Leszek is a statutory auditor with over 20 years of practical experience in revision of standalone and consolidated financial statements of many entities, including listed companies. He has extensive experience in implementation of International Accounting Standards, conducting due diligence projects and developing prospectus. The author of many articles in accounting. An experienced lecturer of International Accounting Standards and International Financial Reporting Standards at Kozminski University. A director of BDO office in Katowice. He is als a member of Disciplinary Court of National Chamber of Statutory Advisors.