Speaking to reporters on Tuesday, Natarajan said he would do his best to keep enhancing the company's goodwill.
"The group is in the hearts and minds of people in India and globally. We will work together to drive discipline on capital allocation and shareholder returns. The company has always shown tremendous spirits in terms of pioneering and leadership," he said.
On Monday, Chandra was also appointed the non-executive chairman of TCS effective February 21.
Chandrasekaran joined TCS in 1987 after completing his education in computer applications from Royal Engineering College, Trichy in India's southern state of Tamil Nadu.