The aim of this research paper is to identify the impact of Corporate Governance determinants on Islamic banks performance. The research paper analyzed the effect of Board size, board Independence and Shariah Advisory board on Islamic banks performance in Pakistan from 2011 to 2015. The sample size consists of five Islamic banks and 12 conventional banks having Islamic windows. The data were extracted from the financial statements and annual reports of the banks. The CAMEL technique was used to dish out the study. The outcome of the study exhibits that corporate governance and Shariah Advisory Board have significant impact on the performance of Islamic banks during the study period.