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Joseph M. Stopper
Director/Board Member at
SYNERGEN MET LIMITED
Profile
Joseph M.
Stopper is the founder of Pure Earth Plasma Holdings LLC.
Current jobs include Director at Armstrong Energy Holdings, Inc. since 2017, Director at Armstrong Energy, Inc., Non-Executive Director at Synergen Met Ltd., Director at Evergreen Natural Resources LLC, Director at Windy Cove Energy II LLC, and Director at Triple Oak Power LLC.
Former jobs include Director at Solaris Midstream Holdings LLC from 2016 to 2021, Analyst at Oakcliff Capital Partners LP from 2013 to 2018, and Partner at Yorktown Partners LLC.
Education includes an undergraduate degree from Yale University, conferred in 2015.
Joseph M. Stopper active positions
| Companies | Position | Start |
|---|---|---|
| SYNERGEN MET LIMITED | Director/Board Member | - |
Armstrong Energy, Inc.
 Armstrong Energy, Inc. CoalEnergy Minerals Engages in the exploration of thermal coal from surface and underground mines | Director/Board Member | - |
Armstrong Energy Holdings, Inc.
 Armstrong Energy Holdings, Inc. CoalEnergy Minerals Engages in coal mining | Director/Board Member | 2017-08-27 |
Pure Earth Plasma Holdings LLC
 Pure Earth Plasma Holdings LLC Financial ConglomeratesFinance Provides investment services and develops plasma technology | Founder | - |
Evergreen Natural Resources LLC
 Evergreen Natural Resources LLC Oil & Gas ProductionEnergy Minerals Operates as a natural gas exploration and production company | Director/Board Member | - |
Windy Cove Energy II LLC
 Windy Cove Energy II LLC Oil & Gas ProductionEnergy Minerals Develops oil and gas recovery projects | Director/Board Member | - |
Triple Oak Power LLC
 Triple Oak Power LLC Alternative Power GenerationUtilities Operates wind energy projects | Director/Board Member | - |
Former positions of Joseph M. Stopper
| Companies | Position | End |
|---|---|---|
Solaris Midstream Holdings LLC
 Solaris Midstream Holdings LLC Water UtilitiesUtilities Owns, operates and designs water midstream assets | Director/Board Member | 2020-12-31 |
Oakcliff Capital Partners LP
 Oakcliff Capital Partners LP Investment ManagersFinance Oakcliff Capital seeks to invest in a concentrated portfolio of publicly-traded securities selected with the goal of maximizing returns while attempting to minimize the chance of permanent loss of capital. The firm makes long-term investments in undervalued, high-quality businesses. | Private Equity Analyst | 2018-11-30 |
| ░░░░░░░░ ░░░░░░░░ ░░░ | ░░░░░░░ ░░░░░░ ░░░░░░░░ | - |
Training of Joseph M. Stopper
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
63
1st degree connections
11
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
Yorktown Partners LLC
 Yorktown Partners LLC Investment ManagersFinance Yorktown Partners invests in companies located in North America. The firm focuses on midstream & infrastructure, manufacturing & services, metals & mining, renewables and storage, and oil & gas exploration and production. It participates in later stage capital transactions. | Finance |
Armstrong Energy Holdings, Inc.
Armstrong Energy Holdings, Inc. CoalEnergy Minerals Engages in coal mining | Energy Minerals |
Yale University
 Yale University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Armstrong Energy, Inc.
Armstrong Energy, Inc. CoalEnergy Minerals Engages in the exploration of thermal coal from surface and underground mines | Energy Minerals |
Oakcliff Capital Partners LP
Oakcliff Capital Partners LP Investment ManagersFinance Oakcliff Capital seeks to invest in a concentrated portfolio of publicly-traded securities selected with the goal of maximizing returns while attempting to minimize the chance of permanent loss of capital. The firm makes long-term investments in undervalued, high-quality businesses. | Finance |
Solaris Midstream Holdings LLC
Solaris Midstream Holdings LLC Water UtilitiesUtilities Owns, operates and designs water midstream assets | Utilities |
Synergen Met Ltd.
 Synergen Met Ltd. SemiconductorsElectronic Technology Develops thermal plasma technologies and equipment for energy production and waste management with green economic solutions | Electronic Technology |
Evergreen Natural Resources LLC
Evergreen Natural Resources LLC Oil & Gas ProductionEnergy Minerals Operates as a natural gas exploration and production company | Energy Minerals |
Windy Cove Energy II LLC
Windy Cove Energy II LLC Oil & Gas ProductionEnergy Minerals Develops oil and gas recovery projects | Energy Minerals |
Triple Oak Power LLC
Triple Oak Power LLC Alternative Power GenerationUtilities Operates wind energy projects | Utilities |
Pure Earth Plasma Holdings LLC
Pure Earth Plasma Holdings LLC Financial ConglomeratesFinance Provides investment services and develops plasma technology | Finance |
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