Currently, there are 40 IT SEZs in Hyderabad and it hopes to reach US$7 billion mark with a prospective growth of 50 per cent during the current financial year. An estimated 60-70 million sq. ft of IT/ITeS specific commercial office space is expected to come up through special economic zones alone by 2010 in India. And out of the seven cities where such zones are coming up, Hyderabad leads with about 30 per cent of the total expected supply of real estate, closely followed by Pune, Bangalore and Chennai.