Our People

Mabu Mamadi (Bsc. Engineering)

Mabu is a trained metallurgical engineer with Wits University. He has acquired over 15 years of experience as a Technology Engineer and also in environmental and advisory services. Mabu has consulted for various government institutions within areas of Environmental management, Feasibility Studies, Performance evaluation and Strategy Development. He also has extensive experience in building business case studies locally and internationally in the private sectors. Mabu has been the Project Lead for various environmental Compliance projects including Air Quality Monitoring and management, Carbon Tax Study, Environmental Authorizations and amendments, Effluent Monitoring and Industrial Waste Management studies

Andrew Johnstone

Andrew has over 30 years’ experience in both water and environmental consulting, for mining, industry and agriculture in Africa. Andrew has undertaken and managed water and environmental investigations in 15 countries in Africa. He has a Master of Science Degree in Hydrogeology from Rhodes University and is registered as a Professional Natural Scientist with SACNASP. He is also a member of the Groundwater Division of South Africa, The International Mine Water Association (IMWA), Water Institute of Southern Africa, the International Association of Hydrogeologists and a member of the Geological Society of South Africa (GSSA).

Lucy Thomas

Lucy is a chartered geologist, Specialist in Land Condition and accredited risk assessor through the Society of Brownfield Risk Assessment, a society of which she was the Chair. Lucy has 20 years’ experience in risk-based remediation, regulatory engagement and due-diligence of industrial and petroleum facilities for continued use and redevelopment purposes.

Johan Kriek – Southern Africa Country Manager

Johan Kriek – Southern Africa Country Manager

With over 20 years of environmental and contamination consulting and project management experience Johan has a wealth of knowledge.

Throughout his career, he has led and managed teams and has been responsible for he continuous development and growth of staff, implementing safe work principles, training of staff, financial administration quality control of deliverables technical oversight & leading client interaction activities.

Skills & Experience:

  • Environmental Site Assessments
  • Hydrogeological Characterization
  • Groundwater Supply and Management
  • Decontamination, Decommissioning and Demolition
  • Remediation planning and implementation
  • Regulator Liaisons
  • Project Management
  • Environmental auditing & assurance