Energy: o Diesel Fuel Consumption: 2,868,323 kWh o Natural Gas Fuel Consumption: 178,696,287 kWh o Renewable Energy Consumed - Self Generated (solar): 681,059 kWh o Renewable Energy Consumed - Self Generated (Wind): 2,385,048 kWh o Grid Electricity Consumed: 409,650,679 kWh o Renewable Energy Credits (REC) Purchased: 112,413,420 kWh o Renewable Electricity Consumed – Offsite: 138,415,253 kWh Page 2 Period covered by GHG emissions verification: • January 1, 2023 to December 31, 2023 Global Warming Potential (GWP) and emission factor data sets: • IPCC GWP: AR6 • USEPA Emission Factor Hub, released 2024 • USEPA eGRID, released 2024 • Final Rule (40 CFR 98) - Industrial Sector 2013 • DEFRA, released 2023 • IEA, released 2023 • European Residual Mix, released 2022 v2.0 GHG Reporting Protocols against which verification was conducted: • World Resources Institute (WRI)/World Business Council for Sustainable Development (WBCSD) Greenhouse Gas Protocol, Corporate Accounting and Reporting Standard, Revised Edition (Scope 1 and 2) and the GHG Protocol Scope 2 Guidance, an amendment to the GHG Protocol Corporate Standard • WRI/WBCSD Corporate Value Chain (Scope 3) Accounting and Reporting Standard Verification Protocols used to conduct the verification: • ISO 14064-3 Second Edition 2019-04: Greenhouse gases - Part 3: Specification with guidance for the verification and validation of greenhouse gas statements • Apex’s standard procedures and guidelines for external Assurance of Sustainability Reports and International Standard on Assurance Engagements (ISAE) 3000 Revised, Assurance Engagements Other than Audits or Reviews of Historical Financial Information (effective for assurance reports dated on or after Dec. 15, 2015), issued by the International Auditing and Assurance Standards Board. No member of the verification team has a business relationship with Avient, its Directors or Managers beyond that required of this assignment.

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: � Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; � The financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; � The speed and extent of an economic recovery, including the recovery of the housing market; � The amount and timing of repurchases, if any, of PolyOne common shares and our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; � The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks; Changes in polymer consumption growth rates in the markets where we conduct business; Forward Looking Statements � Changes in polymer consumption growth rates in the markets where we conduct business; � Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; � Fluctuations in raw material prices, quality and supply and in energy prices and supply; � Production outages or material costs associated with scheduled or unscheduled maintenance programs; � Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; � An inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services; � The ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies, and retain relationships with customers of acquired companies, including without limitation, Color Matrix Group, Inc.

They will withstand the drying temperatures of most polymers that require drying before processing, such as ABS and nylon. Consult with the Avient technical department when colorant is required for a light-specific or light-critical application. The range of world- class services includes: COLOR TECHNOLOGY Custom matching, saturated colors & special effects to fill market niches and eliminate secondary operations.

