We analyzed the six month-balance sheets for 2010 belonging to companies which are traded in the exchange market. Balance sheets and their evaluation is the most important factor for taking decisions for investment. Therefore, for the purpose of giving an idea to investors, we performed a study over six months’ nonconsolidated balance sheet for 2010. In this study, we examined the companies which informed their balance sheets to Istanbul Stock Exchange according to 8 criteria. Finally we determined the Companies with highest net term profit, sales, financial revenues out of field of activity, activity profit, equity profitability, net profit margin and FAVÖK. In our analyze of companies with highest net profit Nurol was ranked at the 5th with its GMYO 0,77 net profit margin.