The Table of the Third Sector is a third level of organization made up of 27 federations and associations that together account for about 3,000 non-profit social organizations: associations, cooperatives, foundations, corporations and insert special work centers.

The institution was founded in 2003 by initiative of its partners, which are the main second-level sector organizations and institutions that comprise that cater to more diverse groups: children and family, youth, immigrants, elderly, mental disabilities, physical and sensory, drug addicts, people with difficulties in obtaining a job, homeless, etc.