Petrom, run by chief executive Mariana Gheorghe, has embarked on a far-reaching plan to shake up its archaic structure, vastly reducing the number of people it employs from close on 50,000 in 2004 to 29,000 today and the number of fields it operates from 302 to 279 over the same period.

Romania has a long history in the oil business, placing it among the top European nations in terms of oil resources.