Havas Group
Address: 
29-30 Quai de Dion Bouton, 92800 Puteaux, France
Havas SA is a French multinational advertising and public relations company, headquartered in Paris, France. It operates in more than 100 countries and is one of the largest advertising and communications groups in the world. Wikipedia
Website: www.havasgroup.com
Owned by: Vivendi
Owns
Data credits: Google Maps, Wikipedia