Regency Energy Partners LP engages in gathering, treating, processing, compressing, and transporting natural gas and natural gas liquids (NGLs). It transports raw natural gas from the wellhead through gathering systems; processes raw natural gas to separate NGLs; and sells or delivers the pipeline-quality natural gas and NGLs to various markets and pipeline systems. The company, through its joint ventures, owns a 450 mile intrastate pipeline system that delivers natural gas from northwest Louisiana to downstream pipelines and markets; owns an interstate natural gas pipeline with approximately 500 miles stretching from southeast Oklahoma through northeast Texas, northern Louisiana, and central Mississippi to an interconnect with the Transcontinental gas pipe line system in Butler, Alabama; and owns midstream energy assets, including NGL pipelines, storage, fractionation, and processing facilities located in the states of Texas, Mississippi, and Louisiana. It also owns and operates a fleet of equipment used to provide treating services, such as carbon dioxide and hydrogen sulfide removal, natural gas cooling, dehydration, and BTU management to natural gas producers and midstream pipeline companies. In addition, the company owns and operates a fleet of compressors to provide natural gas compression services for customer specific systems, as well as operates a regulated natural gas pipeline that comprises 10 miles of pipeline extending from Harrison County, Texas to Caddo Parish, Louisiana. Regency GP LP serves as the general partner of Regency Energy Partners LP. The company was founded in 2003 and is based in Dallas, Texas.