Leadership

Management Team

Calum Semple

Calum Semple

Executive Chair

Mr. Semple is a C-suite executive and board member with 35 years of broad global operating experience involved in numerous start-ups, mergers and growth scenarios in leadership roles in industry, and as Global Lead of the Mining Consulting practice at PwC. He joined RCF in 2021, having led the successful turnaround of TMAC Resources as a Director and EVP Operations, and is responsible for technical due diligence on new investments and provides support to PE portfolio company boards and management teams and their operations. 

Claudine Lee

VP CSR

Ms. Lee joined NorZinc in February 2021 as the VP of Corporate Social Responsibility She was most recently Head of Health, Safety, Environment Communities and Training at Dominion Diamond Mines. In this position, she was responsible for the implementation and maintenance of Dominion’s Health, Safety, Risk and Hygiene and Environment programs and policies ensuring compliance with all federal and territorial regulations. Ms. Lee holds a MSc in Geology/Environmental Geochemistry from Queen’s University and an Honours BSc in Geology and Environmental Science. She started her career as an Exploration Geologist. 

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Board of Directors

Calum Semple

Director

Mr. Semple is a C-suite executive and board member with 35 years of broad global operating experience involved in numerous start-ups, mergers and growth scenarios in leadership roles in industry, and as Global Lead of the Mining Consulting practice at PwC. He joined RCF in 2021, having led the successful turnaround of TMAC Resources as a Director and EVP Operations, and is responsible for technical due diligence on new investments and provides support to PE portfolio company boards and management teams and their operations. 

Calum Semple

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