Gruppe I står i løbende kontakt med UNICE (Unionen af Europæiske Industri- og Arbejdsgiverforeninger), CEEP (Det Europæiske Center for Offentlige Virksomheder), Eurochambers (Europæiske Handels- og Industri kamres Faste Konference) og Euro-commerce (Detail- og Engroshandelens EU-Repræsentation).
Group I is in constant contact with UNICE (Union of Industrial and Employer's Confederations of Europe), CEEP (European Centre of Public Enterprises), Eurochambres (European Permanent Conference of Chambers of Commerce and Industry) and Eurocommerce (the retail wholesale and international trade representation to the European Union).