TMG has a senior management team who are highly skilled and experienced in the exploration, development and operation of gold mines to support the Company into achieving positive social and environmental change supported by the board of directors.

Board of Directors

Dr John C. George


George Val

Dr John C. George has had over twenty one (21) years managerial experience in the energy-saving glass processing industry in Europe and exploration/mining of gold deposits in Africa. He is currently the CEO of ROTEX Group of Companies with affiliate companies like ROTEX Capital Limited (Nigeria), ROTEX Glass Ltd (Nigeria), ROTEX Minerals Limited (UK), European Realty Limited (Ukraine), Tree Mines Global Limited (W. Africa), amongst others.

In recent time, he has been actively involved in public service activities such as:

  • Co-convener of global Nigerian Diaspora Forum (2010-2011)
  • Chairman of the Executive Board of Nigerians in Diaspora Organization Europe (NIDOE) (2007-2009)
  • Vice President of the International centre for legal support for foreigners in Ukraine (2007-2017)
  • Trustee at the Ken Nnamani Centre for Leadership Development Nigeria (2008-2009)
  • Member, Advisory Board, Nigerians in Diaspora Organization Europe (NIDOE) (2016-2019)
  • He was awarded an African Achiever in Europe in 2013.
  • He was honored by BBI UK in recognition of monumental contribution to community, cohesion and development (2018).
Engr. Anthony A. Madagua

Engr. Anthony A. Madagua


MadaguaEngr. Anthony A. Madagua holds a Master’s degree in Chemical Engineering from Lvov State Polytechnic Institute Lvov Ukraine. He returned to Nigeria in 1979 after leaving the then Soviet Union. After the National Youth Service with the Nigerian National Petroleum Corporation, he joined the Delta Steel Company Limited in 1980 where he rose through the ranks to become the Deputy Managing Director/Chief Executive Officer in 2003. His  40 years experience spans across
in Project Management, operations and maintenance management in the Steel and allied industry and development of power plant projects.

After the privatization of the Delta Steel Company to Global Infrastructures Nigeria Limited in 2005, he served as Executive
Director (Projects) and was on the Boards of Directors of the Delta Steel Company Plc at various times and Global Infrastructures Nigeria Limited. He was also at a time the Chairman Board of Directors MECON Nigeria Limited- a multinational engineering consultancy organization. He also worked with ETA-Zuma Group West Africa Limited as the Group Executive Director (Projects) where he led the project team made up of Nigerians, Ukrainian and Indian expatriates in the implementation of the Coal to Power Project which included the development of Zuma Coal Mine Okobo, Zuma Limestone Project Ekirin-Adde and the 1200MW Coal-Fired Power Plant Project Itobe all in Kogi State
Engr. Madagua is a member of the Nigerian Society of Engineers and Fellow of the Nigerian Metallurgical Society. He has many publications and he is the author of the books “The Betrayal of the Nigerian Steel Dream- Delta Steel Company Saga” and “Who says Government has no Business in Business”.

Engr. Anthony A. Madagua served on the 4-man Ministerial Panel for the Review of 2018 Technical Audit of the Ajaokuta Steel Plant. He is a regular contributor to national discourse on steel, energy and allied matters and currently the Managing Director of Peatts Engineering and Development Company, Abuja.

Chika Mbah. MD.


A managing partner of Tree Mines Global – TMG, Dr Chika is a Nigerian-born British and Canadian physician. Dr Chika holds an M.D General Medicine degree from Kharkov State Medical University Ukraine 2007 and he currently resides and works in Greater Toronto, Canada. He is an entrepreneur and before assuming his role of Managing Director of Tree Mines Global, Dr Chika served as the Managing Director of Jade Blossom Care Homes in Leicestershire UK.

He has more than 10 years of experience in team partnership and leadership within General Practice Surgeries which involves the deployment of a forward-looking strategy, scrutinising the team’s performance and analytical thinking as well as ensuring robust systems are in place for financial, clinical and non-clinical risk evaluation.

