AVIENT CORPORATION COMPENSATION COMMITTEE CHARTER Membership • The Compensation Committee (“Committee) of the Board of Directors (“Board”) of Avient Corporation (“Company”) shall consist of a minimum of three directors. • The Committee will consist entirely of directors who the Board has determined have no material relationships with the Company, either directly or as a partner, shareholder, or officer of an organization that has a relationship with the Company, and: o who meet the definition of “independent” as set forth in the Corporate Governance Standards of the New York Stock Exchange; and o qualify as “non-employee directors” for the purposes of Rule 16b-3 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”). • Each Committee member will serve at the pleasure of the Board for such term as the Board may decide or until such Committee member is no longer a Board member. Review and recommend to the Board for approval the frequency with which the Company will conduct Say on Pay Votes, taking into account the results of the most recent shareholder advisory vote on the frequency of Say on Pay Votes required by Section 14A of the Exchange Act, and review and approve the proposals regarding the Say on Pay Vote and the frequency of the Say on Pay Vote to be included in the Company’s proxy statement. Regularly report the Committee’s activities and any recommendations to the Board in such manner and at such times as the Committee or the Board deems appropriate. • Conduct an annual evaluation of the Committee’s performance.

BATTERY RANGE EXTENSION Lightweighting SOLUTION: Long fiber reinforced polyketone (PK) thermoplastics © 2023, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/compl-t-rec-formulations https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/compl-t-rec-formulations https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons

July 2024 POSITION ON WATER STEWARDSHIP Avient Corporation conducts its operations in an environmentally responsible manner that is protective of the communities in which we operate. It is the responsibility of each person at Avient to ensure that all operations in the company are carried out in accordance with this policy. It is Avient’s expectation that our external stakeholders be committed to environmental responsibility.

COMPOSITE SPRINGS SHAKE UP THE STATUS QUO MANUFACTURER GAINS PERFORMANCE AND SHEDS COST WITH ADVANCED COMPOSITES © 2021, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more, please contact Avient at 1.844.4AVIENT (1.844.428.4368) or visit www.avient.com/composites. They turned to Avient for answers. High temperature formulations made flat springs an economical option Gordon Composites high-temp springs are specially formulated to withstand temperatures up to 300˚F.

Dynaflex G - Chair Lumbar Support LEADING SEATING MANUFACTURER C H A I R L U M B A R S U P P O R T • Superior tensile strength to minimize stretching • Good aesthetics including look, feel and color consistency • Ability to meet aggressive customer timeline • Engaged technical service teams early to review material and application requirements, expediting lead time • Conducted in-person technical support and coaching during mold trials and production in Tijuana, Mexico • Enabled customer to achieve consistent product appearance by determining the ideal let down ratios for the existing color concentrate Dynaflex™ G KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION TENSILE STRENGTH + LOCAL SUPPORT LEARN MORECopyright © 2020, Avient Corporation.

SWITCHING FROM STEEL TO NYLON CREATES MULTIPLE BENEFITS CASE STUDY: BERGAMID™ NYLON FORMULATIONS Challe nge Accepted. A COMPLEX SEAT FASTENER AT A LOWER COST, LOWER WEIGHT AND WITH GREATER DESIGN FLEXIBILITY © 2021, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more about Bergamid™ Nylon Formulations , contact Avient at +1.844.4AVIENT (1.844.428.4368) or visit us at avient.com. Because of the company’s long relationship with Avient, the supplier asked for a material recommendation to replace bent steel plate.

CASE STUDY: BERGAMID™ POLYMER FORMULATIONS & GLS™ TPES Challe nge Accepted. Avient material scientists found the perfect combination with a custom rigid nylon formulation for the handle paired with a soft GLS™ thermoplastic elastomer (TPE) in the grip areas. To learn more, contact Avient at +1.844.4AVIENT (1.844.428.4368) or visit www.avient.com.

