Ipsos to acquire Monroe Mendelsohn Research

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Paris—Research firm Ipsos announced Wednesday that it has acquired Monroe Mendelsohn Research, a New York-based media, marketing and opinion research company.

Financial terms of the deal were not disclosed.

Monroe Mendelsohn is being renamed Ipsos Mendelsohn. Its clients include Dow Jones & Co., Havas, Publicis, Time Warner and WPP Group.

Separately, Ipsos appointed Mark Kostelec senior VP-sales and marketing for Ipsos’ U.S. Media, Content and Technology division. Kostelec was previously international VP of Newsweek.

—Carol Krol

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