Wind Power in India forms the biggest Renewable Energy Sector in India with an annual investment of around $2.5-3.5 Billion a year and a capacity installation of around 1-2 Gw a year.The Wind Industry in India has shown tremendous growth to become the 5th largest global market by installed capacity which totaled around 13 GW by end 2010.With the government of India mandating a target of 15% from Renewable Energy by 2020 from 6% now,Wind Energy stands to gain immensely.A Number of Private Companies like Caparo,Technoelectric,KSK,Orient Green Power,Greenko have newly entered the Wind Electricity sector and are setting up hundreds of megawatts of capacity each.Wind Energy Companies in India have also rushed to set up Wind Turbine Equipment Manufacturing alone or in JV with foreign partners while Global WTG Companies like Siemens,GE are adding to their Indian factories as well.States like Maharashtra which are low on Green Energy Capacity are giving additional incentives and subsidies to promote the use of Wind Energy while low speed Wind sites are being targeted as well.