CSX Corporation is a holding company focused on real estate and railways.
Consol Energy Inc. is an energy company with interests in coal and natural gas production.
NiSource is an energy holding company which operates as a regulated natural gas and electric utility company.
Advanced gasification technology company creating value through the efficient and economical conversion of low quality, low cost feedstocks.
Cleveland-Cliffs is an international mining and natural resources company.
Alliance Resource Partners produces and markets coal to utilities and industrial users.
PNM Resources engages in the energy and energy-related businesses.
Advanced Emissions Solutions provides clean coal technology and the associated specialty chemicals.
Westmoreland Coal Company, through its subsidiaries, operates as an energy company.
Midwest Energy delivers a mercury removal technology to power plants at a much lower cost than competitors.
Royal Energy Resources, Inc. is an energy recovery company.
SunCoke Energy is a raw material processing and handling company serving steel and power customers, with principal businesses in cokemaking and logistics.