Ceridian Names William S. Manuel Vice President of HRO Sales

March 29, 2006

(MINNEAPOLIS) - March 29, 2006 - Ceridian (www.myceridian.com), a leader in managed human resource outsourcing solutions, has named William Manuel its new vice president of Human Resource Outsourcing (HRO) sales.
Manuel was formerly was the vice president and market leader for the Government Solutions HR Services market of Affiliated Computer Services. Prior to that, Manuel was director of sales for Convergys Corporation. With Ceridian, he will be responsible for leading the HRO sales & solutions team. He will report to Keith Strodtman, senior vice president and general manager of HRO.

"We are excited to have Will join the Ceridian HRO team," said Strodtman. "He brings tremendous strategic and sales experience to the position and has proven that he has the negotiating, leadership and interpersonal skills to lead our team and develop new sales opportunities for Ceridian."

Ceridian has been providing strategic HRO services since 1995 and was one of the first human resources outsourcing companies to provide this level of business process outsourcing. Today Ceridian is one of the leading providers of HRO to mid-market-sized companies, those with 2,000-15,000 employees.

About Ceridian
Ceridian is changing the world of work by enabling companies to be free to succeed in their core business through its suite of innovative managed human resource solutions that include payroll and compensation, staffing, compliance, HR administration and employee effectiveness. Our wide range of HR, payroll, work-life and benefits services are designed to help companies maximize the value of their people. Ceridian Corporation (NYSE: CEN) is an information services company serving 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.myceridian.com or call (800) 729-7655.