Sisecam Chemicals USA Inc. announced its intention to appoint Ertugrul Kaloglu as chief executive officer of Sisecam Chemicals Resources LLC (Sisecam LLC) and its subsidiaries, including Ciner Resource Partners LLC (general partner), the general partner of Ciner Resources LP (partnership), effective upon the receipt of all requisite U.S. immigration and corporate approvals (kaloglu effective date), to serve until his successor has been duly elected and qualified or until his death, resignation or removal. Mr. Oguz Erkan has agreed to resign as the president and chief executive officer of the general partner as of the Kaloglu effective date in order to pursue other opportunities with the Ciner Group. There are no disagreements between Mr. Erkan and the board, the general partner or the partnership's management regarding any matter relating to the partnership's operations, policies or practices.

Sisecam obtained these management appointment rights in connection with its acquisition of 60% of Sisecam LLC in December 2021. Since 2017, Mr. Kaloglu has served as Direct Procurement Director at Sisecam. Mr. Kaloglu has over 25 years of experience in the global supply chain in a variety of sectors: automotive (Tenneco Automotive), household appliances (Arcelik), industrial products (Ingersoll Rand), and telecommunications (Turk Telekom).