Tarlis Thompson

Land Betterment Corp. is a private company based in Fishers, IN and has subsidiaries in the United States. Land Betterment Corp. was founded in 2020 by Kirk P. Taylor and Mark C. Jensen.

American Carbon Corporation provides energy sources and products. It also offers mining and exploration of coal. The company is headquartered in Indiana, United States.

Alpha Appalachia Holdings, Inc. produces, processes and sells bituminous coal of steam and metallurgical grades of a low-sulfur content through its various processing and shipping centers. The company also owns and operates approximately various wells, various miles of gathering line, and various small compression facilities in Appalachian Basin. It distributes its products through freight and terminal agreements with various providers, including railroads, barge lines, ocean-going vessels, bulk motor carriers, and terminal facilities. The company produces coal using four mining methods: underground room and pillar, underground longwall, surface and highwall mining. It was founded in 1920 and is headquartered in Abingdon, VA.

SGS Minerals Services UK Ltd. manufactures gravity tables to the minerals and metals and plastics recycling industries. Its services include arranging spares, machine servicing, site visits, installation and commissioning supervision, and gravity metallurgical test work. The company was founded in 1988 and is headquartered in Redruth, the United Kingdom.