Tata Consultancy Services Limited
Tata Consultancy Services Limited (TCS Limited) is one of the world’s largest providers of information technology, consulting, services and business-process outsourcing.
TCS is Asia's largest IT services firm with annualised revenues of over US $4 billion and has the largest number of employees among all the Indian IT companies.
It is also the first Indian company to be certified AS 9100: Rev B for design of airframe structures.
Web : http://www.tcs.com/