Dube Ngeleza Wiechers Environmental Consultancy (Pty) Ltd, DNW is a small South African enterprise that provides specialist environmental and project management services both in South Africa and internationally. DNW comprises three partners with a variety of environmental expertise: Mr. Sipho Dube has extensive experience in the fields of solid waster management, landfill site operation and maintenance, and solid waste recycling. Mr. Bangani Ngeleza is an institutional specialist with assisting government institution with the management issues, as well as facilitating stakeholder interactions. Dr Herman Wiechers is an aquatic chemist specialising in environmental management.