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- Campus Protection Society of Southern Africa (CAMPROSA)
- Cancer Association of South Africa (CANSA)
- Canning Fruit Producers Association (CFPA)
- Canoeing South Africa (CSA)
- Canvas Employers Organization (CEO)
- Cape Agri Employers’ Organisation (CAEO)
- Cape Bar Society of Advocates (CBSA)
- Cape Bird Club (CBC)
- Cape Boerperd Breeders Society (CBBS)
- Cape Chamber of Commerce and Industry (CCI)
- Cape Clothing & Textile Cluster (CCTC)
- Cape Craft and Design Institute (CCDI)
- Cape Engineers and Founders Association (CEFA)
- Cape Flats Development Association (CAFDA)
- Cape Flora South Africa (CFSA)
- Cape Furniture Manufacturers’ Association (CFMA)
- Cape Guild of Weavers (CGoW)
- Cape Horticultural Society (CHS)
- Cape Hunters and Conservation Association (CHCA)
- Cape Independence Party (CIP)
- Cape Institute for Architecture (CIfA)
- Cape Kidney Association (CKA)
- Cape Mental Health (CMH)
- Cape Peninsula Spelaeological Society (CPSS)
- Cape Piscatorial Society (CPS)
- Cape Pomological Association (CPASA)
- Cape Support for Mental Health (CSMH)
- Cape Teachers’ Profession Association (CTPA)
- Cape Town and District Laundry, Cleaners and Dyers’ Association (CTDLCDA)
- Cape Town Baseball Federation (CTBF)