new delhi subhash kumar director finance of flagship explorer oil and natural gas corporation on thursday assumed additional charge of the companys cmd upon the retirement of incumbent shashi shankerkumar has over 36 years of experience across the exploration and production value chain he first joined ongc in 1985 and has had stints in ongc videsh the overseas acquisition arm and indias largest lng importer petronet lnga fellowmember of the institute of cost accountants of india and associate member of icsi kumar is a gold medalist of panjab university chandigarh he did his bachelors and masters degrees in commerceduring his tenure with ongc videsh kumar was associated with key acquisitions and expansion of the companys footprint he played a key role in the evaluation and acquisition of many overseas assets he had worked as head business development finance and budget and also as head treasury planning and portfolio management group at ongc videsh from april 2010 to march 2015kumar also served as the cfo of mansarovar energy colombia limited a 5050 joint venture of ongc videsh and sinopec of china from september 2006 to march 2010 he returned to ongc as the chief commercial and head of treasury in july 2016during 2017 kumar served a brief stint with petronet as director finance