The international trade union federation Public Services International, PSI, unites public sector workers in more than 500 trade unions in over 140 countries. Twenty million women and men in a variety of public service jobs are members of PSI.
For more than 90 years, PSI has fought for public services through its activities and campaigns, its regional structure, its association with other international organisations and its work on priority issues. PSI is an officially recognised non-government organisation sector within the International Labour Organisation (ILO) and has accreditation with UNESCO, ECOSOC and UNCTAD.