The story
Founded by Leo Burnett on Aug 5, 1935, in Chicago.1
Private company
Logo: Leo Burnett Worldwide, Public domain, via Wikimedia Commons3
American advertising company
Leo Burnett Worldwide, Inc., also known as Leo Burnett Company, Inc., is an American advertising company, founded on August 5, 1935, in Chicago by Leo Burnett. In September 2002, the company was acquired by Publicis Groupe, the world's third largest advertising agency holding group and one of the largest agency networks.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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Leo Burnett Worldwide, Inc., also known as Leo Burnett Company, Inc., is an American advertising company, founded on August 5, 1935, in Chicago by Leo Burnett. In September 2002, the company was acquired by Publicis Groupe, the world's third largest advertising agency holding group and one of the largest agency networks.2
Leo Burnett Worldwide is part of a group headed by Publicis. 100 entities, 22 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.
Founded by Leo Burnett on Aug 5, 1935, in Chicago.1
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From Wikidata.1
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