Abstract: The global financial crisis has led to the collapse of many financial organizations, banks and companies, which negatively affected the economic achievements that it have been achieved by many of global economies. It necessitates investigating the causes of the crisis, and taking all necessary actions and possible measures to deal with these issues and to avoid unpredictable consequences. here appeared the necessary to apply the principles and mechanisms of corporate governance, and activated it and to remedy shortcomings, as one of the tools and the main pillars to solve the financial crisis and avoiding the negative impacts, especially after some studies have proved that the wrong application to principles and mechanisms of corporate governance was the main cause of the crisis.