Anglo American is a mining company providing metals and minerals to global economies.
NiSource is an energy holding company which operates as a regulated natural gas and electric utility company.
Cleveland-Cliffs is an international mining and natural resources company.
Peabody Energy is the world’s largest private-sector coal company.
Advanced gasification technology company creating value through the efficient and economical conversion of low quality, low cost feedstocks.
RWE is an electricity and gas company that generates, distributes, and sells electricity, as well as produces, distributes, and sells gas.
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.