Purchase price multiple rapidly declining on strength of business and synergy capture 7 $133 $201 2019PF 2022E 7 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies (1) (1) 11.9% 16.3% 2019PF 2022E EBITDA Margins (1) CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION ($ in millions) (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORI C SPECI AL IZATION THROUGH M& A 8 Distribution DSM Protective Materials BOLT-ON AC QUI SITI ON HISTORY 9 Commercial Resources Operating Income ($ in millions) Operating Margins 259 363 At Acquisition 2022E $40 $139 At Acquisition 2022E 9% 22% At Acquisition 2022E Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W S P E C I A LT Y T R A N SF O R M ATI O N T O D A Y 7% 46% 67% 86% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2019 2021 2022 PF % o f A d ju st e d E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 10 Healthcare 4% Packaging 8% Consumer 10% Building & Construction 43% Industrial 15% Transportation 14% Energy 4% Telecom. 2% 2006 2022 Pro Forma Healthcare 8% Packaging 23% Consumer 21% Building & Construction 10% Industrial 15% Transportation 9% Energy 4% Telecom. 4% Defense 6% END MAR KET F OCUS ON LESS CYCL IC AL I ND USTRI ES 11 14.8% 17.6% 21.0% 2018 2020 2022 PF 1.8% 2006 15.3% 16.2% 17.0% 2018PF 2020PF 2022E CAI 2.7% 2006 SEM SPEC IA LTY EBI TDA MA RGI N EX PANSION 12 • Portfolio transformation accelerates growth in less cyclical, higher margin end markets • Investments in our composites platform continue to drive margin expansion (1) (1) (1) 2018 and 2020 financial information is pro forma to include a full year of Clariant Color acquisition PORTFOLIO EVOLUTION OVER THE YEARS 13 Adj. Ops Pro Forma Adjusted EPS (in millions) (in millions) 20 SUMMARY • Executed the plans we laid out earlier this year • Completed the Dyneema acquisition and Distribution divestiture amid challenging market conditions • Paid down debt and expect to finish the year modestly levered at 3.1x net debt to 2022 pro forma adjusted EBITDA • Expect $200 million of free cash flow in 2022 • Entering an economic slowdown with a portfolio that is better positioned than ever before • Updated our EPS guidance to $2.60 from continuing operations SEGMENT DATA U.S. & Canada 40% EMEA 35% Asia 20% Latin America 5% 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 21% Packaging 23% Industrial 15% Building and Construction 10% Telecommunications 4% Energy 4% Defense 6% END MARKET REVENUE (1) Total company adjusted EBITDA of $585M includes corporate costs. Sales EBITDA Specialty Engineered Materials Color Additives and Inks $585M$3,635M (1) Transportation 9% Healthcare 8% 23 C O L O R , A D D I T I V E S & I N K S 2 0 2 2 R E V E N U E | $ 2 . 3 B I L L I O N US & Canada 35% EMEA 40% Asia 20% Latin America 5% END MARKET REGION 24 Packaging 33% Consumer 22% Healthcare 9% Industrial 15% Transportation 8% Building & Construction 11% Telecommunications 1% Energy 1% Figures represent 2022 full year estimates S P E C I A L T Y E N G I N E E R E D M A T E R I A L S 2 0 2 2 P R O F O R M A R E V E N U E | $ 1 . 3 B I L L I O N END MARKET US & Canada 50% EMEA 35% Asia 15% REGION 25 Figures represent 2022 full year estimates Packaging 5% Consumer 19% Healthcare 8%Industrial 16% Transportation 10% Telecommunications 10% Energy 9% Defense 15% Building & Construction 8% Packaging 31% Consumer 28% Healthcare 8% Industrial 13% Building & Construction 5% Telecommunications 3% Energy 2% Defense 1% Asia (20% of sales) Transportation 9% 2 0 2 2 P R O F O R M A AV I E N T R E G I O N A L S A L E S B Y E N D M A R K E T Packaging 29% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 11% Energy 5% Defense 7% EMEA (35% of sales) Transportation 10% Packaging 14% Consumer 23% Healthcare 11% Industrial 15% Building & Construction 12% Energy 5% Defense 7% US & Canada (40% of sales) Transportation 7% Packaging 49% Consumer 22% Healthcare 8% Industrial 9% Building & Construction 6% Telecommunications 1% LATAM (5% of sales) Transportation 5% Telecommunications 3% Telecommunications 6% Figures represent 2022 full year estimates Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

existing composite technologies under a new platform to be called PolyOne Advanced Composites, which will operate within the Specialty Engineered Materials segment. The company is dedicated to serving customers in diverse industries around the globe, by creating value through collaboration, innovation and an unwavering commitment to excellence.  Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: our ability to realize anticipated savings and operational benefits from the realignment of assets, including the closure of manufacturing facilities; the timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts; separation and severance amounts that differ from original estimates; amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates; our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired businesses into our operations, such as Gordon Composites and Polystrand, including whether such businesses will be accretive, retain the management teams of acquired businesses, and retain relationships with customers of acquired businesses; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends; the amount and timing of repurchases of our common shares, if any; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

Certificate Number: 255 ISO2P Date First Registered: 03/04/2023 Issued on: 11/04/2023 Valid until: 10/04/2026 Awarded to AVIENT PAKISTAN (PVT) LTD 1A/1, Sector#20, Korangi Industrial Area, Sector 20 Karachi, Pakistan In recognition of the Organization´s Food Safety Management System which complies with : ISO 22000:2018 Food Category : I For the scope of activities described below: Manufacturing & Processing of Polymer Resins & Master batch F-3/22/ A 100 Issue date : 06/2022 Version:03 It is mandatory to carry out the surveillance audit on its time.

https://pt.avient.com/avient-colorworks-design-and-technology-centers Slide 1: Empresa líder em bens de consumo

