London - Google (NASD: GOOG) once again claimed the top spot in market research firm Millward Brown's annual list of the top 100 most powerful brands, beating out other leading brands like GE/NBC Universal (NYSE: GE), Apple (NASD: AAPL) and Microsoft (NASD: MSFT) for the honor for the third year in a row. The report estimated Google's value at $86 billion, up 30% on a year ago; second-place General Electric's brand value was estimated at $71.4 billion.