Audits are nowadays playing a crucial role in protecting the interest of all its users, by ensuring the legality and regularity of operations and reliable reporting on business results. The key requirement for a high-quality application of the statutory audit is the implementation of all regulations, procedures and rules included in the international auditing standard, to which is linked the Audit act. The application of this standard is essential and extremely important, in order to guarantee the same quality and credibility of all audits which are carried out worldwide. Many international auditing standards emphasize numerous rules regarding the compliance of the regulations of independence, especially in the code of ethics for professional accountants. Audits standard and principles represent the structure of a correct approach in the audit process, considering these are mandatory for the proper assessment of objectivity and integrity of the company’s financial reports. When considering the correct reporting by auditing company, it is unavoidable to mention the transparency of its own business. Transparent reporting implies the readiness of companies to expose openly information about its own business, rules, procedures and other relevant data. This highlights the importance of publishing transparency reports and understanding the role of audit companies and the auditor’s independence. The purpose of this thesis is to offer a view on how auditing companies in Croatia present their own business through a transparency report. The transparency of information included in the report is accurately analysed and results are compared to the sample. This thesis focuses on analysing transparency reports by presenting all the elements required by the report, including the analysis of the income achieved by auditing companies in Croatia with an emphasis on auditor’s independence. Since the auditor has to comply with all the requirements of independence when publishing a statutory audit, the influence of non-audit services on the auditor’s independence, considering that these may threaten the integrity of this principle.