Congress of South African Trade Unions - Trade Union Federation formed in 1985, a part of the Tri-partite Alliance with the African National Congress and the South African Communist Party National Union of Mineworkers - Formed on 5 December 1982 and is the largest recognised collective bargaining agent representing workers in the mining, energy and construction industries in South Africa. National Union of Metalworkers of South Africa NUMSA - The largest metalworkers union (and second largest trade union) in South Africa with close to 232 000 members. It is an active affiliate of the Congress of South African Trade Unions (COSATU), the biggest trade union federation in South Africa. National Education Health and Allied Workers - NEHAWU - Represents over 230,000 public sector workers in South Africa. South Africa Democratic Teachers Union - SADTU represents teachers in South Africa. Public Servants Association of South Africa - Represents public servants in South Africa. Cape Professional Teachers' Association - Progressive teachers’ union in South Africa. The South African Board for Personnel Practice (SABPP) - The SABPP's mission is to establish, direct and sustain a high level of professionalism and ethical conduct in personnel practice. United Association of South Africa - UASA - Represents workers in the diamond, motor, manufacturing, transport, mining and engineering industries.