![Mark Plaumann](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Mark Plaumann
Directeur/Membre du Conseil chez
DIAMONDBACK ENERGY, INC.
Fortune : 3 M $ au 31/05/2026
Profil
Mr. Mark L.
Plaumann is an Independent Director at Mammoth Energy Services, Inc., an Independent Director at Diamondback Energy, Inc., an Independent Director at Rhino GP LLC, a Managing Member at Greyhawke Capital Advisors LLC and a Manager at Whisper Manager LLC.
He is on the Board of Directors at Mammoth Energy Services, Inc., Diamondback Energy, Inc., Rhino GP LLC, Diamondback E&P LLC and UCF Foundation, Inc. Mr. Plaumann was previously employed as an Independent Director by Rhino Resource Partners LP, an Independent Director by Republic Airways Holdings, Inc. (Old), a Senior Vice President by Wexford Capital LP, a Managing Director by Alvarez & Marsal, Inc., a President by American Healthcare Management, Inc., a Senior Manager by Ernst & Young LLP, and an Owner by Evwest LLC.
He also served on the board at ICX Corp., FLIR Detection, Inc., Elcotel, Inc., CellMetrix, Inc., GalleryPlayer, Inc. and Oilfield Management Services LLC.
He received his undergraduate degree from the University of Central Florida and an MBA from the University of Central Florida.
Détentions connues dans des sociétés publiques
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
| 09/06/2026 | 13 437 ( 0 % ) | 3 M $ | 31/05/2026 |
Postes actifs de Mark Plaumann
| Sociétés | Poste | Début |
|---|---|---|
| DIAMONDBACK ENERGY, INC. | Directeur/Membre du Conseil | 01/10/2012 |
| MAMMOTH ENERGY SERVICES, INC. | Directeur/Membre du Conseil | 11/06/2025 |
Rhino GP LLC
 Rhino GP LLC Wholesale DistributorsDistribution Services Owns and operates coal reserves | Directeur/Membre du Conseil | 04/10/2010 |
UCF Foundation, Inc.
 UCF Foundation, Inc. Miscellaneous Commercial ServicesCommercial Services Provides fund raising services | Directeur/Membre du Conseil | - |
Diamondback E&P LLC
 Diamondback E&P LLC Oil & Gas ProductionEnergy Minerals Operates as an oil and natural gas exploration company | Directeur/Membre du Conseil | - |
Whisper Manager LLC | Corporate Officer/Principal | - |
Greyhawke Capital Advisors LLC
 Greyhawke Capital Advisors LLC Hotels/Resorts/Cruise linesConsumer Services Greyhawke Capital Advisors LLC is a private company based in Stamford, CT. The company was founded by Mark Lawrence Plaumann. | Fondateur | 01/03/1998 |
Anciens postes connus de Mark Plaumann
| Sociétés | Poste | Fin |
|---|---|---|
| REPUBLIC AIRWAYS HOLDINGS INC. | Directeur/Membre du Conseil | 01/04/2017 |
| RHINO RESOURCE PARTNERS L.P. | Directeur/Membre du Conseil | 17/03/2016 |
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Formation de Mark Plaumann
Expériences
Fonctions occupées
Actives
Inactives
Sociétés cotées
Entreprise privées
Relations
69
Relations au 1er degré
21
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Entreprise privées | 21 |
|---|---|
American Healthcare Management, Inc.
 American Healthcare Management, Inc. Hospital/Nursing ManagementHealth Services Health care facilities | Health Services |
Elcotel, Inc.
 Elcotel, Inc. Telecommunications EquipmentElectronic Technology Designs, develops and manufactures microprocessor-based smart payphones | Electronic Technology |
CellMetrix, Inc.
 CellMetrix, Inc. Medical SpecialtiesHealth Technology Manufactures surgical and medical instruments and apparatus | Health Technology |
Wexford Capital LP
 Wexford Capital LP Investment ManagersFinance Wexford is a value-oriented multi-strategy investor that captures risk-adjusted returns across public and private markets. The firm buys high quality assets at dislocated prices. They have particular expertise in investing in the following sectors: bankruptcy/distressed, energy/natural resources, real estate, technology/telecommunication, and transportation. | Finance |
Ernst & Young LLP
 Ernst & Young LLP Miscellaneous Commercial ServicesCommercial Services Provides assurance, auditing, tax, legal, technology and consulting & managed services | Commercial Services |
Republic Airways Holdings, Inc.
 Republic Airways Holdings, Inc. AirlinesTransportation Operates as an regional airline company | Transportation |
GalleryPlayer, Inc.
 GalleryPlayer, Inc. Tools & HardwareConsumer Durables Provides expanded hardware coverage services | Consumer Durables |
Rhino Resource Partners LP
 Rhino Resource Partners LP CoalEnergy Minerals Produces and markets coal from surface and underground mines | Energy Minerals |
Diamondback Energy, Inc.
 Diamondback Energy, Inc. Oil & Gas ProductionEnergy Minerals Engages in acquisition, development, exploration and exploitation of onshore oil and natural gas properties | Energy Minerals |
Teledyne FLIR Detection, Inc.
 Teledyne FLIR Detection, Inc. Aerospace & DefenseElectronic Technology Develops security related products | Electronic Technology |
ICX Corp.
 ICX Corp. Finance/Rental/LeasingFinance Leases data processing/telephone equi | Finance |
University of Central Florida
 University of Central Florida Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Alvarez & Marsal, Inc.
 Alvarez & Marsal, Inc. Investment ManagersFinance Provides financial consulting services | Finance |
Greyhawke Capital Advisors LLC
Greyhawke Capital Advisors LLC Hotels/Resorts/Cruise linesConsumer Services Greyhawke Capital Advisors LLC is a private company based in Stamford, CT. The company was founded by Mark Lawrence Plaumann. | Consumer Services |
Rhino GP LLC
Rhino GP LLC Wholesale DistributorsDistribution Services Owns and operates coal reserves | Distribution Services |
Oilfield Management Services LLC
 Oilfield Management Services LLC Oilfield Services/EquipmentIndustrial Services Provides oil field services | Industrial Services |
UCF Foundation, Inc.
UCF Foundation, Inc. Miscellaneous Commercial ServicesCommercial Services Provides fund raising services | Commercial Services |
Diamondback E&P LLC
Diamondback E&P LLC Oil & Gas ProductionEnergy Minerals Operates as an oil and natural gas exploration company | Energy Minerals |
Whisper Manager LLC | |
Mammoth Energy Services, Inc.
 Mammoth Energy Services, Inc. Oilfield Services/EquipmentIndustrial Services Provides oilfield support and utilities construction services | Industrial Services |
Evwest LLC
 Evwest LLC Wholesale DistributorsDistribution Services Supplies electric car parts, components, conversion kits and charging station solutions | Distribution Services |
