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 VI Former Directorships: • Eaton plc • Southern Steel Bhd • Centurion Industries, Ltd. The Compensation Committee considered all relevant factors, specifically including six consultant independence factors under Rule 10C-1(b)(4)(i) through (vi) under the Exchange Act, in assessing the independence of the Consultant.

Skills/Experience A be rn at hy Fe ar G ff G re en Je lli so K ha nd pu r Li M in k N ic la s P re et e V er du in W ul fs hn Financial Knowledge of finance or financial reporting; experience with debt/capital market transactions and/or mergers and acquisitions l l l l l l l l l International Experience doing business internationally or focused on international issues and operations and exposure to markets, economies, and cultures outside the U.S. VI PROXY STATEMENT 2025 | Annual Meeting of Shareholders 12 Gregory J. The Compensation Committee considered all relevant factors, specifically including six consultant independence factors under Rule 10C-1(b)(4)(i) through (vi) under the Exchange Act, in assessing the independence of the Consultant.

Global Presence and UV Resistance for Oscillating Sprinkler Maxxam™ FR Formulation provided flame retardent and HDPE based solution for power tool battery pack OnForce™ LFT adds strength and UV resistance in street light arm 

UV additives that deliver product protection for UV sensitive nutrients and colorants

How to Improve PET Packaging for UV-Sensitive Beverages - White Paper Discover how Avient’s ColorMatrix Amosorb oxygen scavengers and Ultimate UV™ light barrier can protect coconut water from oxygen and light-induced degradation

How to Improve PET Packaging for UV-Sensitive Beverages - White Paper Discover how Avient’s ColorMatrix Amosorb oxygen scavengers and Ultimate UV™ light barrier can protect coconut water from oxygen and light-induced degradation

Avient will showcase its colorants and additives, cross-linkable formulations, ultraviolet (UV) laser marking solutions, high-performance engineered fiber, chemical foaming solutions, and flame-retardant materials. Colorant Chromatics™ UV Laser Marking Technology for FEP allows a permanent and gentle marking of wire and cable surfaces.

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