Tata Consultancy Services (TCS) is a global IT services, consulting, and business solutions company headquartered in Mumbai, India. Part of the Tata Group, TCS operates in over 50 countries and serves clients across various industries, including banking, retail, healthcare, and manufacturing. It is known for its expertise in digital transformation, cloud computing, AI, and enterprise solutions. TCS is one of the world’s largest IT services providers by market capitalization and employee strength. The company emphasizes innovation through its research labs and platforms, such as TCS BaNCS and TCS MasterCraft. It consistently ranks among the top global IT services firms.