The highly experienced technical and financial team, has overseen 60+ mine builds and over US$200bn of mining sector transactions, and works in a close and collaborative manner with management teams to deliver optimal results
The Appian Team
Director of Mining
Ralph is Director of Mining for Appian Capital Advisory LLP. Ralph is based in London and is responsible for undertaking technical due diligence on mining projects, principally from an engineering and mining perspective, and portfolio company oversight.
Ralph has 30 years of experience in underground and surface mining operations from resource definition to production, predominantly within base and precious metals. Throughout the course of his operational and consulting career, he gained key skills in exploration, feasibility studies, planning, budgeting, development, equipment selection, financial modelling and mine management.
Prior to joining Appian, Ralph served an 8 -year tenure with AMEC, overseeing numerous PFS / DFS studies, reserve audits, technical reviews and due diligence. Previous to AMEC, Mr. Penner worked with Barrick Gold where he held various management and engineering roles in both operations and development, performing due diligence, feasibility studies and audit work.
Mr. Penner is a Fellow of the Australasian Institute of Mining and Metallurgy, holds an MBA from Tulane University, a Magíster en Administración (Maximum Distinction) from the Universidad de Chile, a BSc. (Honours) in Mining Engineering from Queen’s University, Canada and a Mining Technologist Diploma from the Haileybury School of Mines. He is fluent in English, Spanish and has basic French.