5 Biggest Advertising Companies In The World

3. Omnicom Group Inc. (NYSE:OMC)

Market cap: $17.2 billion

Omnicom Group Inc. (NYSE:OMC) is a leading global advertising, marketing and corporate communications company. The company was founded in 1986 and is headquartered in New York City. Omnicom Group Inc. (NYSE:OMC) operates through a network of subsidiary companies, including some of the world’s best-known advertising agencies such as BBDO, DDB, and TBWA. Omnicom’s client base includes some of the world’s largest and most recognizable brands, such as McDonald’s, Pepsi, and Nike. The company operates in over 100 countries and has a workforce of over 80,000 employees.

The services offered by Omnicom Group Inc. (NYSE:OMC) include advertising, public relations, direct marketing, and sales promotions. Some of the other services include branding, content marketing, corporate social responsibility consulting, crisis communications, custom publishing, data analytics, database management, digital/direct marketing etc. 

The market cap of this company is $17.24 billion. The revenue of Omnicom Group for the twelve months ending September 30, 2022, was $14.277 billion, a slight increase of 0.61% compared to the previous year. In 2021, the company’s annual revenue was $14.289 billion, showing a growth of 8.49% from 2020.