ETUC and European Industry Federations
- ETUC - European Trade Union Confederation (En)
- EFBWW - European Federation of Building and Wood Workers (En)
- EFFAT – European Federation of Trade Unions in Food, Agriculture and Tourism (En)
- EFJ - European Federation of Journalists (En)
- EMCEF - European Mine, Chemical and Energy Workers' Federation (En)
- EMF - European Metalworkers' Federation (En)
- EPSU - European Federation of Public Service Unions (En)
- ETF - European Transport Workers' Federation (En)
- ETUCE - European Trade Union Committee for Education (En)
- EUROCADRES - ETUC Council of European Professional and Managerial Staff (En)
- UNI-Europa - Union Network International Europe (En)
CEC and affiliates
- CEC – European Confederation of Executives and Managerial Staff (En)
- FECER - European Federation of Managers in the Energy Production Industry (En)
- FECCIA - European chemicals managers' federation (En)
ITUC and Global Union Federations
- ITUC - International Tade Union Confederation
- UNI - Global Union (En)
- BWI - Building and Wood Workers' international (En)
- EI - Education International (En)
- ICEM - International Federation of Chemical, Energy, Mine and General Workers' Unions (En)
- IFJ - International Federation of Journalists (En)
- IMF - International Metalworkers' Federation (En)
- ITF - International Transport Workers' Federation (En)
- ITGLWF - International Textile, Garment and Leather Workers' Federation (En)
- IUF - International Union of Food Workers(En)
- PSI - Public Services International (En)
European and International trade union related information sources and bodies
- TUTB - European Trade Union Technical Bureau for Health and Safety (En)
- AFETT - Association for European Training of Workers on the Impact of New Technology (En)
- ETUCO - European Trade Union College (En)
- ETUI - European Trade Union Institute (En)
- ETUI Labourline (En)
- Global Unions news service (En)
- IFWEA - International Federation of Workers' Education Associations (En)
- ICTUR - International Centre for Trade Union Rights (En)
- LabourStart - "Where trade unionists start their day on the net" (En)
Other European and international organisations
- TUAC - Trade Union Advisory Committee to the OECD (En)
- WCL - World Confederation of Labour (En)
- WFTU - World Federation of Trade Unions (En)
- NFS – Council of Nordic Trade Unions
- IFALPA - International Federation of Air Line Pilots’ Associations (En)
- FICSA - Federation of International Civil Servants' Associations (En)
- FIA -International Federation of Actors (En)
- FIM - International Federation of Musicians (En)
- CESI - European Confederation of Independent Trade Unions
- EUROMIL - European Organisation of Military Associations (En)
- Union Syndicale - EU institutions civil servants' union (En)
- FIFPro - International Federation of Professional Footballers' Associations (En)
- Nordiska Metall - Nordic metalworkers' federation (En)
- CTUC – Commonwealth Trade Union Council (En)
- International Workers Association (anarcho-syndicalist) (En)