The WCO East and Southern Africa (ESA) Region consists of 24 Member Countries; Angola, Botswana, Burundi, Comoros, Djibouti, Eritrea, Eswatini, Ethiopia, Kenya, Lesotho, Madagascar, Malawi, Mauritius, Mozambique, Namibia, Rwanda, Seychelles, Somalia, South Africa, South Sudan, Tanzania, Uganda, Zambia and Zimbabwe. The body representing this region is the ESA-RPSG.
I have an ongoing relationship with the WCO ESA RPSG. I created their website and also send out regular MailChimp campaigns for their online webinars.