Enterprise Products Partners L.P. provides midstream energy services to producers and consumers of natural gas, natural gas liquids (NGLs), crude oil, petrochemicals, and refined products. The company operates through four segments: NGL Pipelines & Services, Crude Oil Pipelines & Services, Natural Gas Pipelines & Services, and Petrochemical & Refined Products Services. The NGL Pipelines & Services segment offers natural gas processing and related NGL marketing services, as well as NGL export docks and related services. It operates approximately 19,200 miles of NGL pipelines; NGL and related product storage facilities; 16 NGL fractionators; and liquefied petroleum gas and ethane export terminals, and related operations. The Crude Oil Pipelines & Services segment operates approximately 5,300 miles of crude oil pipelines; and crude oil storage and marine terminals located in Oklahoma and Texas, as well as a fleet of 360 tractor-trailer tank trucks used to transport crude oil. It also engages in crude oil marketing activities. The Natural Gas Pipelines & Services segment operates approximately 19,700 miles of natural gas pipeline systems to gather and transport natural gas in Colorado, Louisiana, New Mexico, Texas, and Wyoming. It leases underground salt dome natural gas storage facilities in Texas and Louisiana; owns an underground salt dome storage cavern in Texas; and markets natural gas. The Petrochemical & Refined Products Services segment operates propylene fractionation and related activities, including 800 miles of pipelines; butane isomerization complex and related deisobutanizer units; and octane enhancement and high purity isobutylene production facilities. It also operates approximately 4,100 miles of refined products pipelines; and terminals, as well as provides refined products marketing and marine transportation services. The company was founded in 1968 and is headquartered in Houston, Texas.