![R. Grimes](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>)
R. Grimes
Chief Executive Officer at
Hamilton Group (Texas)
Net worth: 29 $ as of 31/05/2026
Profile
R.
Keith Grimes currently works at New Tech Global Ventures LLC, as Chief Executive Officer from 2022, Hamilton Group (Texas), as Chief Executive Officer from 2008, Society of Petroleum Engineers, Inc., as Member, and Sierra Hamilton LLC, as President from 2008.
Mr. Grimes also formerly worked at Hamilton Engineering, Inc., as Chief Executive Officer from 2008 to 2014, Expro International Group Ltd., as Director-Eastern Hemisphere Region, Houston American Energy Corp., as Independent Director from 2012 to 2025, and PowerWell Services, Inc., as Chief Operating Officer.
Mr. Grimes received his undergraduate degree in 1980 from Texas Tech University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 17/07/2020 | 25 ( -.--% ) | 29 $ | 31/05/2026 |
R. Grimes active positions
| Companies | Position | Start |
|---|---|---|
Hamilton Group (Texas)
 Hamilton Group (Texas) Oil & Gas ProductionEnergy Minerals Provides consulting and engineering services to oil and gas exploration and production companies | Chief Executive Officer | 03/12/2009 |
Society of Petroleum Engineers, Inc.
 Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Provides petroleum engineering services | Corporate Officer/Principal | - |
Sierra Hamilton LLC
 Sierra Hamilton LLC Oilfield Services/EquipmentIndustrial Services Provides outsourced engineering, technology solutions and on-site supervision services to the oil and gas industry | President | 01/03/2008 |
New Tech Global Ventures LLC
 New Tech Global Ventures LLC Engineering & ConstructionIndustrial Services Provides engineering consulting and site supervisory services | Chief Executive Officer | 01/01/2020 |
Former positions of R. Grimes
| Companies | Position | End |
|---|---|---|
| ABUNDIA GLOBAL IMPACT GROUP INC. | Director/Board Member | 01/08/2025 |
Hamilton Engineering, Inc.
 Hamilton Engineering, Inc. Engineering & ConstructionIndustrial Services Provides engineering services | Chief Executive Officer | 01/01/2014 |
| EXPRO INTERNATIONAL GROUP PLC | Corporate Officer/Principal | - |
PowerWell Services, Inc.
 PowerWell Services, Inc. Oilfield Services/EquipmentIndustrial Services Provides well testing tools, data acquisition, and analysis systems for the oil and gas industries | Chief Operating Officer | - |
Training of R. Grimes
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
77
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Abundia Global Impact Group, Inc.
 Abundia Global Impact Group, Inc. Oil & Gas ProductionEnergy Minerals Engages in development, exploration, exploitation, acquisition and production of natural gas and crude oil properties | Energy Minerals |
Expro International Group Ltd.
 Expro International Group Ltd. Integrated OilEnergy Minerals Explores and develops oil and gas properties | Energy Minerals |
PowerWell Services, Inc.
PowerWell Services, Inc. Oilfield Services/EquipmentIndustrial Services Provides well testing tools, data acquisition, and analysis systems for the oil and gas industries | Industrial Services |
Texas Tech University
 Texas Tech University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Hamilton Engineering, Inc.
Hamilton Engineering, Inc. Engineering & ConstructionIndustrial Services Provides engineering services | Industrial Services |
Society of Petroleum Engineers, Inc.
Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Provides petroleum engineering services | Industrial Services |
New Tech Global Ventures LLC
New Tech Global Ventures LLC Engineering & ConstructionIndustrial Services Provides engineering consulting and site supervisory services | Industrial Services |
Hamilton Group (Texas)
Hamilton Group (Texas) Oil & Gas ProductionEnergy Minerals Provides consulting and engineering services to oil and gas exploration and production companies | Energy Minerals |
Sierra Hamilton LLC
Sierra Hamilton LLC Oilfield Services/EquipmentIndustrial Services Provides outsourced engineering, technology solutions and on-site supervision services to the oil and gas industry | Industrial Services |
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