OMV Petrom S.A. is a Romanian oil company, the largest corporation in Romania and the largest gas and oil producer in Eastern Europe. It is a subsidiary of OMV Austria.
Apart from its operations in Romania, the company operates in Bulgaria, Serbia, Hungary, Moldova, Kazakhstan, Iran and Russia. In Moldova, PETROM operates 73 filling stations, being one of the leading oil companies, alongside LUKOIL. In Hungary there are at least 2 PETROM filling stations.