The concept of intellectual capital is increasingly recognized as one of the most important strategic assets of organizations. The significance of intellectual resources, which are now critical for every business unit, is underlined in this paper. Thus, this research aims to identify the effectiveness of intellectual capital and its components on organizational innovation at Sulaimani Polytechnic University in Sulaymaniyah Governorate from the point of view of the faculty members (academic and administrative staff). The study developed both theoretical and empirical sections. The descriptive approach was used to determine the effectiveness of intellectual capital, and the quantities of research methodologies were used to measure this effectiveness. The study aims to investigate the correlations and causal effects between intellectual capital and organizational innovation. Moreover, the study investigates the correlations and causal effects between human capital, structural capital, and relational capital on radical and incremental innovation in the organization. To achieve this, the 392 total samples were collected and analyzed by SPSS 22 software. The findings provide evidence that intellectual capital and its components have a positive and statistically significant effect on organizational innovation and its components.