing description of the amendment to the Restated 1987 Stock Option Plan is qualified in its entirely by reference to the full text of the Third Amendment to the Restated 1987 Stock Option Plan (the "Stock Option Plan Amendment") attached hereto as Exhibit 10.1. The foregoing descriptions of the Amendments, other than the Stock Option Plan Amendment, are qualified in their entirety by reference to the full text of such Amendments, which will be filed with the Company's Annual Report on Form 10-K for the fiscal year ending December 31, 2008.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

The following exhibit is filed as part of this Current Report on Form 8-K:

10.01 Third Amendment to the Restated 1987 Stock Option Plan, dated December 11, 2008.

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