S
- SA Vlaamperd Breeders Society (SAVBS)
- SA Vrouefederasie (SAVF)
- SA Water Fitness Association (SAWFA)
- SA Waterski Federation (SAWF)
- SA Wire Association (SAWA)
- SA Women Lawyers Association (SAWLA)
- SA Wood Preservers` Association (SAWPA)
- SA Wool & Mohair Buyers` Association Ltd (SAWMBA)
- SA Woonwa Assosiasie (SAWA)
- SA Wrestling Federation (SAWF)
- 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)
- Savanna Goat Breeders’ Society of South Africa (SGBSSA)
- Sawmilling South Africa (SSA)
- Sea Fisheries Research Institute (SFRI)
- Security Association of South Africa (SASA)
- Security Contractors Alliance (SCA)
- Security Officers` Board ()
- Seedling Growers’ Association of South Africa (SGASA)
- Segonyane Taxi Association (STA)