The Institute consists of a central office based in Pretoria, from which the secretariat operates. There are five active branches within South Africa, each with a branch chair
| Council Members | |
| President | Braam du Preez |
| Vice president | Vacant |
| Past president | Wayne Jones |
| National secretary | Intsia Kriel |
| Journal editor | David Everard |
| Branch Chairs | |
| KwaZulu-Natal | Mmoledi Mphahlele |
| Mpumalanga | Vacant |
| Southern Cape | Tatenda Mapeto |
| Western Cape | Bruce Talbot |
| Gauteng | Christopher Komakech |
| DFFE Representative | Vacant |