February 20, 2008

MINNEAPOLIS - Feb 20, 2008 - Ceridian Corporation has named Michael Sheridan executive vice president, general counsel and secretary of Ceridian Corporation.

Sheridan was formerly general counsel of Comdata and its subsidiaries, including Stored Value Solutions, for the past 11 years. Sheridan also served as Comdata's associate general counsel from 1991 to June 1996. Prior to joining Comdata, he was an attorney in the Nashville office of Adams, Reese, Stokes & Bartholomew, P.A.

Sheridan holds a B.A. from Vanderbilt University and received his J.D. from the University of Tennessee College of Law, where he served as managing editor of the Tennessee Law Review. He was recognized in 2007 by Nashville Business Journal as "Best of the Bar."

About Ceridian
Ceridian Corp. is a business services company that helps its customers maximize the power of their people, lower their costs and focus on what they do best. The company's suite of innovative managed human resource solutions includes payroll and compensation, employee benefits administration, staffing, compliance, HR administration and Employee Assistance Programs (EAP), work-life and health and productivity solutions. Ceridian serves businesses and employees in the United States, Canada and Europe. For more information about the human resource outsourcing company's comprehensive array of solutions, visit www.ceridian.com or call (800) 729-7655. Through its Comdata and Stored Value Solutions (SVS) subsidiaries, Ceridian is a major payment processor and issuer of credit cards, debit cards and stored value cards, primarily for the trucking and retail industries in the United States.