Presently, Ulf Quellmann is Chief Executive Officer & Non-Independent Director at Turquoise Hill Resources Ltd.

He is also on the board of Spectris Plc, Rio Tinto Diamonds Ltd. and Oyu Tolgoi LLC.

In his past career he occupied the position of Managing Director-Vauxhall Master Hire at Leamington Spa Orthodontics Ltd., VP-Strategic Projects, Copper & Diamonds at Rio Tinto Plc, Chief Pension Investment Officer at General Motors of Canada Co. and Vice President-IR & Media Relations at Alcan, Inc.

He received an MBA from London Business School.