C
- Confederation of Employers In South Africa (COFESA)
- Confederation of Hunting Associations of South Africa (CHASA)
- Congress of Business & Economics (CBE)
- Congress of South Africa Trade Unions (COSATU)
- Congress of South African Students (COSAS)
- Congress of the People (COPE)
- Consolidated Employers Organisation (CEO)
- Construction Alliance South Africa (CASA)
- Construction and Mining Equipment Suppliers Association (CONMESA)
- Construction Education and Training Authority (CETA)
- Construction Industries Development Board (CIDB)
- Construction Management Foundation (CMF)
- Constructional Engineering Association of South Africa (CEA)
- Consulting Engineers South Africa (CESA)
- Consumer Goods Council of South Africa (CGCSA)
- Contact Centre Management Group (CCMG)
- Contractors Plant Hire Association (CPHA)
- Copper Development Association Africa (CDAA)
- Corporate Counsel Association of South Africa (CCASA)
- Corrosion Institute Southern Africa (CORRISA)
- Cosmetic Export Council of South Africa (CECOSA)
- Cosmetic, Toiletry and Fragrance Association of South Africa (CTFA)
- Cotton South Africa (CSA)
- Council for Geoscience (CGS)
- Council for Health Service Accreditation of Southern Africa (COHSASA)
- Council for Medical Schemes (CMS)
- Council for Mineral Technology (MINTEK)
- Council for Scientific and Industrial Research (CSIR)
- Council for the Built Environment (CBE)
- Council of Equine and Equestrian Professionals of South Africa (CEEPSA)