Historique de carrière de Estuardo Alvarez-Calderon
Anciens postes connus de Estuardo Alvarez-Calderon
| Sociétés | Poste | Début | Fin |
|---|---|---|---|
| PETROTAL CORP. | Directeur des opérations | 18/12/2017 | - |
| Corporate Officer/Principal | - | 31/05/2021 | |
| BPZ Energy, Inc. /Old/ | Corporate Officer/Principal | - | - |
Sterling Resources Ltd.
 Sterling Resources Ltd. Oil & Gas ProductionEnergy Minerals Sterling Resources Ltd. engages in the exploration, appraisal, and development of crude oil and natural gas. It focuses on Peru, South America, in the Bretaña oil field. The company was founded by Robert G. Welty on August 31, 1979 and is headquartered in Houston, TX. | Directeur des opérations | - | - |
Statistiques
Internationale
| Etats-Unis | 3 |
| Canada | 2 |
Opérationnelle
| Chief Operating Officer | 2 |
| Corporate Officer/Principal | 2 |
Sectorielle
| Energy Minerals | 4 |
Fonctions occupées
Actives
Inactives
Sociétés cotées
Entreprise privées
Sociétés liées
| Sociétés cotées | 1 |
|---|---|
| PETROTAL CORP. | Energy Minerals |
| Entreprise privées | 2 |
|---|---|
Sterling Resources Ltd.
Sterling Resources Ltd. Oil & Gas ProductionEnergy Minerals Sterling Resources Ltd. engages in the exploration, appraisal, and development of crude oil and natural gas. It focuses on Peru, South America, in the Bretaña oil field. The company was founded by Robert G. Welty on August 31, 1979 and is headquartered in Houston, TX. | Energy Minerals |
| BPZ Energy, Inc. /Old/ | Energy Minerals |
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