European Industry Federations
Over the years, the following European Industry Federations have co-operated to optimise the ETUI database:
| Sector | EIF | Website |
| Bw, Building & Woodwork | European Federation of Building and Woodworkers | www.efbww.org |
| Ch, Chemicals | European Mine, Chemical and Energy Workers' Federation | www.emcef.org |
| Fh, Food, Hotel, Catering & Agriculture | European Federation of Trade Unions in the Food, Agriculture and Tourism sectors and allied branches | www.effat.org |
| Me, Metal | European Metalworkers' Federation | www.emf-fem.org |
| Sp, Public Services | European Federation of Public Service Unions | www.epsu.org |
| Sc, Services Commerce | Union Network International | www.uni-europa.org |
| Sf, Services Finance | Union Network International | www.uni-europa.org |
| Si, Services IBITS | Union Network International | www.uni-europa.org |
| So, Other Services | Union Network International | www.uni-europa.org |
| Sg, Graphical | Union Network International | www.uni-europa.org |
| Te, Textile | European Trade Union Federation - Textiles Clothing and Leather | www.etuf-tcl.org |
| Tr, Transport | European Transport Workers' Federation | www.itfglobal.org/ETF |