TXU Corp., a Dallas-based energy company, manages a portfolio of competitive and regulated energy businesses primarily in Texas.
The competitive TXU Energy Holdings segment includes the TXU Energy retail electricity sales operations, the TXU Power electricity generation operations, and the TXU Wholesale energy markets operations.1 TXU Energy provides electricity and related services to more than 2.1 million competitive electricity customers in Texas. TXU Power has over 18,100 megawatts of generation in Texas, including 2,300 MW of nuclear and more than 5,800 MW of coal-fueled generation capacity. TXU Wholesale optimizes the purchases and sales of energy for TXU Energy and TXU Power and provides related services to other market participants. TXU Wholesale is the largest purchaser of wind-generated electricity in Texas and fifth largest in the United States. TXU Corp.’s regulated segment, TXU Electric Delivery, is an electric distribution and transmission business that uses superior asset management skills to provide reliable electricity delivery to consumers. TXU Electric Delivery operates the largest distribution and transmission system in Texas, providing power to three million electric delivery points over more than 101,000 miles of distribution and 14,300 miles of transmission lines.
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1 TXU Energy Holdings is managed as an integrated business; however, for purposes of operational accountability and performance management, the business segment has been divided into three operations, each of which is conducted through separate legal entities.

