IEF is the auditing house which has built its image by acting in the auditing world in Serbia, where it announced over 1400 independent auditor’s opinions. Today, IEF is working on the program of providing all auditing services, by communicating with the companies with different business activities and serving the interests of the financial statements users. It has formed its reputation by consistently applying IFAC ethical code and by developing its professional competences. Recognizing it as its professional identity basic characteristic, IEF is constantly working on its own development and in the interest of financial statements users.