Revenues of selected global advertising, marketing, & PR holdings in the U.S. 2021

In 2021, Paris-based Publicis Groupe generated over 7.5 billion U.S. dollars in gross revenue in the United States, while New York City-based Omnicom Group Inc.'s domestic gross revenue amounted to almost 7.3 billion dollars. Meanwhile, the net revenues of the Interpublic Group of Companies, Inc. (also known as IPG and also headquartered in New York) and London-based WPP plc in the U.S. amounted to about 5.8 billion and 4.9 billion dollars, respectively. Dentsu Inc., headquartered in Tokyo, generated little more than two billion dollars in gross revenue in the U.S. That same year, the ad agency network with the highest revenue in the U.S. was Deloitte Digital, part of an English holding.