Advanced Training Institute of Information Technology (ATIIT). Founded by a former IIT, Madras professor ATIIT is located in Mylapore, Chennai. One of my friends went around all the 3 mentioned here at Chennai and he felt that this one is far better than ther others .

Trainings Given: VLSI
Address: 25, Dr. Radhakrishnan Salai, IV Floor, Mylapore, Chennai-600004. India.
City: Chennai
Phone: 044-8418353,8418658/59
Website: http://www.atiitpl.org