“My outlook is that Africa, in particular, Nigeria has a wealth of undeveloped natural resources and over the coming years, there will be a significant shift towards mining exploration, bringing new challenges and opportunities”. “I believe that TMG through collaboration with governments and the communities will generate mining resources into its explicable benefits with social prosperity”

Dr. Godpower I. Madu


Dr. Godpower I. Madu, PhD, DIC Worked for over fourteen (14) years with Dow Chemical Company, a multibillion dollar global Petrochemicals Company, specializing in Process Engineering & Advanced Control in several Petrochemical Plants.


Tim Tokun

Mining Executive

An ever-evolving mineral resource professional, Tim has in the past 15 yrs held roles as Consultant, Project Manager, Chief Operating Officer. His journey has afforded him core project experience encompassing greenfield exploration all the way to sustainable production and rounds of fundraising in 12 countries across 4 continents. His participation has involved publicly listed Exploration and Production Juniors, Institutional Fund Groups, High net worth mining investors and Governments. A wealth of personal relationships across the industry spectrum have been developed in the course of this career.

In 2015, Tim returned to Nigeria to create MOTI who have so far assisted 13 local license holders in de‐risking their mineral assets. MOTI have teamed up with SRK Exploration services, Excalibur and a European investment bank to carry out specialized resource definition and monetization programmes across specific African countries. Currently, Tim is engaged as Technical Adviser to Riverfort Global UK, Blacksands Dubai, Scotia Exploration UK and is Technical Director on the board of CGMG Hong Kong. His commodities experience includes Gold, Diamonds, Tantalum, Tin, Uranium, Lead, Copper.

Deji Adeniyi

Chief Financial Officer

Deji Adeniyi has had almost two decades working experience in the Financial Services Industry spanning Project Finance, Institutional Banking, Corporate Banking & Public Sector. His last position was Group Head responsible for Payments, Cash Management, Services and Public Sector Business for Union Bank Plc. He had a stint working with a state government in the South-South Region in the areas of Finance, Budget & Debt Raising. He has also led Revenue Projects in states across all the geo-political zones of the country. He is an alumnus of the Advanced Management Programme [AMP-23] of the Lagos Business School in 2011. He sits on the board of other Companies
and Governments.

Technical Team

Peter Kwarteng

Chief Operating Officer

Peter started his career at Prestea Goldfields underground mine as a mining assistant about 40 years ago. His breadth of experience has covered the entire sphere of Gold production from working in roles as Mine planning engineer, Plant & Goldroom metallurgist, Mining Engineer, mine superintendent and even Managing Director of Production companies.

David Lennie

Exploration Geologist

David’s experience in mineral exploration and mining focuses strongly on Gold, Tin, Tantalum. He has worked extensively on alluvials, epithermal, birmian deposits across 15 countries in a career that spans 37 years to date. Between 2014 and 2016, he led the exploration and mining of alluvial Tin for Promethean resources in Nigeria. David has served as an associate exploration geologist for CSA global since 2005. David has worked on Tim Tokun’s projects in Nigeria ever since 2016.

Nicholas O’Reilly

Geological Advisor

Nick O’Reilly has been retained by Tree Mines Global Ltd to advise on the exploration and development of the Kaba Bunu Project.
Mr O’Reilly is Principal with Mining Analyst Consulting Ltd, a qualified exploration geologist and Competent Person (CP) for JORC Code and AIM Rules.

He has over 14 years’ experience in mining and exploration programme valuation, audit, due diligence, design and project management, ranging from grassroots stage through feasibility study to production across all major commodities, with a developed speciality in gold, uranium and base metal exploration.

Nick provides technical advice to junior mining and exploration companies looking to develop their own projects, raise capital or divest and technical due diligence to the mining investment sector.

Nick is also currently Co-Chairman & Treasurer of the Association of Mining Analysts (AMA), a non-profit London based organisation representing the broad mining investment community and a Non-Executive Director of Panther Metals PLC. He holds a BSc degree in Applied Geology from the University of Leicester and an MSc in Mineral Project Appraisal from the Royal School of Mines, Imperial College, London.