Ulrich Ernst

President and CEO

Ulrich Ernst has worked in the field of hightech, real estate and mineinvestment for more than 40 years. During his extensive career he has managed and led several high-growth companies and has a long track record of success. He has also held several senior positions in public listed companies and worked as a management and financial consultant for years. Mr Ernst holds an MBA from the University of Zurich.

Christoph von Aesch


Christoph von Aesch brings extensive experience in mergers, acquisitions, and financing as well as establishment of global finance, risk management and tax functions. He most recently held the role as Group Assurance Officer at gategroup, the world's leading airline caterer. Prior to that, he was CFO of Capri Sun and held several senior leadership roles at Wild Flavors, Orascom Development as well as KPMG in Switzerland and Australia. Mr. von Aesch holds an MBA from the University of Zurich and is a Swiss Certified Public Accountant.


Serhat Yilmaz


Serhat Yilmaz has 15 years of experience in communication, marketing and project management. At Metro AG, he rose to department management within a few years. His successful founding of three start-ups left a lasting mark in the IT, media and clothing sectors. With experience as a marketing manager of global projects, he has been involved in the field of E-mobility since 2019. This also included working as CMO at Quantron AG and as CMO and CBDO at Framo.

Paul Schlatter

CDO and CEO Blackstone Resources Chile SpA

Paul Schlatter has extensive experience in the mining sector and has managed projects throughout the exploration, evaluation and production phases. This includes designing and implementing exploration work programmes, obtaining environmental permits and seeing projects through to production. Mr Schlatter graduated in business administration at the University of Gabriela Mistral in Chile and the University St. Gallen. He also studied environmental consultancy at University St. Gallen and EMPA and is an active member of the Peruvian Institute of Mining Engineers.

Dr. David Flaschenträger

CTDO, Project and Product Management

Dr.-Ing. David Flaschenträger has many year of experience in the battery field, which he gained in leading positions at companies such as BMZ GmbH, E-Force One AG and Quantron AG. He was responsible for projects and products for energy storage systems for mobile applications from the initial concept to mass production. After receiving his M.Sc. in mechanical and process engineering at the Technical University of Darmstadt, he was with the Fraunhofer-Gesellschaft for about 10 years, by which time he received his doctoral degree in the field of technical reliability.

Mohammed Yagoub


Mr Yagoub Mohammed has almost 10 years experience in Trading of commodities as Agri Commodities, Fertilizers, and mining products. He holds role of trader with such companies as Aman Lubrifiant, Keytrade Africa where he was responsible for trading for several countries. Before joining Blackstone Resources, Mr Yagoub Mohammed worked as independent consultant and managed successful trade in oil, Advised Ecom International for them trading positions and tenders procurement for West and East Africa. Mr Yagoub Mohammed have an intensive experience with African, Latin American and Russian Market and can trade in Arabic, English, Russian, French, and Italian.

Michael Hingst


Michael Hingst holds an MBA from the University of Hamburg. He has over 30 years’ experience in mining and commercial activities. He has been the CEO of Gold Mining Projects Beteiligungs-AG since 2009. He has also held a number of senior management positions in other firms and has worked as a financial, administrative and marketing consultant for a number of companies.

Ingo Meyer


Ingo Meyer has over 30 years experience in mining and commercial activities. He held the position of COO and CTO at Gold Mining Projects Beteiligungs-AG since 2009. He has also held several senior positions and acted as a senior marketing consultant for a number of firms.

Helmut Bornhalm

Investor relations

Helmut Bornhalm has 30 years experience in marketing and communications and has held a number of senior management positions in Swiss companies. Helmut holds the designation of Degree of Financial and Stock Advisor (DTV).

Holger Gritzka

CEO Blackstone Technology

Dipl. Ing. Holger Gritzka studied electrical and communications engineering at the Technical University of Dresden. He was the co-founder and Managing Director of TerraE Holdings and TerraE Engineering GmbH. Prior to that, he was Head of Battery Plant Technologies at thyssenkrupp System Engineering GmbH, Sales Manager at battery cell manufacturer Li-Tec and Head of Sales & Business Development, Central Europe at Marconi Communications GmbH.

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