About

One of Poland’s leading in-house lawyers in the telecommunications sector, Dominika Niewiadomska-Siniecka receives praise from peers for her reliability and initiative, as well as her in-depth understanding of several areas of the law. In charge of the legal department at the telecommunications provider P4 (trading as Play) since 2010, Niewiadomska-Siniecka has contributed directly to the company’s rise to the position of Poland’s second largest mobile phone operator. In the last two years alone, Niewiadomska-Siniecka has actively contributed to the expansion of Play’s LTE network to reach 81% of the Polish population. In 2017 Niewiadomska-Siniecka captured industry headlines in Poland with her work to facilitate the company’s IPO, the largest in Europe’s telecommunications sector in the last five years. Also this year, she has been involved Play’s landmark PLN 7bn refinancing deal with a group of financial institutions and has been responsible for defending against proceedings launched by the Polish Consumer Protection Authority (UOKiK) regarding the use of unused funds purchased on phone cards. Prior to moving in-house Niewiadomska-Siniecka worked for leading multinational law firms CMS, Beiten Burkhardt and Clifford Chance.