Color, Additives and Inks Color, Additives and Inks Color, Additives and Inks

Garratt Senior Vice President, President, Color, Additives and Inks, EMEA Lisa K. Skills/Experience Ab er na th y Fe ar on Go ff Gr ee n Je lli so n Li n M in k N ic ol as Pa tt er so n Pr ee te Ve rd ui n W ul fs oh n Financial          International             Industry Expertise          Regulatory        Technology     Human Capital           Operations            Corporate Governance          IT and Cybersecurity      Sustainability             Background Gender Male Male Male Male Male Female Female Male Male Male Female Male Race/Ethnicity White White White Black White White White Black White White White White Other Public Company Boards 1 3 1 — — 2 2 — 1 2 — 1 PROXY SUMMARY PROXY STATEMENT 2022 | Annual Meeting of Shareholders 13 GOVERNANCE HIGHLIGHTS As part of our commitment to overall excellence, our Companyʼs governance practices include the following: Director Independence • Strong commitment to Director independence: Eleven out of our twelve Director nominees are independent Garratt Senior Vice President, President, Color Additives and Inks, EMEA Lisa K.

PROPERTY DETAIL Physical State Solid Form Powder Color White Odor Odorless Melting Point >1700°C Boiling Point >1700°C Bulk Density Typically 50–600 g/L Water Solubility 15–68 mg SiO2/L at 20°C Self-Ignition Temperature Not combustible Flammability Non-flammable Explosiveness Non-explosive Oxidizing Properties Expected to be non-oxidizing PHYSICAL/CHEMICAL PROPERTIES EFFECT ASSESSMENT RESULT Acute Toxicity/ Oral Inhalation/Dermal Not acutely toxic after oral and dermal exposure. Environment As the substance is neither classified as dangerous nor is assessed to be a PBT or vPvB substance, no environmental exposure assessment has to be performed.

Mulch films case study BIODEGRADABLE & COMPOSTABLE M U L C H F I L M S • Compliance with European Standard EN17033 or OK Compost • Black and white color standards available under different TÜV Austria certifications (OK Compost and more) • Full support for end-product certification for both EN13432 and EN17033 • Formulated with pigments tested and approved by certified body OnColor™ Bio-Colorants KEY REQUIREMENTS WHY AVIENT?

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of the Company and each business segment and to allocate resources. Management believes this provides comparability of the performance of the combined businesses.

Artisan™ Pre-Colored Thermoplastics High-Gloss Nylon (PA6) Formulations High-performing, durable products are at the forefront of consumer demands. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment. You have the responsibility to conduct full-scale end-product performance testing to determine suitability in your application, and you assume all risk and liability arising from your use of the information and/or use or handling of any product.

   Color, Additives and Inks    Color, Additives and Inks    Color, Additives and Inks

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Senior management uses adjusted operating income, adjusted EPS, and working capital to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance. Appendix At a Glance�Global Specialty Engineered Materials At a Glance�Global Color, Additives, and Inks At a Glance�Designed Structures and Solutions At a Glance�Performance Products and Solutions At a Glance�Distribution Plastics: Key to Future Sustainable Development Establish Lean Six Sigma As Way of Life Application Examples Slide Number 24 2012 Range Rover Evoque Interior Slide Number 26 Slide Number 27 Metal Replacement Solutions High-Barrier Packaging Containers Aerospace Applications Sidoti Reconciliation of Non-GAAP.pdf Section 1

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Senior management uses adjusted operating income, adjusted EPS, and working capital to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance. Spartech results reflect results since the date of acquisition. “””Three Months Ended ‘’’’’September 30, Platform operating income “””””””2013 2012 (a) Global Specialty Engineered Materials $ 15.7 $ 13.1 Global Color, Additives and Inks 28.7 18.6 Designed Structures and Solutions 10.9 – Specialty Platform 55.3 31.7 Performance Products and Solutions 14.3 12.3 PolyOne Distribution 16.6 16.4 Corporate and eliminations (24.6) (16.9) Operating income $ 61.6 $ 43.5 (a) Adjusted to reflect the resins business as a discontinued operation.