Tata Consultancy Services is an Indian multinational technology company specializing in information technology services and consulting. Headquartered in Mumbai, it is a part of the Tata Group and operates in 150 locations across 46 countries. As of 2024, Tata Sons owned 71.74% of TCS, and close to 80% of Tata Sons' dividend income came from TCS. TCS ranked seventh on the Fortune India 500 list for 2024. In September 2021, TCS recorded a market capitalization of US$200 billion, becoming the first Indian IT company to achieve this valuation. In 2012, it was the world's second-largest user of U.S. H-1B visas.
