Search up the net and prepare a list of the firms that you like. Contact them and check-out thier designs. You'll surely end up finiding the best.

What do you mean by green modern home? Please elaborate a little, then we can help you.

Wiki says - "A Green home is a type of house designed to be environmentally friendly and sustainable, while also focusing on the efficient use of energy, water and building materials."

Rahul, you got the good architect??? IN mumbai i know Architect Hafeez Contractor.. Very diificult to get the appointment, but heard that he is good.

Well, all the best for your green house project.. Once it is done, pls post me the photos