TCS is third most valued IT services brand globally: Brand Finance SECTIONS Last Updated: Jan 28, 2021, 09:31 AM IST Share Synopsis Tata Consultancy Services (TCS), which recently became the world's largest IT company by market cap, is also closing the gap with Accenture and IBM in brand value terms. ETTelecom Apart from TCS, three Indian IT services companies—Infosys (4), HCL Technologies (7) and Wipro (9)—have secured spots in the Top-10 global rankings. New Delhi: Tata Consultancy Services Ltd. (TCS) is now the world's third most-valued IT services brand, only behind industry heavyweights Accenture Plc and International Business Machines Corp. (IBM), according to a report released on Wednesday.