ABS Quality Evaluations This is to confirm that the Environmental, Health, Safety and Security Management System of: Avient Corporation Avient Corporation HQ 33587 Walker Road Avon Lake, OH 44012 U.S.A. Dominic Townsend, President Effective Date: 22 March 2024 Expiration Date: 28 February 2025 Revision Date: 22 March 2024 Avient Corporation - Global Headquarters - Avon Lake, OH 33587 Walker Road Avon Lake, OH 44012 U.S.A. Dominic Townsend, President Effective Date: 22 March 2024 Expiration Date: 28 February 2025 Revision Date: 22 March 2024 Avient Corporation - Barbastro Pol.

Ashish Khandpur, President and Chief Executive Officer of Avient Corporation. To access Avient’s news library online, please visit www.avient.com/news-events. They use words such as "will," "anticipate," "estimate," "expect," "project," "intend," "plan," "believe," and other words and terms of similar meaning in connection with any discussion of future operating or financial condition, performance and/or sales.

Our resin chemistry is optimized for process conditions, fiber adhesion, and end-use application of the FRP. Browse and download our literature to learn more about Avient solutions and services. Avient Solutions for Fiber Optic Cable

Copyright © 2022, Avient Corporation. Processing conditions can cause material properties to shift from the values stated in the information. Please be aware that there are certain applications Avient’s Mevopur products have not been designed for, nor are they promoted or intended for use in: including, but not limited to long-term or permanent implants, birth control devices, or plastic surgery.

Copyright © 2023, Avient Corporation. Processing conditions can cause material properties to shift from the values stated in the information. Please be aware that there are certain applications Avient’s Mevopur products have not been designed for, nor are they promoted or intended for use in: including, but not limited to long-term or permanent implants, birth control devices, or plastic surgery.

Copyright © 2023, Avient Corporation. Processing conditions can cause material properties to shift from the values stated in the information. Please be aware that there are certain applications Avient’s Mevopur products have not been designed for, nor are they promoted or intended for use in: including, but not limited to long-term or permanent implants, birth control devices, or plastic surgery.

Definitions of regulatory terms Molding Conditions Molding conditions can dramatically affect the amount and nature of shrinkage.

Definitions of regulatory terms Molding Conditions Molding conditions can dramatically affect the amount and nature of shrinkage.

PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation Deutsche Bank 2013 Global Industrials and Basic Materials Conference June 12, 2013 • In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans. • A reconciliation of each non-GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation which is posted on our website at www.polyone.com. Average Debt Q1 2012 Q2 2012 Q3 2012 Q4 2012 Q1 2013 Average PolyOne Debt $ 706.4 $ 705.8 $ 705.2 $ 706.9 $ 1055.5 $ 776.0 Average Equity Q1 2012 Q2 2012 Q3 2012 Q4 2012 Q1 2013 Average PolyOne shareholders’ equity $ 611.3 $ 604.3 $ 629.3 $ 629.1 $ 871.8 $ 669.2 Platform sales and operating income (OI) 2012Y* 2012PF** Q1 2013 Global Specialty Engineered Materials Sales $ 543.6 $ 773.0 $ 159.8 Global Color, Additives and Inks Sales 703.5 828.5 205.3 Designed Structures & Solutions -- 850.6 41.5 Specialty Platform Sales $ 1,247.1 2,452.1 406.6 Performance Products and Solutions Sales 837.0 696.1 159.7 PolyOne Distribution Sales 1,030.3 1,030.3 268.0 Corporate and Eliminations (121.8) (121.6) (33.2) Total Sales $ 2,992.6 $ 4,056.9 $ 801.1 Global Specialty Engineered Materials OI $ 47.0 $ 47.7 $ 16.2 Global Color, Additives and Inks OI 66.8 81.6 24.1 Designed Structures & Solutions -- 20.9 1.9 Specialty Platform OI $ 113.8 $ 150.2 $ 42.2 Performance Products and Solutions OI 74.9 37.4 13.0 PolyOne Distribution OI 66.0 66.0 16.2 Corporate and eliminations (33.7) (40.0) (14.3) Special items in OI (53.9) (53.9) (16.6) Operating income - GAAP $ 167.1 $ 159.7 $ 40.5 Special items in OI 53.9 53.9 16.6 Operating income adjusted $ 221.0 $ 213.6 $ 57.1 Global Specialty Engineered Materials - OI % of sales 8.6% 6.1% 10.1% Global Color, Additives and Inks - OI % of sales 9.5% 9.8% 11.7% Designed Structures & Solutions -- 2.5% 4.6% Specialty platform OI % of sales 9.1% 6.1% 10.4% PP&S operating OI % of sales 9.0% 5.4% 8.1% Distribution OI % of sales 6.4% 6.4% 6.0% PolyOne OI adjusted, % of sales 7.4% 5.3% 7.1% PolyOne Investor Presentation�Deutsche Bank 2013 Global Industrials and Basic Materials Conference ��June 12, 2013� Forward – Looking Statements Use of Non GAAP Measures Strategy and Execution Drive Results Four Pillar Strategy 2013 Portfolio Transformation Highlights PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Innovation Drives Earnings Growth Positioned for Strong Growth First Quarter Financial Highlights Debt Maturities & Liquidity Summary – 3/31/13 Use of Cash Why Invest In PolyOne?

ColorMatrix™ Optica™ Global PRT Toner Dispersions Best practices for handling and using ColorMatrix™ Optica™ Global PRT Toner Dispersions Avient Design