According to an article on afaqs! Microsoft has expanded their DRIVEpm Ad Network to India.

Speaking to afaqs!, Richard Dunmall, general manager, Greater Asia Pacific, Microsoft Advertising, reveals that the company sees an opportunity in the Indian online market, which has not matured yet as compared to other regions in the Asia Pacific. “In countries such as Japan, Korea and Australia, advertisers are spending between 9-20 per cent of their total advertising spend on digital marketing while in India, the average spend by advertisers on the digital media is still low and restricted to 2.5-3.5 per cent.”
Interesting stats.