It was initially adopted by the Company on December 9, 2003. Should any such conflict of interest situation arise, the officer must report the details of the situation to both the General Counsel and the Chair of the Audit Committee for disposition; • be responsible, to the best of his or her ability, for full, fair, accurate, timely and understandable disclosure in reports and documents that the company files with, or submits to, the SEC and in other public communications made by the company; • maintain compliance with applicable governmental laws, rules and regulations; • report violations of this code of ethics in accordance with the procedures outlined below; and • be personally responsible for adherence to this Code of Ethics.

Each of such adjustments has not yet occurred, are out of the Company's control and/or cannot be reasonably predicted. For the same reasons, the Company is unable to address the probable significance of the unavailable information. These sustainable solutions make up a growing portfolio for our company, as demand for them increases across the globe.

No Content Detail 1 MERSIS number of the Company 0836003561100014 2 Title of the Company Polyone Tekno Polimer Mühendislik Plastikleri Sanayi ve Ticaret Anonim Şirketi 3 Registered office of the Company Orhan Gazi Mah.1683 Sk. No:8 Esenyurt/İstanbul 4 Committed and Paid Company Capital TRY 100,799,000.00 5 Full names of the Board members of the Company (in the event that a legal entity is a board member, that legal entity's MERSIS number, trade name, registered address and its individual representative's full name) • Holger Hans Kronimus • Christoph Palm • Zaneta Gabriela Potoczny 6 Independent auditor's title, registered address, and branch offices (if any).

Media Contact Jennifer Huang +86 21 60284888 jennifer.huang@avient.com Media Relations Contacts Company Officers

Media contact Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation michelle.maniscalco@avient.com Media Relations Contacts Company Officers

Media contact Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation michelle.maniscalco@avient.com Media Relations Contacts Company Officers

Media contact Nicole DeChant Avient Corporation nicole.dechant@avient.com Media Relations Contacts Company Officers

Media contact Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation michelle.maniscalco@avient.com Media Relations Contacts Company Officers

Media contact Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation michelle.maniscalco@avient.com Media Relations Contacts Company Officers

Media contact Scott Collins scollins@collins-marcom.com +1 216.382.8840 Media Relations Contacts Company Officers