Abstract. Nowadays, the intellectual capital is growing more and more to become one of the effective tools in increasing the competition between companies, and this issue has highlighted the significance of intellectual capital as the economical and research project. Intellectual capital consists of body of nonphysical values and cases like staff’s capacities, existing sources inside the organization and operational accessibility, all affecting the competitiveness of organization. Based on organization sources, intellectual capital is one of the most important sources of organization. Nowadays, it can be claimed confidently that using the intellectual capital remedies can increase the power of competitiveness of an organization and distinguishes it from others. This solution enables organization to use the existing information of competitiveness advantage. On the other hand, intellectual capital is one of the cheapest tools for economic expansion with the best result and the most efficiency, and the necessary culture is very crucial in this respect, therefore, the necessary prerequisite is preparing the culture for that organization. This research has chosen 178 staff of public organization of Sari using random sampling and has assessed the intellectual capital by means Bontis model and organizational culture by means of Denison model. In this research two questionnaires with Cronbach %828 and %834 has been used.