Southern Union Company (Southern Union) is engaged in the gathering, processing, transportation, storage and distribution of natural gas in the United States. The Company owns and operates assets in the regulated and unregulated natural gas industry. Southern Union operates in three segments: Transportation and Storage, Gathering and Processing, and Distribution. The Transportation and Storage segment is engaged in the interstate transportation and storage of natural gas and provides liquefied natural gas (LNG) terminalling and regasification services. The Gathering and Processing segment is engaged in the gathering, treating, processing and redelivery of natural gas and natural gas liquid (NGL) in Texas and New Mexico. The Distribution segment is engaged in the local distribution of natural gas in Missouri and Massachusetts.