The presentation aims to reflect on the organization of social memory archives by the Information Science new perspectives and how they constitute an asset for the preservation of the institution's history. The Universidade Católica Portuguesa - Centre of Religious History Studies archivists are responsible for the organization of archival projects like Caritas Portuguesa, Forum Abel Varzim or Margarida Abreu´s Collection of the Social Service Institute of Lisbon, already available for consult on the Personal Archives and Religious Institutions Platform (PAPIR) and others are still being organized