Mario Ruygrok
Corporate Officer/Principal chez Human Sciences Research Council
Profil
Mario Ruygrok currently works at Human Sciences Research Council, as Member.
Mr. Ruygrok also formerly worked at The National Geographic Society, Inc., as Principal and Theta Gold Mines Ltd., as Group Geologist from 2012 to 2015.
Mr. Ruygrok received his graduate degree in 1992 from the University of Johannesburg.
Postes actifs de Mario Ruygrok
| Sociétés | Poste | Début |
|---|---|---|
| Human Sciences Research Council | Corporate Officer/Principal | - |
Anciens postes connus de Mario Ruygrok
| Sociétés | Poste | Fin |
|---|---|---|
| THETA GOLD MINES LIMITED | Corporate Officer/Principal | 30/11/2015 |
The National Geographic Society, Inc.
 The National Geographic Society, Inc. Miscellaneous Commercial ServicesCommercial Services The National Geographic Society, Inc. operates as a non-profit scientific and educational institution. Its interests include geography, archeology and natural science, and the promotion of environmental and historical conservation. The company was founded in 1888 and is headquartered in Washington, DC. | Corporate Officer/Principal | - |
Formation de Mario Ruygrok
| University of Johannesburg | Graduate Degree |
Expériences
Fonctions occupées
Relations
Relations au 1er degré
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Sociétés cotées | 1 |
|---|---|
| THETA GOLD MINES LIMITED | Non-Energy Minerals |
| Entreprise privées | 2 |
|---|---|
The National Geographic Society, Inc.
The National Geographic Society, Inc. Miscellaneous Commercial ServicesCommercial Services The National Geographic Society, Inc. operates as a non-profit scientific and educational institution. Its interests include geography, archeology and natural science, and the promotion of environmental and historical conservation. The company was founded in 1888 and is headquartered in Washington, DC. | Commercial Services |
| Human Sciences Research Council |
