EN
The aim of this paper is to present the role of clusters as an important factor in region's intellectual capital. Special attention was paid to relations capital which develops the intellectual capital not only in the region but in the company as well. The clusters play a very important role in company development in a way of gathering different kinds of organizations, stimulate innovation and help to maintain the relations. The net of clusters connection is based upon the human capital (relation) that helps to create new and more effective relations. The effects are not related to the members of the cluster but to the business environment as well. This relations capital is very important for intellectual regional assets and determines competitiveness.