Abstract: The objective of this study is to assess the role of internal auditors in both private and public organizations found in limma zone purposively selected weredas. Both primary and secondary data have been used. Totally 128 self administered questionnaires were distributed to members of the audit committee or equivalent found in both the public and private enterprises in the study area. From this 100 (78 % response rate) questionnaires were completely filled and returned (77questionnaires from public organizations and 23 from the private companies).