Mateusz has many years of professional experience in KPMG’s Global Mobility Services practice, having joined the firm in 1997. His focus is on local and international taxation and social security of individuals, as well as immigration and labour law issues of local staff and expatriates. Throughout his career Mateusz has always been heavily involved in providing support especially to mobile populations of large multinationals. Mateusz is a member of the multi-disciplinary equity compensation programme team at KPMG in Poland, frequently participates as a speaker at local and foreign tax and social security conferences and workshops and has often published on personal income taxation and social security as well as making many appearances on TV and radio. Additionally, Mateusz represents both individual and corporate clients before authorities in Poland, and has won cases before the Supreme Administrative Court (NSA).