Mark Lawrence Plaumann
Director/Board Member at DIAMONDBACK ENERGY, INC.
Net worth: 4 M $ as of 31/03/2024
Profile
Mark Lawrence Plaumann founded Greyhawke Capital Advisors LLC in 1998, where he is working as Managing Member from 2011.
Mr. Plaumann also currently works at Diamondback Energy, Inc., as Independent Director from 2012, Rhino GP LLC, as Independent Director from 2011, Diamondback E&P LLC, as Director, and Whisper Manager LLC, as Manager.
Mr. Plaumann also formerly worked at Elcotel, Inc., as Director from 1997 to 2011, CellMetrix, Inc., as Director in 2000, Republic Airways Holdings, Inc., as Independent Director from 2011 to 2017, GalleryPlayer, Inc., as Director, Rhino Resource Partners LP, as Independent Director from 2011 to 2016, Teledyne FLIR Defense, Inc., as Director from 2006 to 2010, ICX Corp., as Director from 2006 to 2010, Alvarez & Marsal, Inc., as Managing Director in 1995, Oilfield Management Services LLC, as Director, American Healthcare Management, Inc., as President from 1985 to 1990, Wexford Capital LP, as Senior Vice President from 1995 to 1998, Ernst & Young LLP, as Senior Manager from 1974 to 1985, and Evwest LLC, as Owner.
Mr. Plaumann received his undergraduate degree and Masters Business Admin degree from the University of Central Florida.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
DIAMONDBACK ENERGY, INC.
0.01% | 08/06/2023 | 20,165 ( 0.01% ) | 4 M $ | 31/03/2024 |
Mark Lawrence Plaumann active positions
| Companies | Position | Start |
|---|---|---|
| DIAMONDBACK ENERGY, INC. | Director/Board Member | 01/10/2012 |
Rhino GP LLC
 Rhino GP LLC Wholesale DistributorsDistribution Services Rhino GP LLC owns and operates coal reserves. The company is headquartered in Greenwich, CT. | Director/Board Member | 04/10/2010 |
Diamondback E&P LLC
 Diamondback E&P LLC Oil & Gas ProductionEnergy Minerals Part of Diamondback Energy, Inc., Diamondback E&P LLC acquires, develops, explores, and exploits unconventional, onshore oil and natural gas reserves. The private company is based in Oklahoma City, OK. | Director/Board Member | - |
Former positions of Mark Lawrence Plaumann
| Companies | Position | End |
|---|---|---|
| REPUBLIC AIRWAYS HOLDINGS INC. | Director/Board Member | 01/04/2017 |
| RHINO RESOURCE PARTNERS L.P. | Director/Board Member | 17/03/2016 |
Elcotel, Inc.
 Elcotel, Inc. Telecommunications EquipmentElectronic Technology Elcotel, Inc. designs, develops, manufacture and markets microprocessor-based smart payphone electronics with embedded operating software and back office payphone management software systems with features and functions required for independent providers to compete with the regional bell telephone operating companies in the provision of payphone terminals and related public telephone services. The company was founded in 1985 and is headquartered in Sarasota, FL. | Director/Board Member | 08/11/2011 |
Teledyne FLIR Detection, Inc.
 Teledyne FLIR Detection, Inc. Aerospace & DefenseElectronic Technology Teledyne FLIR Detection, Inc. develops security related products. Its products include detectors, sensors and radars. The firm protects nuclear power plants, commercial and military seaports, navy vessels, the pentagon, natural gas storage systems, pipelines, shopping malls and subways, and detects chemical, biological, radiological, nuclear, and explosive materials. The company was founded in 1975 and is headquartered in Stillwater, OK. | Director/Board Member | 04/10/2010 |
Training of Mark Lawrence Plaumann
| University of Central Florida | Masters Business Admin |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| DIAMONDBACK ENERGY, INC. | Energy Minerals |
| Private companies | 13 |
|---|---|
American Healthcare Management, Inc.
 American Healthcare Management, Inc. Hospital/Nursing ManagementHealth Services American Healthcare Management, Inc. is a company that provides personal nursing services through their subsidiary, Guiding Star Home Care and Skilled Nursing. The private company is based in King of Prussia, PA and has subsidiaries in the United States. The company offers consultations and care for individuals in Georgia. | Health Services |
Elcotel, Inc.
Elcotel, Inc. Telecommunications EquipmentElectronic Technology Elcotel, Inc. designs, develops, manufacture and markets microprocessor-based smart payphone electronics with embedded operating software and back office payphone management software systems with features and functions required for independent providers to compete with the regional bell telephone operating companies in the provision of payphone terminals and related public telephone services. The company was founded in 1985 and is headquartered in Sarasota, FL. | Electronic Technology |
CellMetrix, Inc.
