Automatic Data Processing, Inc. (ADP) President and Chief Executive Officer to Ring the NASDAQ Stock Market Opening Bell


ADVISORY, Oct. 20, 2008 (GLOBE NEWSWIRE) --


 What:
 Gary Butler, President and Chief Executive Officer of Automatic
 Data Processing, Inc. (ADP), will preside over the Opening Bell.

 This ceremony marks the switch of ADP's listing from The New York
 Stock Exchange to The NASDAQ Stock Market, an exchange of The
 NASDAQ OMX Group, Inc., effective October 21, 2008. ADP will be
 listed on The NASDAQ Global Select Market and trade on the
 exchange with the ticker symbol "ADP."

 Where:
 NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

 When:
 Tuesday, October 21, 2008 at 9:15 - 9:30 a.m. ET

 Contact:
 Elena Charles
 (973) 974 4077
 Elena_Charles@adp.com

 Sandy Angevine
 Sandy_Angevine@adp.com

 NASDAQ MarketSite:
 Robert Madden
 (646) 441-5045
 Robert.Madden@NASDAQOMX.com

Feed Information:

The Opening Bell is available from 9:20 a.m. to 9:35 a.m. on Galaxy 28 C/9, downlink frequency 3880 horizontal. The feed can also be found on Ascent fiber 1623. If you have any questions, please contact Robert Madden at (646) 441-5045.

Radio Feed:

An audio transmission of the Opening Bell is also available from 9:20 a.m. to 9:35 a.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can be found on Ascent fiber 1623 as well.

Webcast:

A live webcast of the NASDAQ Opening Bell will be available at: http://www.nasdaq.com/reference/marketsite_about.stm.

Photos:

To obtain a hi-resolution photograph of the Market Open, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market open of your choice.

About Automatic Data Processing, Inc. (ADP):

ADP, with nearly $9 billion in revenues and over 585,000 clients, is one of the world's largest providers of business outsourcing solutions. Leveraging nearly 60 years of experience, ADP offers a wide range of HR, payroll, tax and benefits administration solutions from a single source. ADP's easy-to-use, cost-effective solutions for employers provide superior value to companies of all types and sizes. ADP is also a leading provider of integrated computing solutions to auto, truck, motorcycle, marine and recreational vehicle dealers throughout the world. For more information about ADP or to contact a local ADP sales office, reach us at 1.800.225.5237 or visit the company's Web site at www.ADP.com.

About NASDAQ OMX:

The NASDAQ OMX Group, Inc. is the world's largest exchange company. It delivers trading, exchange technology and public company services across six continents, and with over 3,900 companies, it is number one in worldwide listings among major markets. NASDAQ OMX offers multiple capital raising solutions to companies around the globe, including its U.S. listings market; the OMX Nordic Exchange, including First North; and the 144A PORTAL Market. The company offers trading across multiple asset classes including equities, derivatives, debt, commodities, structured products and ETFs. NASDAQ OMX technology supports the operations of over 60 exchanges, clearing organizations and central securities depositories in more than 50 countries. OMX Nordic Exchange is not a legal entity but describes the common offering from NASDAQ OMX exchanges in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga, and Vilnius. For more information about NASDAQ OMX, visit http://www.nasdaqomx.com/.