OGE Energy Corp revenue for the last year amounted to 2.67 B USD, the most of which — 2.67 B USD — came from its highest performing source at the moment, Electric Company, the year earlier bringing 3.38 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought OGE Energy Corp 2.67 B USD, and the year before that — 3.38 B USD.