Our clients include a wide diversity of organisations.

More than 3000 participants in our training events have come from hundreds of organisations from the commercial sector, consultancies, NGOs, academic institutions, regulators and other government institutions and audit firms. ESS has offered training in South Africa, Zambia, Mauritania, Zimbabwe, Nigeria, Kenya, Malysia, Eswatini, Botswana, Egypt and Ivory Coast

Our consulting and in-house training clients include a variety of organisations:

• State owned companies – PetroSA, Transnet, Industrial Development Corporation, Denel, Rand Water, and CSIR
• Other government institutions – Department of Water Affairs, South African Department of Defence, Auditor General of South Africa, Department of Trade and Industry, the USA Department of Defense, Cross-Border Road Traffic Agency, East London Industrial Development Zone and Agricultural Research Council
• NGOs and industry bodies – Rand Water Foundation, National Foundry Technology Network, National Cleaner Production Centre of SA, Fossil Fuel Foundation, AFROSAI-E, Plastics SA, and the Mining and Energy Education and Training Institute
• Commercial companies –Kangra Coal, Eastplats, Aveng Steel, Valpré, Afrox, AFGRI, Anglo Platinum, EQSTRA Holdings, Pilanesberg Platinum Mines, KPMG Nigeria, Imperial Holdings, Stefanutti Stocks, Barclays Bank Kenya, Copperbelt Energy Corporation, Endeavour Mining, Debswana Diamond Mining, Flint Group and Royal Eswatini Sugar Corporation
• Academic institutions – University of Limpopo, Wits University, ADvTECH and GIBS
• More than 75 local municipalities across South Africa and Namibia