Ramelius Resources Ltd - Company Profile
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The following section provides information on Ramelius Resources Ltd’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Ramelius Resources Ltd's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Mark Zeptner
Chief Executive Officer; Director; Managing Director Executive BoardMr. Mark Zeptner has been the Managing Director, Chief Executive Officer, and a Director of the company since 2015. Prior to this, he served as the Chief Operating Officer of the company. He held senior operational and management positions at WMC and Gold Fields Limited.
Darren Millman
Chief Financial Officer Senior ManagementMr. Darren Millman has been the Chief Financial Officer of the company since 1 May 2024. Prior to this, he served as the Vice President of Finance and Treasurer at Centerra Gold. Mr. Millman was the General Manager of Finance and Secretary at Ivanhoe Australia from 2007 until 2012. He also served as a Senior Manager at KPMG in Canada.
Tim Hewitt
Chief Operating Officer Senior ManagementMr. Tim Hewitt has been the Chief Operating Officer of the company since 2025. Prior to this, he served as the General Manager at several sites and Vice President of Technical Services and Mining at Gold Fields Limited.
Peter Ruzicka
Executive General Manager-Exploration Senior ManagementMr. Peter Ruzicka has been an Executive General Manager of Exploration at the company since 2021. He holds over 20 years of expertise in the mining industry. Most recently, he served as the General Manager of Geology and Exploration at Norton Gold Fields Pty Ltd. He also held senior and managerial positions at Sons of Gwalia Ltd and Dominion Mining Ltd.
Alan Thom
Chief Development Officer Senior ManagementMr. Alan Thom has been the Chief Development Officer of the company since 2025. Prior to this, he held senior positions in global majors such as Newmont and Northern Star Resources with roles ranging from mine management, project and operational development to key roles in significant M&A transactions. He had worked on projects and operations across Australia, New Zealand, Africa, Asia and North America.
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