European Industry Federations
Over the years, the following European Industry Federations have co-operated to optimise the ETUI database:
| Sector | EIF | Website |
| Building & Woodwork | European Federation of Building and Woodworkers | http://www.efbww.org |
| Chemicals | European Mine, Chemical and Energy Workers' Federation | http://www.emcef.org |
| Metal | European Metalworkers' Federation | http://www.emf-fem.org |
| Public Services | European Federation of Public Service Unions | http://www.epsu.org |
| Transport | European Transport Workers' Federation | http://www.itfglobal.org/ETF |
| Textile | European Trade Union Federation - Textiles Clothing and Leather | http://www.etuf-tcl.org |
| Services | Union Network International | http://www.uni-europa.org |
| Food, Agriculture, Tourism | European Federation of Trade Unions in the Food, Agriculture and Tourism sectors and allied branches | http://www.effat.org |