With 70 Asian oil and gas companies ranking in the 2012 Platts Top 250 Global Energy Company Rankings based on their financial performance in 2011, Cairn India topped the list for fastest growing companies with a three-year compunded annual growth rate of 119.8 per cent, Platts said on Wednesday. Of the 12 Indian companies in the Top 250, half appeared on the 50 Fastest Growing list such as Reliance Industries, Coal India, Indian Oil Corp and GAIL.