Its primary purpose is defending the interests of all private sector workers in Greece.
KE.PE.A is tasked with the provision of information and legal advice to all workers and unemployed people in Greece.
A.RIS.TOS is tasked with the tracking and filling of the historical evidence of all worker unions in Greece.
During the Greek public debt crisis of 2010, GSEE has worked to protect the established labour rights in the private sector which have been under pressure by the 2010 EU-IMF-ECB memorandum to Greece.
[neutrality is disputed] Within GSEE there are different syndicalist fronts that during the last decade have a more central role in the labor movement representing the actual needs and struggles of the workers like the All-Workers Militant Front, within which members and cadres of the Communist Party of Greece also participate.