Oil & gas companies

Targa Resources is a midstream natural gas company, that operates, acquires and develops a diversified portfolio of complementary midstream energy assets.

AVANGRID (formerly Energy East and Iberdrola USA) is a diversified energy and utility company managing regulated utilities and electricity generation.

Devon Energy is an energy company that has expertise in the exploration, development, and production of oil, natural gas, and natural gas liquids (NGLs).

NOV (formerly known as National Oilwell Varco) is a company specializing in the design, manufacture and sale of equipment and components used in oil and gas drilling.

Hess is an exploration and production company that develops, produces, purchases, transports, and sells crude oil, natural gas liquids, and natural gas.

HF Sinclair (formerly known as HollyFrontier) is an energy company.

Weatherford International is a company that provides equipment and services to the oil and natural gas industries.

Murphy is a low-price, high-volume fuel retailer that also sells convenience merchandise through a chain of retail stores.

Plains GP Holdings a is a holding company for Plains All American Pipeline (PAA).

Reliance Industries Limited (RIL) is a holding company.

Apache Corporation is an energy company that explores, develops, and produces natural gas, crude oil, and natural gas liquids.

Essential Utilities (formerly known as Aqua America) is a company engaged in the provision of regulated water, wastewater, and natural gas utility operations.