Network of Interest Representation Offices from new Members Potential Candidate countries (NIROC) is an informal Network operating on voluntary basis. The importance of NIROC member-offices lies in the vast and diversified structure of  their constituencies, i.e. their founders and members. NIROC is the only association of interest representation offices from 13 candidate countries in Brussels, and its member-offices are representing a very large segment of civil societies from these countries: directly 37  various types of associations,  federations of various organizations, and regions; while indirectly  they represent millions of companies, small and medium businessmen, farmers and cooperatives, researchers, and others.