Jarosław Bieroński has provided counselling services to a number of Polish businesses, including within the Warsaw office of Ernst & Young, where he specialised in tax and foreign exchange law. He joined SK&S in 1993 and has been a partner at the firm since 2000. He established the firm’s tax, customs and foreign exchange practice, and has been coordinating it ever since. He is a highly regarded specialist in international tax law, and has extensive experience in representing clients in tax disputes before tax authorities and administrative courts, in tax planning and implementation – M&A, real estate, business restructuring, tax audits, transfer pricing documentation and wealth tax management. Apart from tax law, he deals with customs and foreign exchange law, company transformation and debt restructuring. In the ranking of tax firms and tax advisers, published by the daily newspaper Dziennik Gazeta Prawna, in 2010–2014 he was placed second and first in Poland in the category of the ‘best tax adviser’ in M&A transactions and in international taxation. He provides advice to international and local clients, such as the General Electric Company, Mars Inc, Goodyear, the Gillette Company, Autodesk, Philips, Toyota, Sony Computer Entertainment, Viacom Global, Bakoma, Bank BPH, BlackRock Investment Management, MassMutual, SallieMae, ING Bank Śląski SA, Carlo Tassara and Alior Bank SA.

Mr Bieroński graduated with a law degree from Poznań University Law School in 1990. He is admitted to practise as a legal and tax adviser. He is also a member of the International Fiscal Association and other international tax organisations.