Mercedes Erra (Managing Director, Havas) is the executive president of Havas Worldwide, and credited with the company's Evian campaign "Roller Babies," which made headlines and a mention in the Guinness Book of World Records for receiving over 75 million views.
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Havas Worldwide works with 78 of the 100 largest global advertisers including Air France, BNP Paribas, Citigroup, Danone Group, IBM, Kraft Foods, Lacoste, Merck, Pernod Ricard, PSA Peugeot Citroën, Reckitt Benckiser, Sanofi, and Volvo.
Havas | Cable & Wireless Worldwide | Leo Burnett Worldwide | Hilton Worldwide | BBC Worldwide | Apple Worldwide Developers Conference | Concern Worldwide | Radio Netherlands Worldwide | Half the Sky: Turning Oppression into Opportunity for Women Worldwide | Gray Line Worldwide | Emery Worldwide | DDB Worldwide | Charles-Louis Havas | YRC Worldwide | WCW WorldWide | Worldwide Responsible Apparel Production | United Way Worldwide | Transcom WorldWide | The Gay & Lesbian Review Worldwide | Starwood Hotels and Resorts Worldwide | Society for Worldwide Interbank Financial Telecommunication | Petters Group Worldwide | Kató Havas | Fallon Worldwide | Broadway Worldwide | APCO Worldwide | Worldwide Underground | Worldwide Biggies | Wirthlin Worldwide | Wellspring Worldwide |