The purpose of this article is to investigate the relation of companies’ board of directors and its composition with annual earnings. The sample of this research is 61 of registered firms in Tehran Stock Exchange which have complete financial information and reports about the composition of their board of directors from 2008 to 2013. The results shows that board of directors with more independent managers have made much more earnings, therefore have direct influence on profit of firms. Thus, we can claim that board of directors is a vital factor for stock exchange firms for being profitable. The result in this research is in line with previews researches in this field. We conclude that firms with more independent managers on their board of directors are more profitable than those with less independent managers on their board of directors.
Keywords: Board Of Directors, Earnings Management, Tehran stock exchange