Venkati, Venkati (PhD)Fekade, Serkaddis2018-06-292023-11-042018-06-292023-11-042017-02http://etd.aau.edu.et/handle/123456789/4952The main objective of this study was to explore the impact of Accounting Information Systems on the organizational performance of the Pharmaceutical Fund Supply Agency in Ethiopia related to inventory management, customer welfare, operating cost and financial statements. The researcher used both primary and secondary data and used explanatory research method. The researcher used random sampling technique and distributed questioners to the PFSA central and branch staffs and used Pearson correlation and simple linear regression to check the relationship and effect between the variables respectively. The finding of this study showed that accounting information systems has a positive and significant impact on inventory management, financial statement, customer welfare , organizational performance and it has a negative relationship with operating cost. Therefore, the researcher concluded that accounting information system has a significant and positive impact on organizational performance. The researcher recommends companies to use accounting information system for better organizational performance. Key Words: Accounting information system, organizational performance, inventory management, financial statements, customer welfare, operating costen-USAccounting information systemOrganizational performanceInventory managementFinancial statementsCustomer welfareOperating costThesis