Well I could find that there is one Roshan sir, but he is Mumbai... I guess how much he may be charging!!
Search properly and you'll get many threads , check this:
I am from Bangalore. I have heard that there are few training firms or individuals who charges in the range of Rs. 50,000 for training for CAT. And it is run more like personal tuitions!! If anyone of you have any information on this please let me know!!