Crestwood Equity Partners LP develops, acquires, owns or controls, and operates fee-based assets and operations within the energy midstream sector. The company has a diversified portfolio of crude oil and natural gas gathering, processing, storage and transportation assets that connect fundamental energy supply with energy demand across North America. It has three reporting segments: Gathering and Processing, Marketing, Supply and Logistics Operations, and Storage and Transportation. It serves various producers in unconventional shale plays located in across the United States. The firm also owns gas systems in the Marcellus, Barnett, Granite Wash, and dry gas gathering systems in the Barnett, Fayetteville and Haynesville/Bossier Shale plays.