Noida is now a major hub for multinational firms outsourcing IT services. The biggest companies in the sector like IBM, Fujitsu, TCS, HCL, Tech Mahindra, Adobe Systems, Ericsson, Dell, Accenture, Samsung etc have their offices in the city. Energy and Power Utility companies such as Reliance Infrastructure, NTPC Limited, Tata Power, Gas Authority of India Limited, Indian Oil Corporation, Bharat Heavy Electricals Limited, Oil India Limited, Samsung Engineering, BGR Energy Systems Ltd have their corporate offices in Noida due to its suburban atmosphere and its proximity to Delhi. Noida also has Film city with studios of major news channels such as Zee News, NDTV, TV Today group, CNN-IBN, CNBC, NewsX, India TV. To meet the demand of homes for people working in these companies it offers variety of residential options for every budget. The city is natural extension of outward growth of Delhi. It is the fastest growing city of North India with potential for good rental and property appreciation.