Nielsen To Buy Telephia

The Nielsen Co. has agreed to acquire Telephia Inc., a San Francisco-based provider of syndicated consumer research to the telecom and mobile media markets. No financial terms were disclosed. Telephia has raised over 4102 million in total VC funding since 1999, from firms like AEA Investors, Centennial Ventures, Oak Hill Venture Partners, The Megunticook Fund, Cedar Grove Investments and Prime New Ventures.