A thorough Enterprise Architecture (EA) is implemented by Tata Consultancy Services (TCS) to match business goals with technology strategies and solutions. Strategic, business, data, application, and technology domains are all included in the TCS EA framework, which promotes effective operations and seamless integration. It seeks to promote innovation across various business units and geographical areas, increase agility, and maximize resource utilization. To promote a unified IT environment, TCS EA places a strong emphasis on standardized procedures, interoperability, and scalability. TCS has the ability to use cutting-edge technologies like blockchain, AI, cloud, and IoT to propel digital transformation projects. Robustness and dependability are ensured by the EA framework's adherence to industry standards, security protocols, and legal requirements. TCS EA relies heavily on collaborative governance and ongoing evolution to foster flexibility and responsiveness to shifting market conditions. TCS EA makes it easier to manage complexity, cut down on redundancy, and increase ROI for the whole company in an organized manner. It serves as a strategic enabler, supporting an IT ecosystem that is future-ready and in line with TCS's overall business objectives.