OMC

Omnicom Group Inc is a global holding company that owns a network of advertising, marketing and corporate communications agencies, delivering services such as creative advertising, media planning and buying, digital and precision marketing, public relations, and specialty communications. It operates in the advertising and public‑relations sector and serves large multinational clients across consumer goods, technology, healthcare, financial services, retail and other industries. Its flagship agency networks include BBDO, DDB and TBWA, while Omnicom Media Group comprises media agencies OMD, PHD and Hearts & Science, and the DAS Group adds specialty and health‑focused firms. The firm is among the world’s largest advertising holding companies and is listed on the New York Stock Exchange as a component of the S&P 500.