Oil and Natural Gas Corporation Limited announced that Alka Mittal has been appointed as the new chairperson of the Company for a six-month term. Mittal will continue to serve as ONGC's head of human resources. Mittal succeeds Subhash Kumar who retired at the end of December and who served both as chairperson and head of finance.

ONGC has been led by interim chairpersons since April of last year.