American Electric Power Company, Inc. (AEP) is a utility holding company that owns, directly or indirectly, all of the outstanding common stock of its public utility subsidiaries and varying percentages of other subsidiaries. The service areas of AEPís public utility subsidiaries cover portions of the states of Arkansas, Indiana, Kentucky, Louisiana, Michigan, Ohio, Oklahoma, Tennessee, Texas, Virginia and West Virginia. The generating and transmission facilities of AEPís public utility subsidiaries are interconnected and their operations are coordinated. Transmission networks are interconnected with distribution facilities in the territories served. The public utility subsidiaries of AEP have provided electric service, consisting of generation, transmission and distribution, on an integrated basis to their retail customers. The material subsidiaries of AEP are APCo, I&M, KPCo, KGPCo, OPCo, PSO, SWEPCo, TCC, TNC, WPCo, AEGCo, AGR and AEPTHCo.

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