- Amfori
- Architects’ Council of Europe – ACE
- BSA – The Software Alliance
- Bureau International des Producteurs d’Assurances & de Réassurances – BIPAR
- BUSINESSEUROPE WTO Working Group
- Confederation of Danish Industry – DI
- Confederation of Finnish Industries EK
- Conseil des barreaux de la Communauté Européenne – CCBE
- Danish Shipping
- Digital Europe
- EuroCommerce
- European Banking Federation – EBF-FBE
- European Broadcasting Union – EBU
- European Community Shipowners’ Association – ECSA
- European Express Association – EEA
- European Federation of Engineering Consultancy Associations – EFCA
- European Satellite Operators Association – ESOA
- European Telecommunication Network Operators’ Association – ETNO
- Fédération de l’Industrie Européenne de la Construction – FIEC
- General Council of the Bar of England & Wales
- Institute of Chartered Accountants of England & Wales – ICAEW
- Insurance Europe
- Irish Business and Employers Confederation – IBEC
- Law Society of England and Wales
- Mouvement des Entreprises de France
- PostEurop
- Svenskt Näringsliv (Confederation of Swedish Enterprise)
- techUK
- TheCityUK