GWD Professional Database

All Professionals listed within this database are recognised SACNASP (South African Council for Natural Scientific Professions) registered professional members of the Ground Water Division. Members listed their specialities within the scope of a number of expert categories. Please feel free to search and contact these listed Specialists to obtain more information about your specific query.

Title	Member	Job Title	Field of Practice	Base Province	City	Specialisations
Dr	Jannie Weitz	Groundwater Modeller	Earth Science	KwaZulu-Natal	Durban	Groundwater Modelling, Groundwater investigations, Contaminated land investigations
I have recently submitted my PhD and I'm currently looking for opportunities where I am able to apply the knowledge gained during my studies to more practical experiences. I am a passionate and outgoing person who loves the outdoors, while also being a loyal and hardworking individual. I obtained my post graduate degree in Engineering and Environmental Geology at the University of KwaZulu-Natal (UKZN) before joining WSP Environmental as a consultant specializing in groundwater and contaminated land investigations. I later returned to UKZN to further myself and undertook my MSc and subsequent PhD in conceptual and three-dimensional numerical groundwater modelling.
Mr	Oliver Barker	Director	Geological Science	Gauteng	Johannesburg
Banzi has provided clients with comprehensive services which embrace a wide range of expertise and experience in the fields of exploration and engineering geology and environmental earth sciences. Project capabilities and experience are extensive.
Mr	Dylan Blake	Principal Geologist	Geological Science, Earth Science, Environmental Science	Western Cape	Muizenberg	Geology
No description provided
Mr	Johan Du Toit		Earth Science	Gauteng		Hydrochemistry, GW Investigations (Impacts) , Groundwater Management (assessment / planning), GW / SW Interaction, Isotope Hydrology
No description provided
Mrs	Rowena Hay	Director	Earth Science	Western Cape	Cape Town
Rowena Hay’s wide-ranging interests and expertise are focused in three main areas: Integrated Water Resource Management (IWRM), Disaster Risk Reduction (DRR) and the relationship between gender/community and environmental resilience. She has a particular interest in developing high-level policies and strategies in these areas, building on more than 30 years’ experience in initiating, managing and participating in water and environmental management projects<br />
Mr	Paul Lourens		Water Resources Science, Earth Science	Free State	Bloemfontein	Lecturer
No description provided
Me	Oudi Modisha		Earth Science	Gauteng
No description provided
Mr	Gert Nel	Geohydrologist	Earth Science	Eastern Cape	East London	Groundwater supply and management, Project Management, Hydrocarbon contamination assessment and remediation, Risk assessment, Groundwater education and training
Experienced Principal Hydrogeologist with a demonstrated history of working in the water supply & contamination industry. Skilled in Environmental Compliance, Water Quality, Soil, Environmental Impact Assessment, and Environmental Awareness. Strong education professional graduated from University of the Free State/Universiteit van die Vrystaat.
Mr	Mark Schapers	Branch Manager	Earth Science	KwaZulu-Natal	Durban
No description provided
Mr	Louis Jacobus van Niekerk	Geohydrologist	Earth Science	Free State	Bloemfontein	Geohydrology
No description provided
Mr	Hendrik Johannes Botha		Environmental Science	KwaZulu-Natal	Durban	Geochemical Modelling, Numerical Groundwater Flow and Transport Modelling, Groundwater Quality Monitoring and Assessment, Groundwater Impact/Resource Assessment
No description provided
Mr	Cobus Erasmus	Geologist	Geological Science	Mpumalanga		Greenfields and Brownfields exploration, Management of exploration and mine infill drilling projects, Chrome core logging and sampling, Geophysical wireline logging interpretation, Underground and opencast mining grade control
Experience in the fields of resource geology, exploration geology and mining. Specialities include: greenfields & brownfields exploration, mining grade control, data management and verification, geological modelling, resource estimation, coal washability analysis, GIS map compilation, and technical and regulatory (CPR) report writing as well as worked with various commodities including coal, chrome, manganese, PGE’s and iron (to name a few). Mining related hydrogeology and water management are additional fields of interest.
Mrs	Sheila Imrie	Hydrogeologist	Water Resources Science, Mathematical Science	Western Cape	Cape Town
Sheila is a principal hydrogeologist and numerical groundwater modelling consultant. She has worked for consultancies based in the UK and South Africa, on various projects across multiple countries. Prior to her career in hydrogeology, Sheila worked for Unilever in IT Project Management, software development and databases for 8 years. She holds an MSc (hydrogeology) with distinction from the University of Birmingham, UK, and BSc and BSc (honours) degrees (first class) from the University of Natal, South Africa, as well as studying various geology courses through the Open University. Professional registration: Pr. Sci. Nat.
