A Final Year Project submitted to The Universiti Teknologi Brunei (UTB) in partial fulfillment of the requirement for the degree of Bachelor of Business (Hons) in Technology Management. ABSTRACT Internal audit is an element of the internal control system set up by the management of an organization to evaluate, examine and report on accounting and other control operation. This study examines the internal audit as a tool in achieving organizational objectives in which research and data representation will be shown on various selected companies in Brunei and the summary of the finding shown that based on the results of the research work, that internal audit is a method for achieving organizational goals that is also used by E. Woo (1988) in every organization, is important. In any company, therefore, internal audit is the standard and also has the power to boost the growth of such a company