S
- S O S Childrens Villages South Africa (SOSCVSA)
- SAB Foundation (SABF)
- Sabie Clay Pigeon Club (SCPC)
- Saddlebred Society of South Africa (SSSA)
- Safecitizen (Safecitizen)
- Safer SA Foundation (SSAF)
- Safety and Security Sector Education and Training Authority (SASSETA)
- Safety and Security Sectoral Bargaining Council (SSSBC)
- Safety First Association (SFA)
- Sailors’ Society SA (SAISS)
- SAINT Professional Body for NDT (SPBNDT)
- Santa Gertrudis Cattle Breeders Society of South Africa (SGCBSSA)
- Savanna Goat Breeders’ Society of South Africa (SGBSSA)
- Sawmilling South Africa (SSA)
- Security Association of South Africa (SASA)
- Security Officers` Board ()
- Seedling Growers’ Association of South Africa (SGASA)
- Segonyane Taxi Association (STA)
- Selwyn Segal Society for The Jewish Handicapped (CHAISA)
- Senepol Cattle Breeders’ Society of South Africa (SSSA)
- Senior Golfers’ Union of SA (SGSEP)
- Sentinel Ocean Alliance (SOA)
- Services Sector Education and Training Authority (ServicesSETA)
- Seshego Taxi Association (STA)
- Shark & Marine Research Institute (SMRI)
- Shopping Centre Security Initiative (SCSI)
- Sibaya Community Trust (SCT)
- Sign Language Education and Development (SLED)
- Simmentaler Cattle Breeders’ Society of South Africa (SCBSSA)
- Simon`s Town Business Association (STBA)