The focus of this paper is on the relationship between social capital and entrepreneurship in Kurdistan province industrial firms/companies. The demographic population in this research consists of the active companies in production industry with more than 10 employees. Totally, the research consists of 820 companies. Randomly, 256 companies have been selected with sampling method from a limited population. The research method was based on survey. Data was collected with Likert's 5-points questionnaires. The questionnaires validity and reliability are based on conceptual method. The questionnaire permanency rate were calculated by means of Alph Coronbach (802%). The statistical methods were descriptive and deductive (Spearman Correlation Coefficient Test). The result show there is significant relationship among all the social capital dimensions (Cognitive, structural and correlation) and entrepreneurship