The Nielsen Company, the world’s leading provider of consumer and media information services, and Tata Consultancy Services (TCS), a leading IT services, business solutions and outsourcing organization, announced today they are entering into an agreement for outsourcing a portion of Nielsen’s Information Technology (IT) and Operations functions worldwide.

Under the ten-year agreement, valued at $1.2 billion, TCS will assume responsibility for important IT and Operational processes and help Nielsen integrate and centralize multiple systems, technologies and processes on a global scale. TCS also will assume responsibility for certain Finance and Human Resource business processes, which will be executed on new BPO platforms built by TCS.