The Energy Transportation Uncertainty Index developed in Morão (2025) "The economic effects of tensions in energy transportation"

Targa Energy is a midstream natural gas and natural gas liquids (NGL) services company operating in North America. The company provides gathering, compression, treating, processing, and selling of natural gas; storing, fractionating, treating, transporting, and selling of NGLs.

NGL Energy Partners LP is a diversified midstream master limited partnership providing transportation, storage, blending, and marketing services for crude oil, natural gas liquids, refined products, and water solutions to producers and end-users across the energy industry.

Profile for DCP Midstream in the API Evangelist network. Fortune F500 (rank 276).

The Williams Companies is an American Fortune 500 energy company focused on natural gas infrastructure, processing, and transportation. Williams owns and operates midstream energy assets including the Transco pipeline (the largest natural gas pipeline in the United States), gathering and processing systems, and storage facilities.

UGI Corporation

Western Midstream Partners (WES) is a midstream energy company that owns and operates oil, natural gas, and water gathering systems, natural gas processing plants, oil treating facilities, and crude oil, natural gas, and NGLs pipelines.

WGL Holdings was an integrated energy holding company headquartered in Washington, D.C., serving over 1 million customers across the District of Columbia, Maryland, and Virginia.

Plains All American Pipeline is a major US corporation and Fortune 1000 company. The Plains All American Pipeline API provides programmatic access to its platform services, data, and integrations for enterprise customers and partners.

Plains GP Holdings owns an interest in Plains All American Pipeline, a publicly traded master limited partnership that owns and operates midstream energy infrastructure in the United States and Canada. No public developer API or developer portal has been published; this repository tracks corporate and investor resources.

Crestwood Equity Partners LP was a master limited partnership that owned and operated midstream energy assets across the United States, including natural gas, NGL, and crude oil gathering, processing, storage, and transportation businesses.

Energy Transfer is one of the largest and most diversified midstream energy companies in North America, owning and operating natural gas, crude oil, NGL, and refined products pipelines, terminals, and storage facilities.

Williams Companies is a Fortune 500 energy infrastructure company that operates approximately 33,000 miles of natural gas pipeline infrastructure, moving roughly one-third of the nation's natural gas.

Genesis Energy is a diversified midstream energy master limited partnership with a focus on providing services to refineries, crude oil and natural gas producers, and industrial and commercial enterprises.

Adams Resources & Energy is a diversified energy company engaged in the marketing, transportation, terminalling, and storage of crude oil and other related petroleum products in select markets across the United States.

Steady-state hydraulic simulator for liquid and gas pipelines with pump station optimization

Regency Energy Partners LP (NYSE: RGP) was a publicly traded master limited partnership focused on midstream natural gas services including gathering, processing, contract compression, treating, and transportation of natural gas, crude oil, and natural gas liquids.

Enterprise Products Partners L.P. is one of the largest publicly traded partnerships and a leading North American provider of midstream energy services, headquartered in Houston, Texas.

SemGroup was a midstream service provider that gathered, transported, stored, processed, and marketed crude oil, refined products, and natural gas liquids before being acquired by Energy Transfer.

Energy Transfer Equity, L.P. (ETE) was a master limited partnership that owned and operated a diverse portfolio of midstream energy assets. In October 2018, ETE merged with its operating subsidiary Energy Transfer Partners (ETP) to form a single publicly traded partnership, Energy Transfer LP (NYSE: ET).