Dynegy Inc. (Dynegy) is a holding company and conducts all of its business operations, through its subsidiaries. Dynegy is engaged in the production and sale of electric energy, capacity and ancillary services from its fleet of 27 operating power plants in 13 states totaling nearly 18,000 megawatt of generating capacity. Dynegy Holdings Inc. (DHI) is the Company’s wholly owned subsidiary. The segments of the Company include the Midwest segment (GEN-MW), the West segment (GEN-WE) and the Northeast segment (GEN-NE). Dynegy sells electric energy, capacity and ancillary services on a wholesale basis from its power generation facilities.