Oil & gas companies

Rattler Midstream is an operator of a midstream oil and gas company.

Tesco Corporation is a provider of technology-based solutions for drilling, servicing and completion of wells for the upstream energy industry.

Saras is a company that engages in the oil refinery business.

Sunshine Oilsands is an oil and energy company.

Palma Serasih Group (PSG) is a company that produces crude palm oil and related products

Namhae Chemical (남해화학(주)) is a company that manufactures and distributes agrochemical products.

Medco Energi Internasional is an energy and natural resources company.

PXP Energy (formerly Philex Petroleum Corporation) is an oil and gas company.

MEG Energy is an oil sands company.

Zhongyu Energy Holdings (formerly known as Zhongyu Gas Holdings) is an energy company that develops and constructs natural gas projects.

Nabors Industries is a company that owns and operates land-based drilling rig fleets and offers offshore platform rigs.

PDC Energy is an independent exploration and production company, acquiring, exploring for, developing and producing crude oil, natural gas and natural gas liquids.