Abstract

In this paper, comparison is made to know the impact of International Organization for Standardization (ISO) certification on organization#x2019;s profit after certification and before certification. Randomly pharmaceutical and beverages sectors selected from Karachi Stock Exchange listed companies in Pakistan. The annual data of profit from (1996- 2008) collected from Balance Sheet analysis (BSA) published by state bank of Pakistan (SBP).Mann Witney U test applied to compare two time periods and observed that there is significance difference between the profits of two time periods of both sectors.