Tata Consultancy Services

Tata Consultancy Services Limited (TCS) is an Indian multinational information technology (IT) services and consulting company headquartered in Mumbai. It is a part of the Tata Group and operates in 150 locations across 46 countries. In September 2023, it was reported that TCS had over 616,000 employees worldwide. TCS is the second-largest Indian company by market capitalization, the most valuable IT service brands worldwide, and the top Big Tech (India) company. As of June 2023, it was the world's second-largest user of U.S. H-1B visas.