S
- Southern Africa Arms and Ammunition Collectors Association (Cape) (SAAACA Cape)
- Southern Africa Arms and Ammunition Collectors Association (KwaZulu Natal) (SAAACA KZN)
- Southern Africa Arms and Ammunition Collectors Association (Mpumalanga) (SAAACA Mpumalanga)
- Southern Africa Arms and Ammunition Collectors Association (Northern Cape) (SAAACA NC)
- Southern Africa Compressed Gases Association (SACGA)
- Southern Africa Institute of Management Services (SAIMS)
- Southern Africa Stainless Steel Development Association (SASSDA)
- Southern African Association of Science & Technology Centres (SAASTEC)
- Southern African – German Chamber of Commerce & Industry (SAGCCI)
- Southern African Aerospace and Environmental Medical Society (SAAsMA)
- Southern African Agri Initiative (SAAI)
- Southern African Applied Linguistics Association (SAALA)
- Southern African Asset Management Association (SAAMA)
- Southern African Association for Institutional Research (SAAIR)
- Southern African Association for Learning and Educational Disabilities (SAALED)
- Southern African Association for The Advancement of Science (S2A3)
- Southern African Association for the Conference Industry (SAACI)
- Southern African Association of Geomorphologists (SAAG)
- Southern African Association of Jungian Analysts (SAAJA)
- Southern African Association of Science and Technology Centres (SAASTEC)
- Southern African Association of Youth Clubs (SAAYC)
- Southern African Bioenergy Association (SABA)
- Southern African Bitumen Association (SABITA)
- Southern African Book Dealers Association (SABDA)
- Southern African Bursars of Independent Schools Association (SABISA)
- Southern African Bus Operators Association (SABOA)
- Southern African Bus Owners Association (SABOA)
- Southern African Clothing & Textile Workers Union (SACTWU)
- Southern African Coal Processing Society (SACPS)
- Southern African Communications Industries Association (SACIA)