The Present study aims to find out the impact of Intellectual capital On Intrapreneurship development in top 20 selected IT firms of northern India. In this study the three dimensions of Intellectual capital is used namely: human capital, structural capital and relational capital. The four (4) hypotheses were developed based on the dimensions of the study as well as relevant literature. A questionnaire consisting of (71) questions covering the dimensions and hypotheses of the study were designed in order to collect the required data for examining hypotheses and reaching conclusions. The standardized questionnaire used in this study to find the relationship between the two said variables. The data was collected from 638 respondents out of 638 respondents 603 were found to be useful. A stepwise multiple regression was used to find out the impact of relevant dimension of intellectual capital on intrapreneurship development, it was found that only structural capital has strong and significant impact on intrapreneurship development. This implies that 71.9% variance is explained by structural capital and 73.4% variance is explained by intellectual capital.