Jeffery Dean Tygesen
Corporate Officer/Principal at Society of Mining Engineers
Profile
Jeffery Dean Tygesen is a member of the Society of Mining Engineers and the Institute of Corporate Directors.
He was the Chief Executive Officer and Non-Independent Director of Turquoise Hill Resources Ltd.
from 2014 to 2018.
He was also a Non-Executive Director at SouthGobi Resources Ltd.
in 2014 and 2015.
He held positions at Oyu Tolgoi LLC, Rio Tinto Plc, and Diavik Diamond Mines (2012), Inc. Mr. Tygesen received undergraduate and graduate degrees from the College of Mines & Earth Sciences.
Jeffery Dean Tygesen active positions
Companies | Position | Start |
---|---|---|
Society of Mining Engineers
Society of Mining Engineers Miscellaneous Commercial ServicesCommercial Services Society of Mining Engineers represents all professions serving the mining, minerals and underground construction industries. Its memebers include engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Wapwallopen, PA. | Corporate Officer/Principal | - |
Institute of Corporate Directors
Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services The Institute of Corporate Directors is a not-for-profit, member-based association that serves as a resource and voice for directors and boards. The non-profit company is based in Toronto, Canada, and has subsidiaries in Canada. The ICD provides thought leadership through various publications and is a unified voice for directors. The Canadian company was founded by Brian J. Gibson, and Rahul K. Bhardwaj has been the CEO of the company since 2016. | Corporate Officer/Principal | - |
Former positions of Jeffery Dean Tygesen
Companies | Position | End |
---|---|---|
TURQUOISE HILL RESOURCES LTD. | Chief Executive Officer | 30/06/2018 |
SOUTHGOBI RESOURCES LTD. | Director/Board Member | 16/03/2015 |
Diavik Diamond Mines (2012), Inc.
Diavik Diamond Mines (2012), Inc. Other Metals/MineralsNon-Energy Minerals Diavik Diamond Mines (2012), Inc. operates and explores diamond mines. Its operations include mining, dikes, processing, infrastructure, ice road and exploration. The company was founded in 1996 and is headquartered in Yellowknife, Canada. | Corporate Officer/Principal | - |
Oyu Tolgoi LLC
Oyu Tolgoi LLC Other Metals/MineralsNon-Energy Minerals Oyu Tolgoi LLC engages in the exploration and development of mineral reserves. It focuses on copper and gold mining. The company was founded in 2012 and is headquartered in Ulaanbaatar, Mongolia. | Director/Board Member | - |
RIO TINTO PLC | Corporate Officer/Principal | - |
Training of Jeffery Dean Tygesen
College of Mines & Earth Sciences | Graduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
Listed companies | 2 |
---|---|
RIO TINTO PLC | Non-Energy Minerals |
SOUTHGOBI RESOURCES LTD. | Energy Minerals |
Private companies | 5 |
---|---|
Turquoise Hill Resources Ltd.
Turquoise Hill Resources Ltd. Other Metals/MineralsNon-Energy Minerals Turquoise Hill Resources Ltd. engages in the exploration and development of mineral properties. It focuses on the Oyu Tolgoi Copper-Gold Mine located in southern Mongolia. The company was founded by Robert Martin Friedland on January 25, 1994 and is headquartered in Montreal, Canada. | Non-Energy Minerals |
Diavik Diamond Mines (2012), Inc.
Diavik Diamond Mines (2012), Inc. Other Metals/MineralsNon-Energy Minerals Diavik Diamond Mines (2012), Inc. operates and explores diamond mines. Its operations include mining, dikes, processing, infrastructure, ice road and exploration. The company was founded in 1996 and is headquartered in Yellowknife, Canada. | Non-Energy Minerals |
Society of Mining Engineers
Society of Mining Engineers Miscellaneous Commercial ServicesCommercial Services Society of Mining Engineers represents all professions serving the mining, minerals and underground construction industries. Its memebers include engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Wapwallopen, PA. | Commercial Services |
Institute of Corporate Directors
Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services The Institute of Corporate Directors is a not-for-profit, member-based association that serves as a resource and voice for directors and boards. The non-profit company is based in Toronto, Canada, and has subsidiaries in Canada. The ICD provides thought leadership through various publications and is a unified voice for directors. The Canadian company was founded by Brian J. Gibson, and Rahul K. Bhardwaj has been the CEO of the company since 2016. | Commercial Services |
Oyu Tolgoi LLC
Oyu Tolgoi LLC Other Metals/MineralsNon-Energy Minerals Oyu Tolgoi LLC engages in the exploration and development of mineral reserves. It focuses on copper and gold mining. The company was founded in 2012 and is headquartered in Ulaanbaatar, Mongolia. | Non-Energy Minerals |
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