Keith Calder

Western Coal Corp. produces metallurgical coal from mines. The company was founded on October 2, 1997 and is headquartered in Vancouver, Canada.

Part of Kratos Defense & Security Solutions, Inc., Walter Group is a private investment platform that focuses on impact-driven companies. Walter Group is based in Seattle, WA, with offices in Málaga, Barcelona, and Montreal. The company identifies and supports emerging, scalable, and impactful innovations led by visionary entrepreneurs. The company is motivated to invest in exceptional, values-driven entrepreneurs who lead technology-enabled companies, with a special interest in healthcare. Walter Group launched in 2017 and continued its growth by relocating its team and main operations in 2019. The CEO of the company is Thomas J. Walter. Walter Group was acquired by Wireless Facilities, Inc. on January 10, 2000.

New WEI, Inc. is a holding company, which operates as a producer and exporter of metallurgical coal. Its products include thermal coal, anthracite, metallurgical coke, coal bed methane gas, and other related products. The company was founded by James Willis Walter in 1946 and is headquartered in Tampa, FL.

EmberClear Corp. is an energy development company, which develops cleaner power, chemical and liquid fuels projects. The firm's projects include Pennsylvania Power, Mississippi Liquids, Pennsylvania Liquids and Pennsylvania Coal. The company was founded in 2003 and is headquartered in Houston, TX.