At the award ceremony held in London, YouGov was praised by judges for retaining its brand value and its innovation.
Nadhim Zahawi, chief executive and co-founder of YouGov, said: "The award acknowledges our commitment to building and maintaining a leading brand associated with high quality, accurate and timely research."
Latest figures for YouGov, which was founded seven years ago, show a growth in turnover of 200% to £9.5m for the year ending 2006 and a 68% increase in profit to £3.2m in the UK for the first half of the year.