 CellMetrix, Inc. Medical SpecialtiesHealth Technology CellMetrix, Inc. is a medical technology company with limited business operations. The Company planned to fully develop laboratory systems that provide highly sensitive testing capabilities through automated screening technology. It is also planned to develop numerous clinical applications that test for cancer or other serious medical conditions. The Company's first clinical application, LungCheck, was targeted at healthcare providers that treat people at risk for lung disease. The LungCheck test would be fully leveraged through integration with technology provided by AccuMed International, Inc. through the Patent and Technology License and Registration Rights Agreement. | Health Technology |
Wexford Capital LP
 Wexford Capital LP Investment ManagersFinance Wexford Capital LP (Wexford) is an independent, SEC-registered investment advisor headquartered in West Palm Beach, Florida with additional office in Stamford, Connecticut. The firm was founded by Charles Davidson, Joseph Jacobs and Robert Holtz in 1994. Wexford provides investment advice to a variety of private pooled investment vehicles over which the firm has discretionary trading authority. | Finance |
Ernst & Young LLP
 Ernst & Young LLP Miscellaneous Commercial ServicesCommercial Services Ernst & Young LLP engages in the provision of accounting, assurance, tax, transaction, and advisory services. It specializes in the actuarial, analytics and big data, cyber security, accounting compliance and reporting, center for board matters, international financial reporting standards, country tax advisory, global trade, tax accounting, and climate change and sustainability. The company was founded in 1989 and is headquartered in New York, NY. | Commercial Services |
Republic Airways Holdings, Inc.
 Republic Airways Holdings, Inc. AirlinesTransportation Republic Airways Holdings, Inc. engages in the provision of passenger airline services. It offers scheduled commercial passenger services through Chautauqua Airlines, Republic Airlines and Shuttle America subsidiaries. The company was founded in 1996 and is headquartered in Indianapolis, IN. | Transportation |
GalleryPlayer, Inc.
 GalleryPlayer, Inc. Tools & HardwareConsumer Durables GalleryPlayer provides expanded hardware services. It offers end-to-end solution for moving HD images onto CPRM supported devices. GalleryPlayer enables production, presentation, rights management, promotion and cross-platform distribution of HD- rights-protected imagery. The company was founded by Paul Brownlow & Scott E. Lipsky in January, 2003 and is located in Seattle, WA. | Consumer Durables |
Teledyne FLIR Detection, Inc.
Teledyne FLIR Detection, Inc. Aerospace & DefenseElectronic Technology Teledyne FLIR Detection, Inc. develops security related products. Its products include detectors, sensors and radars. The firm protects nuclear power plants, commercial and military seaports, navy vessels, the pentagon, natural gas storage systems, pipelines, shopping malls and subways, and detects chemical, biological, radiological, nuclear, and explosive materials. The company was founded in 1975 and is headquartered in Stillwater, OK. | Electronic Technology |
Rhino GP LLC
Rhino GP LLC Wholesale DistributorsDistribution Services Rhino GP LLC owns and operates coal reserves. The company is headquartered in Greenwich, CT. | Distribution Services |
Rhino Resource Partners LP
 Rhino Resource Partners LP CoalEnergy Minerals Rhino Resource Partners LP is a diversified coal producing limited partnership company, which focuses on coal and energy related assets and activities. It produces, processes and sells high quality coal of various steam and metallurgical grades from multiple coal producing basins in the U.S. It operates through the following four segments: Central Appalachia, Northern Appalachia, Rhino Western, and Illinois Basin. The Central Appalachia segment consists of Tug River and Rob Fork mining complexes. The Northern Appalachia segment comprises Hopedale mining complex, Sands Hill mining complex, and Leesville field. The Rhino Western segment includes the underground mine in the Western Bituminous region. The Illinois Basin segment covers the underground mine, preparation plant, and river loadout facility, a well as Taylorville field reserves. The company was founded on January 11, 2006 and is headquartered in Lexington, KY. | Energy Minerals |
Oilfield Management Services LLC
 Oilfield Management Services LLC Oilfield Services/EquipmentIndustrial Services Oilfield Management Services LLC is a diversified oilfield service company. It provides horizontal drilling and well stimulation services primarily in the onshore unconventional tight sands and shale oil and natural gas. The company operates through two segments: Completion & Production Services and Horizontal & Directional Drilling Services. The Completion & Production Services segment provides pressure pumping and pressure control services. The Horizontal & Directional Drilling Services segment is designed to drill unconventional wells. The company was founded on September 29, 2005 and is headquartered in Oklahoma City, OK. | Industrial Services |
Alvarez & Marsal, Inc.
 Alvarez & Marsal, Inc. Investment ManagersFinance Alvarez & Marsal, Inc. engages in the provision of consulting services. It offers business advisory, performance improvement, turnaround management, and interim management services. The company was founded by Antonio Clemente Alvarez II and is headquartered in New York, NY. | Finance |
Diamondback E&P LLC
Diamondback E&P LLC Oil & Gas ProductionEnergy Minerals Part of Diamondback Energy, Inc., Diamondback E&P LLC acquires, develops, explores, and exploits unconventional, onshore oil and natural gas reserves. The private company is based in Oklahoma City, OK. | Energy Minerals |
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