ADP Receives Industry Honors for Outsourcing Leadership

Market Wire, April, 2007

ADP® Employer Services recently received four industry awards for technology and outsourcing leadership. The awards were presented to ADP (NYSE: ADP) on April 17th by the Human Resources Outsourcing Association® (HROA®) and the Software & Information Industry Association (SIIA) in recognition of ADP's innovative products and services for employers worldwide.

"These prestigious awards recognize and validate ADP's commitment to offer world class service and best-of-breed solutions to clients of all sizes and in numerous industries," said Gary Butler, President and CEO, ADP. "This commitment has lead to strong client retention and robust new sales growth: a powerful combination that continues to fuel our recurring revenue stream and increase market share."

"This is a very exciting time at ADP. With Employer Services' determined focus on exceeding client needs through new and enhanced services, ADP is well-positioned for continued growth and market success," said Mike Martone, COO, ADP. "We are honored that the HROA and SIIA recognized our products and client support as best practices for the industry."

HROA Awards

At the HROA Awards Gala at NY HR Week™, ADP was named a winner in three categories: Payroll Provider of the Year, Mid-Market HRO Provider of the Year and Large-Market Client Relationship of the Year for ADP's partnership with IKEA.

Winners were selected by HROA members, HR providers and practitioners. HROA is a non-profit association dedicated to promoting education, advocacy and best practices in the use of HR. These awards recognize innovative, high-quality services that help promote the advancement of human resources outsourcing.

SIIA CODiE Awards

Now in its 22nd year, the CODiE Awards showcase the software and information industry's finest products and services, and honor excellence for corporate achievement, vision and philanthropic efforts. This year's awards program generated more than 1,200 nominations submitted by more than 600 companies.

The ADP HR/Benefits Solution was named a winner in the "Best Human Resource Solution" category, selected by more than 200 individuals, including trade press, consultants, educators and IT specialists, as the industry's top HR management product.

ADP HR/Benefits Solution, formerly known as the Employease Network, is a fully hosted, full-featured Web-based Human Resources and Benefits Administration system. For more information about ADP's award-winning solutions, please visit www.adp.com .

About ADP

Automatic Data Processing, Inc. (NYSE: ADP), with over $7 billion in revenues and more than 570,000 clients worldwide, is one of the largest providers of a broad range of premier, mission-critical, cost-effective transaction processing and information-based business solutions. Employer Services (ES), a division of ADP, offers the widest range of HR, payroll, and benefits administration solutions from a single source, to meet the extensive business needs of employers worldwide. For more information about ADP ES or to contact a local ADP sales office, reach us at 800-225-5237 or www.ADP.com .

For more information, contact: Terry Corallo ADP (973) 974-7612 terrym_corallo@adp.com Jaclyn Savage Cohn & Wolfe for ADP (212) 798-9518 Jaclyn_savage@nyc.cohnwolfe.com .