American Midstream Partners, LP provides midstream infrastructure that links the producers of natural gas, crude oil, natural gas liquids (NGLs), condensate, and specialty chemicals to various intermediate and end-use markets in the United States and Mexico. Its Gas Gathering and Processing Services segment offers services to producers of natural gas and crude oil, including transporting raw natural gas and crude oil from various receipt points through gathering systems, treating the raw natural gas, processing raw natural gas to separate the NGLs from the natural gas, fractionating NGLs, and selling or delivering pipeline-quality natural gas and NGLs. The company's Liquid Pipelines and Services segment transports, purchases, and sells crude oil. Its Natural Gas Transportation Services segment transports and delivers natural gas from producing wells, receipt points, or pipeline interconnects for shippers, local distribution companies, and utilities, as well as industrial, commercial, and power generation customers. The company's Offshore Pipelines and Services segment gathers and transports natural gas from receipt points to other pipeline interconnects, onshore facilities, and other delivery points. Its Terminalling Services segment provides petroleum products, distillates, chemicals, and agricultural products storage services at its marine terminals for commodity brokers, refiners, and chemical manufacturers. As of May 10, 2018, the company owned approximately 5,100 miles of interstate and intrastate pipelines; gas processing plants and fractionation facilities; an offshore semisubmersible floating production system with nameplate processing capacity of 90 thousand barrels per day of crude oil and 220 million cubic feet per day of natural gas; and terminal sites with approximately 6.7 million barrels of storage capacity. American Midstream GP, LLC serves as the general partner of the company. The company was founded in 2009 and is headquartered in Houston, Texas.