TOP 5 IT COMPANIES IN INDIA

1.  TCS
Revenue: 48426.14 Cr

Tata Consultancy Services (TCS) was founded in 1968 as a division of Tata Sons by J R D Tata. TCS is one of the largest provider of information technology (IT) services, business solutions and consulting company headquartered in Mumbai. Currently, TCS has about 2,76,000 employees across the globe. It is the largest Indian company in terms of market capitalization and is the largest India-based IT services company in 2013.

2. Infosys
Revenue: 36765 Cr

With $30.8 billion market capitalization, Infosys is India's sixth largest publicly traded company that provides IT solution, software engineering and outsourcing services.

As of march 2013, Infosys had about 798 clients across 30 countries worldwide. Meanwhile, 62 percent of the company’s revenue comes from North America, 23 percent from Europe, 2 percent from India, and the rest 13 percent from other parts of the world.

3. Wipro
Revenue: 31682 Cr

Wipro has employed 145,000 people across the world, who is serving over 900 clients. Having its presence in 53 countries, Wipro is headquartered in Bangalore. It is the largest provider of IT solutions and services, including Systems Integration, Consulting, Information Systems outsourcing, IT-enabled services, and R&D services.

It is also a value added reseller of desktops, servers, notebooks, storage products, networking solutions and packaged software for international brands.

4. HCL Technologies
Revenue: 8907 Cr

HCL Technologies (HCL) is a global IT service company offering services like software-led IT solutions, remote infrastructure management, engineering and R&D services, and business process outsourcing (BPO).

HCL is spread across 31 countries with about 90,000 employees across the world. Anant Gupta is currently serving as the president and CEO of HCL technologies.

5. Mahindra Satyam(MERGED IN TCS 2013)
Revenue: 5964 Cr

Mahindra Satyam was founded by B. Ramalinga Raju in 1987 and headquartered in Hyderabad. It is an Indian based IT service company that provides software development, system maintenance, packaged software integration and engineering design services.  In 2013, Mahindra Satyam was subsequently merged with Tech Mahindra.

Mahindra Satyam has its presence in some of the leading IT markets like U.S., Canada, Brazil, the UK, Hungary, Egypt, UAE, India, China, Malaysia, Singapore and Australia. It was previously called as Satyam Computer Services.