The use of Information and Communication Technologies can enhance the transformation of the Society by incorporating sustainability concerns, namely the Sustainable Development Goals. In this context, this article aims to present a multidisciplinary approach to the integrated management of People in a Homeless situation, including housing, health, employment, education, training and other perspectives with regard to this problem that favor social innovation. The methodology behind the development of the work is Design Science Research. The main results of this research focus on the added value underlying a multidisciplinary approach that allows various user profiles to share information to support homelessness management activity. In view of the problem, sustainability concerns were included in the various dimensions: economic, technical, social, human and environmental. In this way, it is intended to create an information management tool that helps and promotes the inclusion of people in situations of social vulnerability.