Oil & gas companies

Caltex Australia (also known as Chevron Australia Downstream) is a transport fuel supplier and convenience retailer.

Montauk Renewables (also known as Montauk Energy) is an integrated renewable energy company specializing in the management, recovery, and conversion of landfill methane into renewable energy.

Energy XXI is a company focused on oil and gas exploration and extraction.

Aker BP is an oil and gas exploration and production company.

Centrenergo (Центренерго) is a company that provides power-generating services.

Leader in Europa nella realizzazione e gestione integrata delle infrastrutture gas (trasporto, rigassificazione, stoccaggio e distribuzione).

TGS (also known as Transportadora de Gas del Sur) is a gas transportation company.

Santos is a company that produces and supplies natural gas.

Montage Resources Corporation (formerly known as Eclipse Resources Corporation) is an exploration and production company.

Eclipse Resources is an independent exploration and production company.

Bill Barrett is an oil and natural gas exploration and development company.

DCC is a company engaged in sales, marketing, and support services in the energy, healthcare, and technology sectors.