Creativity. Innovation. Technology. Omnicom is a leading provider of data-inspired, creative marketing and sales solutions. Omnicom’s iconic agency brands are home to the industry’s most innovative communications specialists who are focused on driving intelligent business outcomes for their clients. see our agencies Corporate Responsibility Learn how Omnicom and our agencies’ culture of collaboration and creativity underpins everything we do for our clients, our people, our shareholders and the communities around us. learn more HEADLINE NEWS September 9, 2025 Omnicom and Interpublic Announce Extension of Exchange Offers NEW YORK, September 9, 2025 – Omnicom Group Inc. (“Omnicom”) (NYSE: OMC) and The Interpublic Group of Companies, Inc. (“IPG”) (NYSE: IPG) today announced that Omnicom has extended the expiration date of its previously announced (A) offers to exchange (each an “Exchange Offer” and, collectively the “Exchange Offers”) any and all outstanding 4.650% Notes due […] read more August 25, 2025 Omnicom and Interpublic Announce Results of Early Participation in Exchange Offers and Consent Solicitations August 11, 2025 Omnicom and Interpublic Announce Exchange Offers and Consent Solicitations TALENT Our Greatest Asset We are committed to developing our employees through ongoing education and training. From those new to agency life to our seasoned leaders, everyone in the Omnicom family is afforded rich opportunities for professional growth. read more FOR INVESTORS Stock price $ full stock information Q2 2025 Results learn more Chairman’s Letter A letter from the Chairman and Chief Executive Officer read more