Companies that form the BSE Sensex:

Associated Cement Companies Ltd
Bajaj Auto Ltd
Bharti Tele-ventures Ltd
Bharat Heavy Electricals Ltd
Cipla Ltd
Dr Reddy's Laboratories Ltd
Grasim Industries Ltd
Gujarat Ambuja Cement Ltd
Housing Development Finance Corporation Ltd
HDFC Bank Ltd
Hero Honda Ltd
Hindalco Ltd
Hindustan Lever Ltd
Hindustan Petroleum Corporation Ltd
ICICI Bank Ltd
Infosys Technologies Ltd
ITC Ltd
Larsen & Toubro Ltd
Maruti Udyog Ltd
Oil & Natural Gas Corporation Ltd
Ranbaxy Laboratories Ltd
Reliance Energy Ltd
Reliance Industries Ltd
Satyam Computer Services Ltd
State Bank of India
Tata Motors Ltd
Tata Power Ltd
Tata Iron & Steel Company Ltd
Wipro Ltd
Zee Telefilms Ltd