OGE ENERGY CORP.

OG&E was incorporated on 27 February 1902, by Edward H. Cooke. They initially provided services in Oklahoma City. In 1910 they acquired the El Reno Gas and Electric Company. By 1921 the business was operating in 27 towns and by 1924 they were operating in 88 towns. Subsequent to buying the Belle Isle Amusement Park in 1928, they built the Belle Isle Station power plant. In 1936 they purchased the Western Light and Power Company, based in northwestern Oklahoma. They created the nation's first gas/steam turbine at the Belle Isle Station power plant in 1949. By 1952 the company had 280,000 customers. They merged with Enogex in 1986. In 1997, OG&E reorganized as a holding company, OGE Energy, with OG&E and Enogex (now part of Enable Midstream) as its operating companies. By 2000, the company had 735,000 customers in Oklahoma and western Arkansas.

In 2002, an ice storm damaged the supply system, causing outages and costing the company $150 million to fix. A member of the Midwest Mutual Assistance and Southeast Electrical Exchange, in 2025 65 employees worked for 14 days, assisting Entergy Texas and Louisiana, in the aftermath of hurricane Laura.