Ovum Ltd. is an independent analyst and consultancy firm headquartered in London, specializing in global coverage of IT, and telecommunications industries. It began operations in 1985 and by 2005 claimed to be the largest technology analyst firm that was headquartered outside of the United States. Ovum also has offices in Paris, New York, Boston, Melbourne, Seoul, Hyderabad, Hong Kong and Tokyo amongst others. Its main competitors are Gartner, Forrester and IDC.
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