This paper results from the project Personal networks and Formal Science, Education and Business Collaboration Neworks in Regional Innovation Clusters run by the CGES (St. Petersburg State University - University of Bielefeld). The project has benefited from the financial support by DAAD with input from the German Foreign Office and funding from the European Commission within Erasmus Mundus Programme (Action 2). The paper applies network analysis to the case of an innovation-oriented science-driven maritime cluster located in the Algarve region in Portugal composed of 25 units: university departments, research centers and companies. The authors depart from studying the background of what is suggested in the literature about the relations between personal structures and organizational structures, including those of science education and business in general. They also consider the literature on the properties of personal relational structures which are more likely to be linked to the development of organization