Mr	Tsumbedzo Peter Madanda	Hydrogeologist	Hydrological Sciences	KwaZulu-Natal	Durban	mine dewatering, contaminated sites assessment, remediation and monitoring
An experienced Hydrogeologist with a wide range of skills including aquifer characterization for water supply.
Mr	Greg Molzen	Geologist / Hydrogeologist	Earth Science	Western Cape	Cape Town	Hydrogeological assessment reports, Geological reporting, Monitoring protocol development for aquifer protection, Water-Use-Licence application with the Department of Water and Sanitation, Drilling supervision (percussion and core)
No description provided
Dr	Jaco Nel		Earth Science	Western Cape
No description provided
Mr	Robert Ignatius Schapers	Geohydrologist	Earth Science	KwaZulu-Natal	Durban	Geohydrology
No description provided
Mrs	Johanna (Jorette) Van Rooyen	Hydrogeologist	Earth Science	Gauteng	Johannesburg	Senior Hydrogeologist / Groundwater Modeller, Borehole & Well-field Specific Evaluations, Aquifer Characterisations, Risk Quantification and Impact Determinations Regulatory Work (WULAs), and Governmental
No description provided
Mr	Louis Botha	Hydrogeologist	Earth Science	Gauteng	Johannesburg	Hydrogeology
No description provided
Dr	Sumaya Israel		TBA	Western Cape
No description provided
Dr	Rui Hugman	Groundwater modeller	Earth Science	Western Cape	Cape Town	Groundwater modeller
Groundwater modeller with a history of working in both consulting and research environments. Skills in data analysis, Python, Feflow and PEST. Currently getting reacquainted with MODFLOW (hurray for Flopy!) and deep diving into the wonderful world of PEST/PEST++<br /> <br /> Background in Environmental Engineering, with a PhD in Geoscience from the University of the Algarve (Portugal). Work experience across Europe and southern Africa.
Mrs	Diana Duthe	Principal Hydrogeologist	Earth Sciences	Gauteng	Johannesburg	Remediation, management and monitoring of contaminated sites / land, Groundwater Impact/Resource Assessment, Aquifer recharge, Tailing Dam Hydrogeology and Geochemistry
Ms. Duthe has more than 25 years of experience in conducting hydrogeologic investigations, including mine dewatering, water supply, contamination and remediation, integrated mine water management, Due Diligence, NI43101, and JORC reporting at all study levels from scoping to design for mining projects throughout Africa.<br /> <br /> Her expertise includes the design and implementation of remedial systems of groundwater contamination (chlorinated hydrocarbons, heavy metals) at industrial waste sites.
Mr	Jan-Michael Lombard	Geohydrologist	Earth Science	Mpumalanga	Johannesburg	Groundwater Monitoring, Mine Water Balances, Specialist inputs pertaining to Topography, Source Characterization, Conceptual Groundwater Modelling
No description provided
Mr	Raymond Minnaar	Hydrogeologist	Earth Science	Gauteng	Johannesburg	Mine water issues, Mine dewatering, Water supply, Groundwater impact assessment, Groundwater monitoring
Hydrogeologist with 7 years' experience and a demonstrated history of working in the mining hydrogeology industry within South Africa, Namibia, Botswana, Mozambique, Lesotho, Zambia, and the Democratic Republic of the Congo (DRC) managing mine water issues, including mine dewatering, water supply, groundwater impact assessment, groundwater monitoring, and mitigation. Skilled in finite element and finite difference groundwater modelling (FEFLOW & MODFLOW), conceptual site modelling and data interpretation, database management, project management, client liaising, sub-contractor management, proposal and scientific report writing.<br /> <br /> Registered Professional Natural Scientist with SACNASP and Professional Member of the Water Institute of Southern Africa (WISA) and Groundwater Division of GSSA (GWD). Member of the International Association of Hydrogeologists (IAH).<br /> <br /> A strong research professional with completed BSc, BSc Honours and MSc degrees in Engineering and Environmental Geology (specialization Hydrogeology) at the University of Pretoria.
Mrs	Elida Naude	Senior Geohydrologist	Water Resources Science	Mpumalanga	eMalahleni	Geohydrology
No description provided
Mr	Bishwarnand Sahadeo	Scientist	Earth Science, Chemical Science	KwaZulu-Natal	Durban	Land contamination science, Surface quality science, Ground water quality, Air quality experience
Scientist (Pr.Sci.Nat) with land contamination and remediation, surface and ground water quality, air quality experience.<br /> <br /> Work experience across various African countries.<br /> <br /> ISO 17025 and 9001 quality systems implementation and management experience, method validation and statistics.<br /> <br /> Analytical Chemist.<br /> Waste management experience.<br /> Training experience.<br /> Project Management experience.<br /> Over 20 years of Managerial experience.
