UNISON is the largest trade union in the United Kingdom with over 1.3 million members, created in 1993 from the merger of the following unions;
Its members work predomninantly in the public sector, but due to privatisation of various public services has a growing number working in the private sector as well. The Union has organised itself into six service groups, which give an indication of the breadth of its activities;
- Business and Environment
- Community and Voluntary Sector
- Education Services
- Health Care
- Local Government
- Police Services