Omnicom Convertible Note Consent Papers Posted

NEW YORK, July 30 /PRNewswire-FirstCall/ -- On July 29, 2004, Omnicom Group Inc. (NYSE: OMC) announced that it would pay $27.50 per $1,000 principal amount of its Zero Coupon Zero Yield Notes Due 2032 to noteholders who consent to amendments to the note terms and do not put their notes for repurchase by Omnicom during the put period expiring August 2, 2004.

All of the documents are available through The Depository Trust Company. You also may request copies by contacting the Trustee at 800.275.2048 or Omnicom at 212.415.3393. In addition, Omnicom has posted the documents on its website, which may be accessed by clicking: .

Omnicom ( is a leading global marketing and corporate communications company. Omnicom's branded networks and numerous specialty firms provide advertising, strategic media planning and buying, 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.