Havas is a global advertising and communications group offering creative, media, healthcare communications, PR and customer experience services through its Havas Creative, Havas Media and Havas Health & You networks. Its roots go back to the Havas news agency founded in 1835; it is headquartered in Puteaux near Paris, has been listed on Euronext Amsterdam since its December 2024 spin-off from Vivendi, and employs about 23,000 people.