Mike Webster, Chief Executive

Mike Webster WasteAid UKMike is passionate, some may say obsessive, about the role that better waste management has to play in global development.

He has worked for over 15 years in the waste and secondary resource sector, with frontline experience of planning, development and delivery of effective waste and recycling systems, both in the UK and worked internationally, including the South Pacific, Latin America and  West Africa, working with a number of community-based organisations to deliver composting and recycling systems.

He has experience in both consultancy and the charitable sector, having co-founded NGO WasteAid UK and set up a training centre for waste livelihoods in The Gambia. He is also an experienced trainer, having developed numerous training courses around waste and recycling related topics around the world.

Zoë Lenkiewicz, Head of Communications

Zoë has worked as a professional waste manager for 14 years in campaigning, training and consultancy roles. Since 2009 she has worked internationally as an independent consultant, specialising in knowledge sharing to help tackle the global waste crisis.

She has an MSc on environmental challenges in developing country contexts, as well as experience in waste strategy development, waste collection and recycling, organic waste treatment technologies and residual waste treatment and disposal.

Zoë is an experienced trainer, facilitator and public speaker and has managed a number of community engagement and stakeholder consultations on recycling and sustainable resource management. Her passion lies in promoting waste management as a tool for improving people’s lives. Zoë runs campaigns, fundraising and communications for WasteAid UK, as well as delivering projects in-country.

Professor David C Wilson MBE, Patron

Independent Waste and Resource Management Consultant and Visiting Professor at Imperial College London

Our Patron, Professor David C Wilson

Over nearly 40 years, David Wilson’s work as an international consultant has been split roughly 50:50 between Western Europe and emerging economies. A common theme has been advising cities and governments to identify and take the next appropriate steps in developing their own sustainable waste and resource management systems. He has worked on municipal solid wastes and on hazardous wastes; on broad national and city-wide waste management strategies; and on more specific topics ranging from behaviour change for waste prevention, to informal sector recycling in developing countries, to evidence based policy making.

Professor Wilson was awarded an MBE in 2006 ‘for services to waste management in the UK and Europe’, and has won a number of prestigious professional awards. He is a prolific author whose publications include UNEP’s inaugural Global Waste Management Outlook (2015); UN-Habitat’s Solid Waste Management in the World’s Cities (2010); and the World Bank’s Strategic Planning Guide for Municipal Solid Waste Management (2001). He is the current Junior Vice President of the UK Chartered Institution of Wastes Management (CIWM).

Professor Margaret Bates, Associate

Margaret Bates picMargaret has worked in the sector for 28 years mainly in the university sector and she has an interest in all types of solid waste management. Her international experience has been mainly associated with e-waste management, having worked in Kenya and Nigeria helping develop e-waste legislation and delivering training for the informal sector. In Cote d’Ivoire, South Africa and Zambia Margaret has worked on e-waste (as part of an EU project) developing a toolkit for e-waste management. In Uganda she is working with Rotary International on a project to empower and assist town councils to change their general wastes management practices. Margaret has also, for several years, been advising the Caribbean island of St Marten on better ways of dealing with their waste, suggesting initiatives and alternatives to divert waste from their dump.

Isatou Ceesay, Associate

isatou-ceesay-277x300Isatou Ceesay,  a Gambia national, is the President of the Women’s Initiative the Gambia (WIG).  Through her organisation, WIG, Isatou has over 20 years’ experience of developing collaborative partnerships with many organisations (EU, UNDP, Universal Purpose, Deline’s Gift, Peace Corps, WasteAid UK). With the experience gained from these projects Isatou Ceesay has developed the leadership, experience, tools and commitment to provide regions of the Gambia and Africa with a viable integrated approach to sustainable development.

She has been at the forefront of approaches that use waste reprocessing livelihoods for marginalised groups, notably youth and women, and has worked in Senegal and Ghana as well as numerous projects in The Gambia. WIG use waste recycling as an entry point for the poor to learn business development skills, save and access mainstream financial services.

