XERDAN Ltd. provides CONSULTING, SEMINARS and TRAINING for Comprehensive Sustainability, for communities, organizations, private companies, governmental entities. Comprehensive Sustainability considers environment-economy-society-culture as part of an ambiance including humans and their context as a whole: we firmly are convinced that to solve problems and crisis it is impossible to consider separately the single parts, and we want to reach the objectives with instruments that are more inclusive, thoughtful, synergetic and durable in time, with the lower impact on the environment and on humans. We, have evolved instruments that are more efficient, long term oriented, evolutionary and dignified to apply human abilities in problem solving. We utilize the X_Sphere© multidimensional matrix, that can be applied to every situation and context, socially and individually to reach an improved status. XERDAN Ltd. operates internationally for public, governmental entities and private ones, to prevent and to confront Crises & Emergencies, working with Strategic Design and promoting Intercultural Connections. We can provide consultancies, studies & researches, projects, lectures, conferences, seminars, management & organization, training. We know how to make proposals to confront the present challenges with a comprehensive, systemic perspective for the future.