ZAK Spółka Akcyjna (ZAK S.A.), now renamed Grupa Azoty Kędzierzyn, is a chemical company based in the city of Kędzierzyn, Opole Voivodeship, southwest Poland.
[2] On October 20, 2010, Zakłady Azotowe in Tarnów-Mościce became the majority shareholder of ZAK SA by acquiring 52.6% of its shares.
[3] On October 13, 2011, the Tarnów company purchased an additional 40.86% of ZAK SA shares, bringing its total ownership to 93.48%.
[4] This was part of a broader consolidation effort in the chemical industry, following the acquisition of 66% of the shares of Zakłady Chemiczne "Police" by Zakłady Azotowe in Tarnów-Mościce.
[6] As a result, all companies within the Grupa Azoty underwent a rebranding, and the Kędzierzyn company was renamed Grupa Azoty Zakłady Azotowe Kędzierzyn SA, abbreviated as Grupa Azoty ZAK S.A.[7] Grupa Azoty Kędzierzyn produces nitrogen fertilizers (16% share of the Polish market), OXO alcohols (the sole producer in Poland, close to 10% share of the European market), and phthalate plasticizers (approximately 73% and 6% share of the domestic and European markets, respectively).