About us

McDonnell is a leading multi-commodity mining company, specializing in the advanced processing of critical resources essential for a sustainable, low-carbon future, including tin and wolframite. We are committed to responsible resource extraction, prioritizing environmental stewardship and social responsibility. Through our efforts, we aim to stimulate economic growth and development for local communities in the areas where we operate, ensuring long-term value creation and contributing to a more sustainable world.

Our Values

Our core values of safety, innovation, and collaboration drive a culture of ethical excellence at McDonnell. These principles empower stakeholders to share ideas, work across teams, and contribute to a sustainable, cleaner future for all.

Innovation

We harness cutting-edge technologies, including renewable energy systems and electric trucks, to drive McDonnell's sustainable growth while responsibly stewarding our resources.

Safety.

We are committed to maintaining a secure work environment by continuously enhancing our safety measures.

Collaboration

We cultivate a collaborative environment where employees are empowered to share ideas, work across teams.

Tin
Tungsten
Tantalum
Gold

What We Produce

Our History

Our Journey

2022
  • Niger (GOLD) Exploration
2021
  • Tin, Wolframite Exploration
  • Evaluation of the mineral potential of exploration license area.
  • Confirmed known mineral targets and identify new prospective targets, ensuring a comprehensive understanding of the area’s potential.
  • Confirmed known mineral targets and identify new prospective targets, ensuring a comprehensive understanding of the area’s potential.
2017
  • Obenemase Gold Mines
  • Mining of both mineral-laden ore and waste; Mining and haulage of
    historical tailings dumps from Central & Main Shaft at Konongo to new Mill at Obenemase.
2011
  • Volta River Authority
  • Specialized cargo services to transport turbine blades from Tema port to Akosombo Dam
2007
  • Willbros USA Inc. & Horizon
  • Marine West African Gas Pipeline–Construction of Regulating and Metering stations
    and subsequent pipeline tie-in at Lome in Togo and Tema & Takoradi in Ghana.
2004
  • Ashanti Goldfields Company & Canadian Bogoso Resources
  • Infrastructural development works constructed to support surface mining operations including heap leach ponds and slimes dams for tailings.
  • Construction of Mine Haul roads to facilitate mining at Bogoso; Construction of tailings dam in conjunction with MinProc of Australia

Our Operations and Projects

See all