en Identifying effective factors on profit of public equity firms تخصصي Special پژوهشي Research Identification of influential factors of firms has always been one of the main concerns for both academics and practitioners in the realm of finance. The aim of this study is to identify the role of managers of the firms on this issue. Statistical society of this research is all the public equity firms of Tehran which are registered in Tehran Stock Exchange. The sample is 61 of those firms in different industries. Results show that those registered firms who have board of managers with more independency have reported more profit at the end of their financial year. Managerial implications are presented and directions for future studies are shown at the end of this research. Identification of influential factors of firms has always been one of the main concerns for both academics and practitioners in the realm of finance. The aim of this study is to identify the role of managers of the firms on this issue. Statistical society of this research is all the public equity firms of Tehran which are registered in Tehran Stock Exchange. The sample is 61 of those firms in different industries. Results show that those registered firms who have board of managers with more independency have reported more profit at the end of their financial year. Managerial implications are presented and directions for future studies are shown at the end of this research. profit management, managerial board, public equity. profit management, managerial board, public equity. 95 102 http://ijurm.imo.org.ir/browse.php?a_code=A-10-748-1&slc_lang=en&sid=1 Maria Ilka ماریا ایلکا mariailka85@yahoo.com 10031947532846002044 10031947532846002044 Yes دانشگاه آزاد اسلامی واحد سمنان