RILEY EXPL. PERMIAN INC. revenue for the last year amounted to 339.80 M EUR, the most of which — 329.00 M EUR — came from its highest performing source at the moment, Oil, the year earlier bringing 279.12 M EUR. The greatest contribution to the revenue figure was made by United States — last year it brought RILEY EXPL. PERMIAN INC. 339.80 M EUR, and the year before that — 300.62 M EUR.