Oil and Natural Gas Corporation Limited (ONGC) is an Indian state-owned oil and gas company headquartered in Dehradun, Uttarakhand. It is India's largest oil and gas exploration and production company. The document provides details about ONGC's leadership, including its CEO Dinesh K Sarraf and other directors such as Shashi Shanker, Tapas Kumar Sengupta, Desh Deepak Misra, and Ved Prakash Mahawar. It also lists the independent directors on ONGC's board including Ajai Malhotra, K.M. Padmanabhan, and Shireesh B Kedare.