Mario Ruygrok
Corporate Officer/Principal at Human Sciences Research Council
Profile
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.
Mario Ruygrok active positions
| Companies | Position | Start |
|---|---|---|
| Human Sciences Research Council | Corporate Officer/Principal | - |
Former positions of Mario Ruygrok
| Companies | Position | End |
|---|---|---|
| THETA GOLD MINES LIMITED | Corporate Officer/Principal | 2015-11-29 |
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 | - |
Training of Mario Ruygrok
| University of Johannesburg | Graduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| THETA GOLD MINES LIMITED | Non-Energy Minerals |
| Private companies | 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 |
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