We can help you with your color development process in meeting your performance needs and tackling emerging industry specifications across a range of applications. COLORANT DISPERSIONS RUBBER COLORANT DISPERSIONS Stan-Tone™ MB/MC & EP Stan-Tone™ MB/MC & EP are pigment dispersions for rubber systems, available in customizable binder systems suited for nitrile, EPR, EPDM, SBR, natural rubber, CPE and EVA compounds Applications: industrial goods, auto mats, rubber flooring, sponge rubber, wire and cable URETHANE COLORANT DISPERSIONS Polyester Urethane Paste Colorants: Stan-Tone™ PEP Stan-Tone™ PEP colorants are reactive and compatible with polyester systems, reacting to become part of the final cured product Applications: cast urethane wheels, industrial rollers, rigid foams, adhesives, laminates, pultrusion, glass reinforced composites, coated fabrics Polyether Urethane Paste Colorants: Stan-Tone™ ET Stan-Tone™ ET colorants for urethane are compatible with polyether systems, reacting to become part of the final cured product Applications: flexible foam, cast-able rolls and wheels, adhesives and laminates EPOXY COLORANT DISPERSIONS Stan-Tone™ EPX Stan-Tone™ EPX consists of selected pigments dispersed in a Bisphenol A undiluted epoxy resin with an epoxide equivalent of 185 Applications: protective coatings, adhesives, epoxy flooring, electrical potting and laminates VINYL COLORANT DISPERSIONS Stan-Tone™ VC & VCP Stan-Tone™ VC and VCP are products based on single pigment or multi-pigment blends and are designed for applications in which dispersion, uniformity, compatibility and cleanliness are essential Applications: profile extrusions, decking, outdoor furniture, calendaring applications Plasticizer-Based Colorants for Vinyl Paste: Stan-Tone™ HCC Stan-Tone™ HCC dispersions consist of selected pigments dispersed in diisodecyl phthalate plasticizer (DIDP) and are designed for applications in which dispersion, uniformity, compatibility and cleanliness are essential Applications: coated fabric, vinyl sealants, adhesives, wall coverings, toys and sporting goods SILICONE COLORANT DISPERSIONS Liquid Silicone Colorants: Silcopas™ Stan-Tone™ SP or FSP (FDA-compliant) Silcotec™ SL Stan-Tone™ HC Plus LSR (class VI certified) Silicone paste colorants are single pigment or custom- made dispersions using a silicone carrier specially developed for liquid silicone rubber (LSR) injection molding applications Applications: infant care, toys, seals, gaskets and medical equipment High Consistency Silicone Rubber Colorants: Silcogum™ Silcotec™ S Stan-Tone™ SMB Stan-Tone™ HC Plus HCR (class VI certified) Silicone rubber colorants are made with a silicone elastomer gum binder resulting in cuttable masterbatches or slabs for ease of handling, especially for 2-roll, open-mill mixing Applications: mechanical seals, keypads, gaskets, wire and cable jacketing Room Temperature Vulcanization Colorants: Silcopas™ RTV and Stan-Tone™ SP Silcopas™ RTV and Stan-Tone™ SP colorants offer a standard line of single pigment or custom made dispersions using a low viscosity dimethyl fluid specially developed for room temperature vulcanization (RTV) rubber Applications: caulks, sealants, adhesives WATER-BASED COLORANT DISPERSIONS Water-Based Liquid Colorants: Stan-Tone™ WDN Stan-Tone™ WDN water dispersions are high-solids organic or inorganic pigment dispersions designed to help meet standards for dispersion including pH levels and strength and shade Applications: dipped latex balloons and gloves, coatings and adhesive systems ADDITIVE DISPERSIONS AQUEOUS ADDITIVE DISPERSIONS Aquamix™ Aquamix™ chemical dispersions are a full line of dispersed and emulsified curatives, antioxidants, fillers, vulcanizers, optical brighteners, flame retardants, UV stabilizers and tackifiers Applications: adhesives and latex compounding, curatives SILICONE ADDITIVE DISPERSIONS Electrically Conductive Additives for Silicone: Silcosperse™ EC Silcosperse™ EC electrically conductive additives provide high conductivity and lower filler loadings Applications: resistors, printable electronics, flexible electronics, insulator depolarizers Laser Marking Additives for Silicone: Silcosperse™ LM Silcosperse™ LM laser marking additives are dispersions that contain laser absorbers and color formers that eliminate the need for secondary etching Applications: medical device housings, electronic device housings, wire and cable jacketing Peroxide Additives for Silicone: Silcocat™ Silcocat™ dispersions can improve silicone molding process by stabilizing silicone peroxide compound levels Applications: automotive hoses, seals, gaskets Heat Stabilizer Additives for Silicone: Silcosperse™ The Silcosperse™ family of heat stabilizing additives provide a high quality dispersion into silicone designed to enhance heat resistance of silicone compounds Mold Release Additives for Silicone: Silcosperse™ IMR Silcosperse™ IMR is an internal mold release dispersion designed to be added to the silicone or fluorosilicone compound to facilitate the de-molding of finished parts Acid Acceptor Additives for Silicone: Silcosperse™ 180 Silcosperse™ 180 acid acceptor is a premium dispersion used to neutralize acid by-products generated by certain peroxides Viscosity Modifiers for Silicone: Silcosperse™ 237 Silcosperse™ 237 modifier dispersions are designed to raise or control the viscosity without changing solid content SPECIALTY PRODUCTS DRY POWDER COLORANTS Stan-Tone™ D and Stan-Tone™ DC Stan-Tone™ D and Stan-Tone™ DC are dry powder pigments available in a range of hues and chemical types WET OR DRY BLEND COLORANTS Stan-Tone™ DB Stan-Tone™ DB dry blend colorants provide enhanced performance over dry colors, resulting in uniform critical pigment weight ratios for improved color control SELF-BONDING SILICONE Silcotec™ SCB Silcotec™ SCB self-bonding silicone solutions allow silicone to bond to various substrates without prime coating To learn more about our colorant & additive dispersions, please contact us at +1.844.4AVIENT (1.844.428.4368) or visit www.avient.com.

We believe you will find our programs make us an industry leader in these areas.  Audits may require a signed Non-Disclosure Agreement (NDA) prior to the audit. Additionally, personal protective equipment may be required in certain areas of the facility

Based on industry averages, a leather armrest typically adds $30 to the cost of producing a single door, while the approximate cost of a slush molded vinyl armrest is about $10 per door. Given industry-specific cost structures for niche vehicle door production, this improvement can be estimated to save the customer approximately $100,000 annually.