Company Story
1986 - Omnicom Group Inc. was founded by Allen Rosenshine, Keith Reinhard, and John Bernbach.
1989 - Omnicom Group went public with an initial public offering (IPO).
1993 - Omnicom Group acquired DDB Worldwide, a global advertising network.
1996 - Omnicom Group acquired BBDO, a global advertising agency.
2001 - Omnicom Group acquired Interbrand, a global brand consultancy.
2008 - Omnicom Group acquired a majority stake in Proximity Worldwide, a global digital marketing agency.
2014 - Omnicom Group acquired a majority stake in Critical Mass, a global digital marketing agency.
2016 - Omnicom Group acquired a majority stake in RAPP, a global customer experience agency.
2019 - Omnicom Group acquired a majority stake in Fuze, a global digital marketing agency.