Omnicom Fourth Quarter 2007 Earnings Release and Conference Call

NEW YORK, Feb. 5 /PRNewswire-FirstCall/ -- Omnicom Group Inc. (NYSE: OMC) will publish its fourth quarter 2007 results on Tuesday, February 12, 2008. The company will host a conference call to review fourth quarter results on February 12th, at 8:30 AM (EST). The dial-in numbers for the conference call are (888) 428-4480 (domestic) and (651) 291-5254 (international). In addition, the conference call will be simulcast and archived on the Internet at http://www.omnicomgroup.com/FinancialWebcasts.

Omnicom (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.