![Greg Marken](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>)
Greg Marken
President at
Marshall Mine LLC
Profile
Greg P.
Marken is currently the Director & Treasurer at Arq Solutions (ES), Inc., the Director at Tinuum Group LLC, a Member of The American Institute of Certified Public Accountants, a Member of the Colorado Society of Certified Public Accountants, Inc., and the President & Treasurer of Marshall Mine LLC.
Previously, he held the positions of President, Chief Executive Officer & Treasurer at Arq, Inc. from 2015 to 2023, and Senior Manager at Ernst & Young LLP from 2005 to 2015.
He obtained his undergraduate and graduate degrees from Texas A&M University.
Greg Marken active positions
| Companies | Position | Start |
|---|---|---|
Arq Solutions (ES), Inc.
 Arq Solutions (ES), Inc. Chemicals: SpecialtyProcess Industries Provides environmental technologies and specialty chemicals | Director/Board Member | - |
Colorado Society of Certified Public Accountants, Inc. | Corporate Officer/Principal | - |
The American Institute of Certified Public Accountants
 The American Institute of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Association of accountants | Corporate Officer/Principal | - |
Tinuum Group LLC
 Tinuum Group LLC Industrial SpecialtiesProcess Industries Manufactures and refines coal products | Director/Board Member | 2020-06-30 |
Marshall Mine LLC
 Marshall Mine LLC CoalEnergy Minerals Provides coal mining services | President | - |
Former positions of Greg Marken
| Companies | Position | End |
|---|---|---|
| ARQ, INC. | Chief Executive Officer | 2023-07-16 |
Ernst & Young LLP
 Ernst & Young LLP Miscellaneous Commercial ServicesCommercial Services Provides assurance, auditing, tax, legal, technology and consulting & managed services | Corporate Officer/Principal | 2014-12-31 |
Training of Greg Marken
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
98
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Ernst & Young LLP
Ernst & Young LLP Miscellaneous Commercial ServicesCommercial Services Provides assurance, auditing, tax, legal, technology and consulting & managed services | Commercial Services |
Arq Solutions (ES), Inc.
Arq Solutions (ES), Inc. Chemicals: SpecialtyProcess Industries Provides environmental technologies and specialty chemicals | Process Industries |
Arq, Inc.
 Arq, Inc. Chemicals: Major DiversifiedProcess Industries Manufactures and sells activated carbons and chemicals | Process Industries |
The American Institute of Certified Public Accountants
The American Institute of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Association of accountants | Commercial Services |
Texas A&M University
 Texas A&M University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Colorado Society of Certified Public Accountants, Inc. | |
Tinuum Group LLC
Tinuum Group LLC Industrial SpecialtiesProcess Industries Manufactures and refines coal products | Process Industries |
Marshall Mine LLC
Marshall Mine LLC CoalEnergy Minerals Provides coal mining services | Energy Minerals |
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