William Eppler

Hycroft Mining Corp. engages in the exploration, mining and development of gold and silver properties. It operates through three segments: Hycroft Mine, Exploration, & Corporate and Other. The Hycroft Mine segment includes the operations, development, and exploration activities of Hycroft gold mine located near Winnemucca. The Exploration segment includes all costs related to the exploration and development of properties outside of the Hycroft Mine and gains and losses resulting from the disposition or sale of mineral properties. The Corporate and Other segment includes corporate general and administrative costs of the company. The company was founded on September 14, 2006 and is headquartered in Denver, CO.

Sierra Partners LLC is an investment banking and advisory services company. The private company is based in Las Vegas, NV. The company was founded by William Durand Eppler. William Durand Eppler has been the CEO since incorporation.

Part of Newmont Corp., Newmont Indonesia LLC engages in mining gold and silver ore.

Frontier Mining Ltd. engages in the exploration and production of copper and gold ore mines. The company was founded by Brian Charles Savage, Boyd Warrington Bishop, and Shamil Talibulovich Tukhvatulin on August 5, 1998 and is headquartered in London, the United Kingdom.

The Group's principal activities are producing coal, and identifying, evaluating and investing in coal mining projects. The Group's operation focuses on the Gauley Eagle assets comprising a new coal lease granted by Pardee Minerals over approximately 11,100 acres of coal and mineral interests in the Hamilton Districts, Nicholas County, West Virginia. The Gauley Eagle property encompasses two underground working areas, designated Birch 2A to the west and Bar Eagle to the east, a surface mine and disposal area known as Crooked Run and another surface mine designated Sugar Camp.

Headwaters MB LLC provides investment banking services to entrepreneurs, owner and operators, and business-owning families. It offers strategic merger and acquisition advice, capital raising, and special situations advisory. The company was founded by Phil Seefried and Dave Maney in 2001 and is headquartered in Denver, CO.

Capstone Headwaters LLC operates as an investment banking firm. It provides merger and acquisition, private placement, business consulting, corporate restructuring, valuation, and strategic advisory services. The company was founded by John Ferrara in 1996 and is headquartered in Boston, MA.

American Institute of Mining, Metallurgical & Petroleum Engineers operates as an engineering society. The company was founded in 1871 and is headquartered in Englewood, CO.