Administaff, Inc. (NYSE: ASF), a leading provider of human resources services for small and medium-sized businesses, today announced that its board of directors has approved a quarterly dividend of $0.13 per share. The cash dividend will be paid on June 19, 2009, to all stockholders of record as of May 29, 2009.

Administaff is the nation’s leading professional employer organization (PEO), serving as a full-service human resources department that provides small and medium-sized businesses with administrative relief, big-company benefits, reduced liabilities and a systematic way to improve productivity. The company operates 51 sales offices in 24 major markets. For additional information, visit Administaff’s Web site at http://www.administaff.com.

Administaff, Inc.
Investor Relations Contact:
Sr. Vice President of Finance,
Chief Financial Officer and Treasurer
Douglas S. Sharp, 281-348-3232
Douglas_Sharp@Administaff.com
or
News Media Contact:
Managing Director of Marketing
and Corporate Communications
Jason Cutbirth, 281-312-3085
Jason_Cutbirth@Administaff.com