Ceridian Hosts HRO Conference at Prestigious Waldorf Astoria.

MINNEAPOLIS -- Ceridian hosts an executive event to include case study of successful HRO implementation in a prominent manufacturing company

Who:     An exclusive executive HRO event for senior-level decision
         makers with overall responsibility for human resources and
         benefits administration.

         Ceridian, a leader in managed human resource solutions that
         maximize the value of people, is hosting a half-day
         conference, "Validating and Executing Your HRO Strategy," for
         attendees to learn how human resource solutions (HRO) can
         drive productivity and lower costs.

What:    The half-day conference includes the following presentations:

            --  HR Megatrends: Changing the World of Work--Ceridian's
                Jim O'Connell, vice president of government relations
                and HR policy

            --  The HRO Landscape--Michel Janssen, president of the
                Supplier Solutions division at Everest Group

            --  HRO as a Successful Business Model, which includes a
                prominent manufacturing client case study, and HRO as
                a Delivery Model--Keith Strodtman, senior vice
                president and general manager of HRO at Ceridian's
                U.S. human resource solutions

When:    Thursday, November 18, 2004, from 8:00 a.m. - 12:30 p.m.
         Eastern

Where:   The Waldorf Astoria, 301 Park Avenue, New York City, NY

Details: Visit www.ceridian.com/myceridian/hroconference for more
         information about Ceridian's executive HRO event.

         Michel Janssen created and is president of the Supplier
         Solutions division at Everest Group (www.everestgrp.com), a
         consultancy specializing in strategic management and
         transactional advice to buyers and providers of outsourcing
         services.

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. Ceridian Corporation (NYSE:CEN) is an information services company serving businesses and employees in the United States, Canada and Europe. For more information about Ceridian's comprehensive array of human resource solutions, visit www.myceridian.com or call [phone].