Guillermo Martinez
Founder at Libnova SL
Guillermo Martinez active positions
| Companies | Position | Start | End |
|---|---|---|---|
CEMEX Materials LLC
 CEMEX Materials LLC Construction MaterialsNon-Energy Minerals Cemex Materials LLC produces, distributes and markets cement, ready-mix concrete, aggregates and related building materials. The company was founded in 1963 and is headquartered in West Palm Beach, FL. | Corporate Officer/Principal | - | - |
Mitsui E&P USA LLC
 Mitsui E&P USA LLC Integrated OilEnergy Minerals Part of Mitsui & Co., Ltd., Mitsui E&P USA LLC engages in oil and gas exploration and production services. The company is based in Houston, TX. Kazuhiko Gomi has been the CEO of the company since 2019. | Chief Operating Officer | 2018-12-31 | - |
| Libnova SL | Founder | 2008-12-31 | - |
| Corporate Officer/Principal | 2008-12-31 | - |
Career history of Guillermo Martinez
Former positions of Guillermo Martinez
| Companies | Position | Start | End |
|---|---|---|---|
| GULFPORT ENERGY CORPORATION | Director/Board Member | 2021-05-16 | - |
| Independent Dir/Board Member | 2021-05-16 | - |
Training of Guillermo Martinez
| Rice University | Masters Business Admin |
| University of Texas at El Paso | Undergraduate Degree |
Statistics
International
| United States | 6 |
| Spain | 2 |
Operational
| Corporate Officer/Principal | 2 |
| Director/Board Member | 1 |
| Independent Dir/Board Member | 1 |
Sectoral
| Energy Minerals | 3 |
| Consumer Services | 3 |
| Non-Energy Minerals | 2 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Listed companies | 1 |
|---|---|
| GULFPORT ENERGY CORPORATION | Energy Minerals |
| Private companies | 3 |
|---|---|
CEMEX Materials LLC
CEMEX Materials LLC Construction MaterialsNon-Energy Minerals Cemex Materials LLC produces, distributes and markets cement, ready-mix concrete, aggregates and related building materials. The company was founded in 1963 and is headquartered in West Palm Beach, FL. | Non-Energy Minerals |
Mitsui E&P USA LLC
Mitsui E&P USA LLC Integrated OilEnergy Minerals Part of Mitsui & Co., Ltd., Mitsui E&P USA LLC engages in oil and gas exploration and production services. The company is based in Houston, TX. Kazuhiko Gomi has been the CEO of the company since 2019. | Energy Minerals |
| Libnova SL | Technology Services |
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- Guillermo Martinez
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