Tata Communications Transformation Services (TCTS) | 152,441 followers on LinkedIn. Building smarter, faster, efficient and virtualised communication networks. | Tata Communications Transformation Services (TCTS), a 100% subsidiary of Tata Communications Ltd, provides business transformation, managed network operations, network outsourcing, and consultancy services to telecommunication companies around the world. TCTS delivers operational efficiency, cost transformation and revenue acceleration solutions for all the stages of the carrier process lifecycle including but not limited to network engineering and design, implementation and operations functions. TCTS leverages the market expertise of Tata group's global telecom operation capabilities and globally established IT, process and consulting skills.