OGE Energy Corp. is the parent company of OG&E, a regulated electric utility with approximately 865,000 customers in Oklahoma and western Arkansas. In addition, OGE holds a 25.5 percent limited partner interest and a 50 percent general partner interest of Enable Midstream Partners LP, created by the merger of OGE's Enogex LLC midstream subsidiary and the pipeline and field services businesses of Houston-based CenterPoint Energy.