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CEO based full time in Kazakhstan supported by a team with 70 years’ experience managing exploration for Kazakhstan’s largest explorers

Sandy Barblett

Non-executive Chairman

Sandy is a London-based corporate financier and has been involved in mining and metals for almost 20 years. He is a co-founder of AIM-listed Capital Metals plc. Previously, he spent 10 years in senior management for former FTSE 250 technology company Pace plc. Sandy has a Bachelor of Business from Curtin University of Technology in Perth, and a Bachelor of Laws from the University of Queensland.

image 066 ofAlex Walker of East Star Resource on the 19th of April 2023bw.jpg

Alex Walker

CEO & Director


Alex is a mining investment banker and resources executive based full-time in Almaty, Kazakhstan. Originally from Australia, Alex has more than 15 years of mining finance and management experience and was co-founder and GM of ASX-listed ScandiVanadium. Alex has an MSc in Mineral and Energy Economics, a GDip in Applied Finance and Investment, a Bcomm, a BSocSci, a GAICD, and is a former Captain in the Australian Army Reserves.


David Minchin

Non-executive Director


David was a geologist for Rio Tinto, the British Geological Survey and ICL-Boulby. He was a Principal Geologist for AMED Funds - partly responsible for investing and monitoring $450 million in projects. David is also CEO of Helium One Global and previous Managing Director of ASX-listed ScandiVanadium.


Anthony Eastman

Non-executive Director


Anthony is a London based accountant and member of the Chartered Accountants of Australia and New Zealand and the Institute of Chartered Accountants of England and Wales. He is a Partner at Orana Corporate LLP and has over 20 years’ experience in financial management and corporate advisory services including with Ernst & Young and CalEnergy Gas.

Management & Advisors

Vladimir Kroupnik

Resource and Production Advisor


Vladimir is a highly experienced mine geologist, operating in Kazakhstan since 1996. He is a Principal Geologist for Altynalmas, Kazakhstan’s largest privately owned gold producer, and was the former Head of Mine Planning and Resource Modelling for Kazakhmys Corporation. Vladimir has been a senior mine geologist at some of Australia’s most iconic gold mines, including Minjar, Big Bell and Lawlers (Homestake/ Plutonic). He holds a bachelor’s degree and numerous qualifications relating to mineral and mine modelling.


Dr Rainer Ellmies

Founder and Technical Advisor


Rainer has 30 years’ experience in senior roles in academia and exploration. His conceptual thinking led to significant discoveries including the largest cobalt deposit outside of DRC. He runs a mining division of a Family Office with several operating mines and exploration projects. He has managed TSX and ASX listed companies in southern Africa.


Melvin Yeo

Legal Advisor


Melvin is a commercial lawyer and entrepreneur with over 20 years’ experience. He has been involved in numerous corporate transactions as principal/director or lead/sole counsel, with deal values from $1m to >$1bn. Melvin has co-founded multiple mineral explorers in Africa, LatAm, Central Asia and Europe - some have become listed in Australia and Canada.

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