Tata group leapfrogged over 100 positions from last year's 124th rank in the annual 'Global 200: The World's Best Corporate Reputations' list, compiled by US-based Reputation Institute. The global list, which includes 10 other Indian companies, has been topped by Japanese auto maker Toyota, followed by US-based internet search giant Google, Sweden's Ikea, Italy's Ferrero and another American firm Johnson & Johnson.