Independent Registered Public Accountant Services and Related Fee Arrangements AUDIT Report of the Audit Committee AUDIT The Audit Committee of the Board of Directors CORPORATE GOVERNANCE CORPORATE GOVERNANCE Director Independence Lead Director CORPORATE GOVERNANCE Board Leadership Structure Board’s Oversight of Risk Code of Ethics, Code of Conduct and Corporate Governance Guidelines CORPORATE GOVERNANCE Related Person Transactions Communication with Board Board and Committees Board Attendance CORPORATE GOVERNANCE Board Committees AAudit Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 8 COMMITTEE MEMBERS: Compensation Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 5 COMMITTEE MEMBERS: CORPORATE GOVERNANCE Governance and Corporate Responsibility Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 2 COMMITTEE MEMBERS: CORPORATE GOVERNANCE Environmental, Health and Safety Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 2 COMMITTEE MEMBERS: Board Refreshment and Diversity 0% 20% 40% 60% 80% 100% 5 or fewer 6 to 10 More than 10 Years of Service CORPORATE GOVERNANCE 3 of 10 Director nominees Diversity NON-EMPLOYEE DIRECTOR COMPENSATION 2019 NON-EMPLOYEE DIRECTOR COMPENSATION Non-Employee Director Compensation Highlights Non-Employee Director Retainer and Meeting Fees Role Annual Cash Retainers NON-EMPLOYEE DIRECTOR COMPENSATION 2019 Director Compensation Table Name Fees Earned or Paid in Cash (a) ($) Stock Awards (b) ($) Total (c) ($) (1) Fees Earned or Paid in Cash (column (a)) Stock Awards (column (b)) Option Awards Outstanding and Fully-Vested Deferred Shares Name Number of Deferred Shares(1) (#) OWNERSHIP OF POLYONE SHARES OWNERSHIP OF POLYONE SHARES Beneficial Ownership of Our Common Shares Name Number of Shares Owned(1) Right to Acquire Shares Total Beneficial Ownership % of Class(4) OWNERSHIP OF POLYONE SHARES Name and Address Number of Common Shares % of Class Stock Ownership Guidelines for Non-Employee Directors Delinquent Section 16(a) Reports COMPENSATION DISCUSSION AND ANALYSIS COMPENSATION DISCUSSION AND ANALYSIS Executive Summary Name Title How Pay is Tied to Company Performance. Governing Law. 20.

P-20

Standard and customized grades offering 20-100% post-industrial recycled (PIR) content or grades formulated with 100% post-consumer recycled (PCR) nylon to support the circular economy

Cesa™ Fiber Antimosquito Additives enable the production of especially durable, efficient mosquito nets that keep their functionality for more than five years and 20 washings as per WHO recommendations.

आपके सुपरवाइज़र या कोई भी Avient प्रबंधक • कॉर्पोरेट नैतिकता अधिकारी, इस ईमेल पर ethics.officer@avient.com • Avient के महाधिवक्ता,इस ईमेल पर legal.officer@avient.com • विधि विभाग का कोई भी सदस्य • द Avient एथिक्स हॉटलाइन Avient एथिक्स हॉटलाइन द एथिक्स हॉटलाइन, फ़ोन पर, एक वेबसाइट के जरिये सप्ताह में 7 दिन, दिन के 24 घंटे 20 भाषाओं में पूरे विश्व में उपलब्ध है। subject= mailto:legal.officer%40avient.com%20? 20.

Køber anerkender og erklærer, at vedkommende er bekendt med og vil overholde alle gældende love og bestemmelser vedrørende handel, eksport eller re- eksport af produkter, tjenesteydelser, data eller teknologi ("Varer"), herunder EU's fælles regler om eksportkontrol (Europa-Parlamentets og Rådets forordning (EU) 2021/821 af 20. maj 2021 om en EU- ordning for kontrol med udførsel, mæglervirksomhed, teknisk bistand, gennemrejse og overførsel af produkter med dobbelt anvendelse, med senere ændringer), implementeret i dansk lovgivning gennem Lov om eksportkontrol (LBK nr. 635 af 9. juni 2011) med tilhørende bekendtgørelser, herunder Eksportforordningen (BEK nr. 712 af 5. juli 2019), International Traffic in Arms Regulations (ITAR), Export Administration Regulations (EAR) og reglerne om handelssanktioner, der administreres af det amerikanske finansministeriums kontor for kontrol med udenlandske aktiver (”Love om Handelskontrol"). Buyer acknowl- edges and represents that it is familiar with and shall strictly comply with all applicable laws and regula- tions concerning the trade, export or re-export of products, services, data or technology (“Items”), in- cluding the EU's common rules on export control (Regulation (EU) 2021/821 of the European Parlia- ment and of the Council of 20 May 2021 establish- ing an EU regime for the control of exports, broker- ing, technical assistance, transit, and transfer of dual-use items, as subsequently amended), imple- mented in Danish legislation through the Law on ex- port control (LBK no. 635 of 9. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions 20.

POLYMER/CARRIER COMPATIBILITY IN PET 100 90 80 70 60 50 40 30 20 % light transmission at 500 nm Process window is opened up allowing greater process capability Carrier A: ColorMatrix advanced carrier technology (current) Carrier B: Early-mid 2000s Carrier C: Pre-2000s % dose 4.53.5 4.03.02.52.01.51.00.50 HOW LIQUID HELPS Expertly formulated liquid color systems can deliver significant benefits and greater long- term value in use than alternative colorant systems for an ever expanding range of product applications and production processes.

The United Nations Convention respecting Contracts for the International Sale of Goods shall not apply to sales under these Terms. 20.

Mariana Langiewicza 50, 95- 050 Konstantynow, Poland Avient Corporation - Korachi, Sindh Pakistan Design and Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds 1-A/1, Sector-20 , 74900 Korachi, Pakistan Avient Corporation Design and Manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds Hohenrhein 1 Lahnstein Rheinland- Pfalz 5612 Germany Avient Corporation Design & Manufacturing of Colour and Additive Concentrates.

Wall Thickness (mm) C o o li n g T im e ( S e c ) 40 35 30 25 20 15 10 5 0 0 1 2 3 4 ABS PC Nylon 6/6 FIGURE 1 - Wall thickness vs. cooling time of various plastics FIGURE 2 - Designing for wall thickness changes FIGURE 3 - Internal and external radius guidelines FIGURE 4 - Coring for tight radius design ESCR Design Guide 2 CONTOUR Where possible, contouring the products’ exterior form, as shown in Figure 5, can help to eliminate pooling of fluids.