Sam Riggall

Clean TeQ Holdings Limited

Image: Sam  Riggall

Sam Riggall is the chairman of Clean TeQ Holdings Ltd. He was previously executive VP of business development and strategic planning at Ivanhoe Mines and before that worked for over a decade at Rio Tinto in a variety of roles. He led the Oyu Tolgoi Investment Agreement negotiations with the government of Mongolia for Rio Tinto and Ivanhoe Mines to develop one of the world's largest copper-gold mines. Riggall is a director of Syrah Resources Ltd., which is currently constructing the world's largest graphite mine in Africa. A graduate of the University of Melbourne, he was awarded bachelor's degrees in commerce and law.

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