Omnicom Group Inc. Declares Dividend

NEW YORK, May 16 /PRNewswire-FirstCall/ -- The Board of Directors of
Omnicom Group Inc. declared a quarterly dividend of 15 cents per outstanding
share of its common stock. The dividend is payable on July 3, 2008, to
Omnicom Group common shareholders of record at the close of business on
June 6, 2008.
Omnicom Group Inc. (NYSE: OMC) (www.omnicomgroup.com) is a leading global
marketing and corporate communications company. Omnicom's branded networks
and numerous specialty firms provide advertising, strategic media planning and
buying, digital and interactive marketing, direct and promotional marketing,
public relations and other specialty communications services to over 5,000
clients in more than 100 countries.
SOURCE Omnicom Group Inc.

Randall Weisenburger of Omnicom Group Inc., +1-212-415-3393