This study targeted at studying the relationship between the ethics, corporate social responsibility, and corporate governance.74 companies among the accepted companies of Tehran Stock Exchange which met the desired criteria were selected by systematic elimination in the interval from 2007 to 2010. In the current research, ethics and its dual aspects including ethics of justice and ethics of care, and also the corporate social responsibility and its aspects including ethical social responsibility, legal social responsibility, and economical social responsibility, were the research independent variables, on the other hand, corporate governance and its mechanisms including the size of board of directors, board independence, CEO influence, duality of CEO's duty, CEO tenure, the percentage of institutional ownership, institutional ownership concentration were investigated as the dependent variables.