In South Africa, the eduroam national roaming operator is the Tertiary Education and Research Network of South Africa (TENET), and the service is operated as a joint effort between TENET and the SANReN Competency Area at the CSIR under the banner of the SA NREN.
For support contact details, please see https://www.tenet.ac.za/support
General contact details for TENET can be found at: https://www.tenet.ac.za/contact