A portfolio of marketing leaders 155+ Cannes Lions 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. The company offers a wide range of services in advertising, strategic media planning and buying, precision marketing, retail and digital commerce, branding, experiential, public relations, healthcare marketing and other specialty marketing services to over 5,000 clients in more than 70 countries. Our agency brands are consistently recognized as being among the world’s creative best. In 2025, Omnicom returned to Cannes Lions International Festival of Creativity where the advertising and communications industry meets to see the world’s best work. More than 100 Omnicom agencies from 30 countries received recognition at the Cannes Lions festival, winning more than 155 total Lions. DDB Worldwide won Network of the Year and OMD Worldwide won Media Network of the Year. Learn more about our top tier talent within our practice areas below: