Career history of William Eppler
Former positions of William Eppler
| Companies | Position | Start | End |
|---|---|---|---|
| Augusta Resources Corp. | Director/Board Member | - | 2024-02-29 |
American Institute of Mining, Metallurgical & Petroleum Engrs
 American Institute of Mining, Metallurgical & Petroleum Engrs Miscellaneous Commercial ServicesCommercial Services American Institute of Mining, Metallurgical & Petroleum Engineers operates as an engineering society. The company was founded in 1871 and is headquartered in Englewood, CO. | Corporate Officer/Principal | - | 2024-02-29 |
Capstone Headwaters LLC
 Capstone Headwaters LLC Investment Banks/BrokersFinance 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. | Corporate Officer/Principal | 2016-03-31 | 2024-02-29 |
| VISTA GOLD CORP. | Director/Board Member | 2004-10-12 | 2024-02-29 |
| Independent Dir/Board Member | 2004-10-12 | 2024-02-29 | |
Society of Mining Engineers
 Society of Mining Engineers Miscellaneous Commercial ServicesCommercial Services Society of Mining Engineers represents all professions serving the mining, minerals and underground construction industries. Its memebers include engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Wapwallopen, PA. | Corporate Officer/Principal | - | 2024-02-29 |
Sierra Partners LLC
 Sierra Partners LLC Investment ManagersFinance 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. | Chief Executive Officer | 2005-04-30 | 2024-02-29 |
| Founder | 2003-12-31 | 2024-02-29 | |
| Corporate Officer/Principal | 2011-12-19 | 2014-06-15 | |
| President | 2005-04-30 | 2010-06-10 | |
| GOLDEN MINERALS COMPANY | Director/Board Member | 2009-02-28 | 2024-02-29 |
| Independent Dir/Board Member | 2009-02-28 | 2024-02-29 | |
| PLATA LATINA MINERALS CORPORATION | Director/Board Member | 2010-12-09 | - |
| Chief Executive Officer | 2018-05-30 | 2024-02-29 | |
| Chairman | - | 2024-02-29 | |
| Founder | 2010-03-31 | 2024-02-29 | |
| Independent Dir/Board Member | 2010-12-09 | 2018-05-30 | |
| Investor Relations Contact | 2010-03-31 | 2024-02-29 | |
| FRONTIER MINING LTD | Director/Board Member | 2010-11-25 | 2015-02-28 |
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Training of William Eppler
| Colorado School of Mines | Graduate Degree |
| Middlebury College | Undergraduate Degree |
Statistics
International
| United States | 17 |
| Canada | 5 |
| United Kingdom | 3 |
Operational
| Corporate Officer/Principal | 11 |
| Director/Board Member | 7 |
| Independent Dir/Board Member | 4 |
Sectoral
| Non-Energy Minerals | 9 |
| Finance | 6 |
| Consumer Services | 4 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Listed companies | 4 |
|---|---|
| NEWMONT CORPORATION | Non-Energy Minerals |
| VISTA GOLD CORP. | Non-Energy Minerals |
| PLATA LATINA MINERALS CORPORATION | Non-Energy Minerals |
| GOLDEN MINERALS COMPANY | Non-Energy Minerals |
| Private companies | 15 |
|---|---|
NEMI Northern Energy & Mining, Inc.
 NEMI Northern Energy & Mining, Inc. CoalEnergy Minerals NEMI Northern Energy & Mining, Inc. operates as a merchant bank, which engages in the development of investment assets and equity portfolios. It focuses on the investment portfolio built on strategic equity and debt investment opportunities. The company was founded on October 21, 1987 and is headquartered in Vancouver, Canada. | Energy Minerals |
HudBay Arizona Corp.
 HudBay Arizona Corp. Other Metals/MineralsNon-Energy Minerals HudBay Arizona Corp. engaged in the exploration and development of mineral properties. The company was founded on January 14, 1937 and is headquartered in Vancouver, Canada. | Non-Energy Minerals |
Headwaters MB LLC
 Headwaters MB LLC Investment Banks/BrokersFinance 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. | Finance |
Frontier Mining Ltd.
 Frontier Mining Ltd. Precious MetalsNon-Energy Minerals 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. | Non-Energy Minerals |
Coal International Plc
 Coal International Plc CoalEnergy Minerals 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. | Energy Minerals |
Hycroft Mining Corp.
 Hycroft Mining Corp. Precious MetalsNon-Energy Minerals 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. | Non-Energy Minerals |
| Chemical Securities, Inc. | Finance |
| Newmont Capital Ltd. | |
American Institute of Mining, Metallurgical & Petroleum Engrs
American Institute of Mining, Metallurgical & Petroleum Engrs Miscellaneous Commercial ServicesCommercial Services American Institute of Mining, Metallurgical & Petroleum Engineers operates as an engineering society. The company was founded in 1871 and is headquartered in Englewood, CO. | Commercial Services |
New World Advisors LLC
 New World Advisors LLC Investment ManagersFinance New World Advisors LLC (New World) is a SEC-registered investment adviser and wealth management firm headquartered in Hingham, Massachusetts. The firm was founded in 2018 and is owned by New World Financial Holdings LLC. New World provides investment advisory services to affluent individuals, families and institutions throughout the country. | Finance |
Society of Mining Engineers
Society of Mining Engineers Miscellaneous Commercial ServicesCommercial Services Society of Mining Engineers represents all professions serving the mining, minerals and underground construction industries. Its memebers include engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Wapwallopen, PA. | Commercial Services |
Sierra Partners LLC
Sierra Partners LLC Investment ManagersFinance 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. | Finance |
Newmont Indonesia LLC
 Newmont Indonesia LLC Precious MetalsNon-Energy Minerals Part of Newmont Corp., Newmont Indonesia LLC engages in mining gold and silver ore. | Non-Energy Minerals |
Capstone Headwaters LLC
Capstone Headwaters LLC Investment Banks/BrokersFinance 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. | Finance |
| Augusta Resources Corp. |
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