List of Top Solar Companies in India

• Ammini
• Andromeda Energy Technologies Pvt. Ltd
• Azure Power
• Bharat Heavy Electricals Ltd
• Central Electronics Ltd
• Chemtrols Solar Pvt Ltd
• Emmvee Solar Systems Pvt Ltd
• Euro Multivision Ltd
• HHV Solar Technologies Pvt. Ltd
• Icomm Tele Ltd
• Indosolar Ltd
• Jupiter Solar Power Ltd
• Kotak Urja
• KVK Energy Ventures Pvt Ltd
• Lanco Solar Pvt Ltd
• Maharashtra Seamless Indian Oil Corp
• Mahindra Solar One
• Microsol Power P Ltd
• Moser Baer Solar Ltd
• Motech Industries
• NEPC India Ltd
• Noble Energy Solar Technologies Ltd
• Photon Energy Systems Ltd
• PLG Power Ltd
• Premier Solar Systems Pvt Ltd
• Punj Lloyd Infra
• Rajasthan Sun Technique Energy Pvt Ltd
• Reliance Industries Ltd-Solar Group
• Suntech Power Holdings
• Surana Ventures Ltd
• Tata BP Solar India Ltd
• Tata Power Solar Systems Ltd
• Thrive Energy Technologies Pvt. Ltd
• Vikram Solar Pvt Ltd
• Websol Energy System Ltd
• Welspun Solar AP
• XL Energy Ltd

Reference:

http://electronicsb2b.com/eb-specials/top-20-solar-players-in-india/
http://in.reuters.com/article/2010/12/14/idINIndia-53548720101214
http://in.reuters.com/article/2010/12/14/idINIndia-53548720101214
http://en.wikipedia.org/wiki/Cost_of_electricity_by_source

Solar Power & Wind Power Now Cheaper Than Coal Power In US

http://thinkprogress.org/climate/2013/07/11/2289561/solar-power-cheaper-than-new-coal-foresees-german-solar-ceo/
http://www.dw.de/solar-power-cheaper-than-coal/a-16928970
http://www.freerepublic.com/focus/f-bloggers/3039208/posts
http://blog.heritage.org/2013/05/02/solar-energy-embarrassingly-less-productive-than-coal/
http://crisil.com/ratings/solar-energy-gradings-list.html