[9][10] The establishment of OMD was seen as Omnicom's first step towards leaving a media-buying joint venture with WPP called The Media Partnership.

[16][17][18] In September 2017, OMD announced that Florian Adamski would be the company's next chief executive officer and John Osborn, of BBDO New York, would be its U.S. CEO.

[3] On September 20, 2021, Mercedes-Benz announced its consolidation of global media, brand and performance marketing into one holding company, Omnicom Group.

[19][20][21][22] To service the client, Omnicom created Team X, a dedicated unit that would handle all facets of the brand's global communications, including creative, CRM, media, digital and more across all 45 markets.

[23][24][25] In November 2021, George Manas was named CEO of OMD as Adamski moved to Omnicom Media Group.