Natural gas companies

Redes Energeticas Nacionais (also known as REN) is a holding company involved in the energy sector.

Matador Resources Company is an independent energy company engaged in exploration, development, production and acquisition of oil and natural gas resources in the US, with a particular emphasis on shale plays and other unconventional plays.

Athens Water Supply and Sewerage Company (EYDAP) engages in water supply and refinement, and sewerage and waste management activities.

Alvopetro Energy is a provider of oil and gas exploration and development services.

SM Energy is an independent energy company engaged in acquisition, exploration, development, and production of crude oil, natural gas, and natural gas liquids.

Ipek Dogal Enerji focuses on the development and exploration of petroleum, natural gas, coal, and other natural energy resources.

OCI N.V. is a global producer of natural gas-based fertilizers and industrial chemicals based in the Netherlands.

USA Compression is a growthoriented Delaware limited partnership and, based on managements significant experience in the industry,

Henan Lantian Gas (河南蓝天燃气股份有限公司) is a company that provides natural gas transportation and sales services.

Goldcard Smart Group (金卡智能集团) is a company specializing in gas and water meters.

ESO (Energijos Skirstymo Operatorius) is a company that engages in the supply and distribution of electricity and natural gas.

Henan Ancai Hi-Tech (ACHT, 河南安彩高科股份有限公司) is a company that manufactures and sells glass products.