Pierre Kamsouloum, Associate

Pierre KamsouloumWasteAid UK associate Pierre Kamsouloum, a Cameroonian national, is a trainer and manufacturer in the recycling of plastics waste into building materials. He is the national Director of the PAFAP project, supported by the Roger Milla Foundation.  He has worked in The Gambia, Mali, Nigeria, Ghana, Burkina Faso and Sierra Leone and trained over 1500 individuals on the recycling of low-grade plastic films into tiles, bricks and pavers, on behalf of the Living Earth Foundation, UNDP, WasteAid UK and others.

As a self-made entrepreneur, he runs his own paver manufacturing business and he has direct experience of developing and building recycling businesses.

David Leeke, Associate

David Leeke is WasteAid’s web and data specialist. He built and maintains the WasteAid website and provides data management and analysis support for projects and campaigns. David’s 30 years’ experience in database design and online data collection, manipulation and analysis adds value to the work of WasteAid in the monitoring and evaluation of projects.

David is working on the application of data to community waste management, using evidence gathering and analysis of technologies, systems and user interfaces. He is also responsible for maintaining the WasteAid Australia website, enabling the two sister charities to move forward hand-in-hand.

Ed Cook, Associate

Ed has worked in the waste management business for over 14 years, initially as the Managing Director of Network Recycling and more recently as a Senior Consultant for Resource Futures Ltd where he specialises in developing markets for niche recyclates.

Internationally Ed has worked on projects in Mexico and Azad-Kashmir. Recently he has assisted WasteAid UK and the CIWM with the development of their guidance into waste technologies for low- and middle-income countries.

Other areas of expertise include the development of technology for waste valorisation; municipal and commercial waste data analysis; motivational training; developing reuse in household waste recycling centres; and sustainable events waste management. Ed also works as a health and safety advisor which involves the development of safe systems of work for a wide range of activities within the waste industry.

Do you have what it takes to become a WasteAid Associate?


We are always looking to expand our team of Associates to help us expand the community waste management model.


If you have experience in waste management in lower- and middle-income countries, particularly small-scale recycling and social enterprise projects and would like to work with WasteAid, drop us a line!


David Lerpiniere, Associate

Dave Lerpiniere pic 2David has over 18 years’ experience assisting international institutions, central and local government and the private sector, and has successfully delivered a wide range of solid waste management and resource efficiency projects in Europe, the Middle East, Africa, North and South America, and Asia. He has held senior roles with a number of major international consultancies and is an experienced technical advisor, team leader and project manager.

His areas of technical expertise include strategy and policy development, waste and recycling contract procurement, stakeholder engagement and facilitation, waste collection and recycling systems, organic waste treatment technologies, and residual waste treatment and disposal.

David is currently undertaking a part-time PhD with the University of Leeds investigating the full economic costs and benefits of waste management in emerging economies. The findings of some of his research on development finance in SWM were recently published under ISWA’s Waste and Globalisation Task Force.

Oliver Priestley-Leach, Associate

Oliver Priestley LeachOliver has 25 years’ experience in planning, establishing and managing environmental projects in the UK and overseas for NGOs and local government, including twelve years in waste and recycling. Particular experience with the community sector working in partnership with the public sector.

Career highlights include: 2 years at Freetown City Council, Sierra Leone focused on street cleansing with youth groups and local delivery teams; 18 months with Oxfam, Georgia on a public health programme for displaced people working in partnership with local authority to deliver services; Operational management of community recycling business in Wales working with volunteers and offenders to deliver recycling services to 50,000 households and businesses; Local government adviser to 35+ local authorities on improving the performance of their recycling and waste services; Waste Strategy development and implementation for UK Local Authority of 38,000 households.

Other overseas development experience: Jordan, Occupied Palestinian Territories, Israel, Uganda.

Download the WasteAid UK 2015-18 Strategy.

WasteAid UK is part of the international family of WasteAid organisations, which also includes WasteAid Australia.

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