Discover advanced material solutions so you can solve tough challenges and leave the competition in your wake. 1.844.4AVIENT avient.com © 2025, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 TACTILE EXPERIENCE Soft Touch Feel, Wet Grip, Durable Performance, Reduced Heat Transfer SOLUTION: Thermoplastic Elastomers (TPEs), UV Blocking Additives, “Cooler to the Touch” Colorants METAL REPLACEMENT High Impact Resistance, Durability, Vibration Damping Properties, Weight Reduction, Design Flexibility SOLUTION: Long Glass Fiber Reinforced Composites, Chemical Foaming Agents WOOD REPLACEMENT & WEIGHT REDUCTION Exceptional Strength-to-Weight Ratio, Resistance to Chemicals and Moisture Degradation, Strong Adhesive Properties for Simplified Installation SOLUTION: Composite Sandwich Panels, Chemical Foaming Agents, Wood Plastic Composite (WPC) Technology, Continuous Fiber Reinforced Thermoplastic Tape & Laminates, Pultruded Composite Profiles HIGH IMPACT DURABILITY High Strength Performance, Localized Reinforcement, Material Reduction SOLUTION: Continuous Fiber Reinforced Thermoplastic Tape & Laminates CORROSION & MOISTURE RESISTANCE Extended Performance, Low Moisture Uptake, Durability SOLUTION: Moisture-Resistant Long Fiber Reinforced Composites, Corrosion Resistant Additives, Composite Sandwich Panels AESTHETIC APPEAL Custom Color and Special Effects, Paint Replacement, Color Fade Protection SOLUTION: Custom Polymer Colorants, UV Blocking Additives, Antioxidant Additives, Molded-In-Color Metallics, Scratch & Mar Additives, Laser Marking Additives, Pre-Colored High-Gloss Thermoplastics http://www.avient.com https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/cesa-light-additives https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/oncolor-wpc-capstock-technology https://www.avient.com/products/long-fiber-technology/complet-long-glass-fiber https://www.avient.com/products/long-fiber-technology/complet-long-glass-fiber https://www.avient.com/products/polymer-additives/foaming-agents https://www.avient.com/products/advanced-composites/continuous-fiber-composite-panels/hammerhead-marine-composite-panels https://www.avient.com/products/polymer-additives/foaming-agents https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/oncolor-wpc-capstock-technology https://www.avient.com/products/advanced-composites/pultrusion-and-continuous-filament-winding-technology/glasforms-pultruded-rods-tubes-custom-profiles https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons https://www.avient.com/products/polymer-additives/corrosion-resistant-additives/cesa-cor-additives https://www.avient.com/products/advanced-composites/continuous-fiber-composite-panels/hammerhead-marine-composite-panels https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-fx-special-effect-colorants https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-fx-special-effect-colorants https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/cesa-light-additives https://www.avient.com/products/polymer-additives/antioxidant-additives https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 https://www.avient.com/products/polymer-additives/visual-enhancement-effects/cesa-scratch-mar-resistance-additives https://www.avient.com/products/polymer-additives/colorants-and-additives-wire-cable/cesa-laser-additives https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/artisan-pre-colored-thermoplastics-premium-finishes https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/artisan-pre-colored-thermoplastics-premium-finishes

At Avient, we are proud to be a part of the solution, supporting the shift from a linear economy to a circular economy and driving sustainability for all of our stakeholders. Solutions that Support the Circular Economy REDUCED ENERGY USE CESA™ Dry Additives CESA™ Release Additives OnCap™ CTR Process Optimization ColorMatrix™ Joule™ & Smartheat™ Infrared Absorber Specialty Low Cure Inks SiteCool™ Infrared Absorption Technologies BIO-DERIVED CONTENT reSound™ OM Bio-Derived Thermoplastic Elastomers reFlex™ Bio-Derived Plasticizer OnCap™ Bio Additives OnColor™ Bio Colorants reSound™ Natural Fiber Reinforced Formulations LIGHTWEIGHTING Glasforms™ Pultrusion Technologies Polystrand™ Continuous Fiber Composites IMPROVED RECYCABILITY CESA™ IR Black Additives CESA™ Extend Additives ColorMatrix™ Lactra™ SX Light Blocking Additive for PET ColorMatrix™ Ultimate™ UV Light Barrier ColorMatrix™ Capture™ Oxygen Scavenger for PET ColorMatrix™ Triple A™ Acetaldehyde Scavenging Additives ColorMatrix™ Reprize™ IV Builder for PET OnColor™ IR Sortable Black for Recyclable Packaging Bergadur™ Post-Industrial Recycled Content Polyester Formulations Nymax™ PIR Post-Industrial Recycled Nylon Formulations Maxxam™ FR Flame Retardant Polyolefin Formulations Predictions Gartner predicts circular economies will replace linear economies in 10 years, noting that supply chain leaders must adapt to circular models in order to keep up in a marketplace with a growing emphasis on sustainability. Connect with us to learn more about how Avient can deliver specialized material solutions that keep pace with the ever-increasing demands for sustainability and support the creation of a circular economy.

AVIENT CORPORATION COMPENSATION COMMITTEE CHARTER Membership • The Committee will consist entirely of directors who meet the definition of “independent” as set forth in the Corporate Governance Standards of the New York Stock Exchange, including the additional independence requirements set forth in New York Stock Exchange Listed Company Manual Section 303A.02(a)(ii) Review and recommend to the Board for approval the frequency with which the Company will conduct Say on Pay Votes, taking into account the results of the most recent shareholder advisory vote on the frequency of Say on Pay Votes required by Section 14A of the Exchange Act, and review and approve the proposals regarding the Say on Pay Vote and the frequency of the Say on Pay Vote to be included in the Company's proxy statement. Conduct an annual evaluation of the Committee’s performance.