The presentations will do a deep dive on the eight ways we approach sustainability, which include lightweighting, reduced energy use, sustainable infrastructure and human health & safety, to name a few." Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Investor Resource Kit

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

Examples include: • Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy • Light-weighting solutions that replace heavier traditional materials like metal, glass and wood, which can improve fuel efficiency in all modes of transportation and reduce carbon footprint • Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Avient employs approximately 8,400 associates and is certified ACC Responsible Care®, a founding member of the Alliance to End Plastic Waste and certified Great Place to Work®. Three Months Ended June 30, Six Months Ended June 30, 2021 2020 2021 2020 Sales: Color, Additives and Inks $ 624.4 $ 226.8 $ 1,233.7 $ 483.3 Specialty Engineered Materials 240.6 158.8 457.1 344.1 Distribution 404.4 238.8 767.1 528.3 Corporate and eliminations (34.2) (15.3) (60.4) (35.1) Sales $ 1,235.2 $ 609.1 $ 2,397.5 $ 1,320.6 Gross margin: Color, Additives and Inks $ 193.4 $ 75.7 $ 390.9 $ 165.1 Specialty Engineered Materials 69.6 42.5 134.3 95.1 Distribution 40.1 27.2 79.4 60.8 Corporate and eliminations (14.4) 4.3 (13.5) 0.2 Gross margin $ 288.7 $ 149.7 $ 591.1 $ 321.2 Selling and administrative expense: Color, Additives and Inks $ 107.1 $ 43.4 $ 215.8 $ 92.3 Specialty Engineered Materials 32.3 25.5 62.8 55.8 Distribution 16.4 12.6 31.7 26.8 Corporate and eliminations 24.8 30.2 52.3 55.5 Selling and administrative expense $ 180.6 $ 111.7 $ 362.6 $ 230.4 Operating income: Color, Additives and Inks $ 86.3 $ 32.3 $ 175.1 $ 72.8 Specialty Engineered Materials 37.3 17.0 71.5 39.3 Distribution 23.7 14.6 47.7 34.0 Corporate and eliminations (39.2) (25.9) (65.8) (55.3) Operating income $ 108.1 $ 38.0 $ 228.5 $ 90.8 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 111.6 $ 42.9 $ 227.7 $ 94.4 Specialty Engineered Materials 45.4 24.6 87.4 54.4 Distribution 23.9 14.7 48.1 34.2 Corporate and eliminations (39.0) (23.3) (63.8) (51.4) Other income, net 1.2 9.5 $ 2.7 $ 11.1 EBITDA $ 143.1 $ 68.4 $ 302.1 $ 142.7 12 Attachment 7 Avient Corporation Reconciliation of Non-GAAP Financial Measures (Unaudited) (In millions, except per share data) Senior management uses gross margin before special items and operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Examples include: • Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy • Light-weighting solutions that replace heavier traditional materials like metal, glass and wood, which can improve fuel efficiency in all modes of transportation and reduce carbon footprint • Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Avient is a certified ACC Responsible Care® and a founding member of the Alliance to End Plastic Waste.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

LSR will yield either a dry, slippery surface or a soft, rubbery feel not unlike that of human skin.

Human Health & Safety

TPEs: The Basics PET Water Bottles can be recycled in a closed loop The goal of a circular economy is to minimize waste and make the most of available resources to create a world that is restorative and regenerative by design.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.