Mr	Shane Turner	Consulting Scientist	Earth Science	Gauteng	Johannesburg	Integrated Water and Waste Management Plans, Integrated Water Use Licence Applications, Water Use Licence Review and Amendment Applications, Water and Salt Balance Calculations, Groundwater Specialist Investigations
No description provided
Mrs	SanMari Woithe		Water Resources Science	Eastern Cape	Port Elizabeth	Water Use Licence Applications, Groundwater exploration and development, Satellite imagery and remote sensing, Siting and drilling of boreholes, Ground Geophysics
No description provided
Mr	Wilbè Blay		Earth Science	Eastern Cape	East London
No description provided
Mr	Shuaib Dustay	Hydrogeologist	Water Resources Science	Western Cape	Cape Town	identification, location, assessment and development of groundwater resources for agricultural, industrial and mining industries, groundwater monitoring scheme design
Shuaib Dustay has been a hydrogeologist for more than 8 years and has worked in academia as well as the private sector (groundwater consulting). The majority of Shuaib’s project work has been for the mining industry. Shuaib’s consulting work includes project management, sub-contractor supervision and coordination (drilling, testing and surveying), site work (hydrocensus, borehole sighting, client liaison, public participation, site conceptualisation, monitoring), data analysis (aquifer test, geophysical surveys and water quality), numerical groundwater modelling (mine dewatering, plume tracking, impact assessments and water balances), client liaison (meetings, sites audits, conflict resolution), project management and report writing. Shuaib has also managed projects which include both environmental and groundwater impact assessments where both water quality, quantity as well as ecosystem safety was of concern.
Dr	Martin Holland		Earth Science	Gauteng	Pretoria
No description provided
Mr	Tobias Loubser	Hydrogeologist	Water Resources Science	Gauteng
No description provided
Mr	Sakhile Sibusiso Edwin Mndaweni	Scientific Manager	Earth Science	Gauteng	Pretoria	Scientific Manager
No description provided
Me	Mbali Ndlovu	Geohydrologist	Earth Science	KwaZulu-Natal	Durban	Geohydrology, Geology, Project administration , Project management
I have theoretical and practical understanding of Geology and Geohydrological concepts. I have gained practical work experience of over 5 years in the fields of Geohydrology and Geology, project administration and project management. I have knowledge, skills and understanding of the processes that are needed for effective project management and scientific application. I am a registered Professional natural scientist with SACNASP.
Mr	Donovan Samuels		Earth Science	Eastern Cape	Port Alfred
HydroGeological and Environmental Consulting<br /> Specializes in groundwater management (around recharge and abstraction, groundwater monitoring, co-operation between private users and water service providers)
Mrs	Elaine van der Linde	Managing Director	Earth science	Gauteng	Pretoria
Key focus is on environmental auditing and legal assessments, environmental monitoring, risk assessment, management and co-ordination of environmental projects.<br /> <br /> This includes integration of environmental studies and environmental processes into larger projects and ensuring compliance to legislation, policies and guidelines; compliance reporting; the identification of environmental management solutions and mitigation/risk minimising measures.
Mr	Immo Blecher	Hydrogeologist and GIS Specialist	Earth Science	Western Cape	Stellenbosch	Geographical Information Systems, Groundwater Quality Monitoring and Assessment, Groundwater Impact/Resource Assessment, Groundwater exploration and development
I am an experienced Consultant with a 30 year history of working in the groundwater, environmental and computer software (development and GIS) industry. Skilled in Environmental Impact Assessment, Management, Hydrogeological Consulting, and Environmental Geology. Strong professional with a Diploma (MSc) Geology (Tectonics, Economic Geology, Engineering and Hydrogeology and Geochemistry) from Georg-August-Universität Göttingen. Spent many years in the groundwater and laboratory industry and has a strong GIS and IT development background. https://www.blecher.co.za/
Me	Sarah Mahlangu	Hydrogeologist	Earth Science	Gauteng	Midrand	Surface and groundwater resources impact assessment and management, Mine groundwater management/dewatering, Groundwater exploration and development, Contaminated sites assessment and management, Isotope hydrology
I am a registered professional scientist with a Masters degree in Hydrogeology. I have been involved in the field of water sciences for over 7 years