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Leo Burnett

Founded in Chicago in 1935, Leo Burnett Worldwide is a wholly-owned subsidiary of Paris-based Publicis Groupe S.A.

+1 312-220-5959

Latest News

Oct. 05, 2026

McDonald's and Leo UK Bring Fans More of the World's Most-Wanted Goods with the Return of "World Menu Heist"

Leo UK’s platform brings nine fan-favourite McDonald's items from eight countries to the UK and Ireland

Oct. 05, 2026

Carl's Jr.'s "Angus Maximus" is a Victory for Cooked-to-Order Greatness

Erich & Kallman brings Carl’s Jr.’s new Angus Maximus burger to life with a Roman spectacle powered by live action and AI visual effects