Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services, consulting, and business solutions company headquartered in Mumbai, India. TCS is part of the Tata Group, one of India’s largest industrial conglomerates. IT consulting is a service provided by professionals who specialize in providing advice, guidance, and support to businesses and organizations in the field of information technology. IT consultants can work with companies of all sizes to help them assess, plan, and implement IT strategies that meet their specific needs and goals. TCS is one of the largest IT services companies in the world and operates in over 46 countries.