We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Change in assets and liabilities, net of the effect of acquisitions: Effect of exchange rate changes on cash

If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Notice of Change. Unless otherwise agreed in a writing signed by Seller, Seller may make changes to its Product and process without notice to, or approval from, Buyer so long as the Product Specifications are not impacted by the change. 14.

We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Effect of exchange rate changes on cash Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principal from discontinued operations.

We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Changes in assets and liabilities, net of the effect of acquisitions: Effect of exchange rate changes on cash

Orangeville Compound (Update 1) Report Preview National Pollutant Release Inventory (NPRI) and Partners Home Submission Management Help My Profile:Brian Greer Logout Ec.gc.ca Report Preview Report Details Company and Facility Details Permits Contacts Details Report Year 2016 Report Type: NPRI Report Status: Update 1 ­ Submitted Modified Date/Time: 13/03/2018 2:04 PM Report Update Comments: As per email from NPRI QC team Feb 13, 2018 Company Name: Polyone Canada Inc. lang=En&n=FD9B0E51-1 https://ec.ss.ec.gc.ca/auth/en/Services General Information Substance List CAS RN Substance Name Releases Releases (Speciated VOCs) Disposals Recycling Unit NA ­ 01 Antimony (and its compounds) 0.0004 N/A N/A N/A tonnes NA ­ 02 Arsenic (and its compounds) 0.0007 N/A N/A N/A kg 103­23­1 Bis(2­ethylhexyl) adipate 0.0106 N/A N/A N/A tonnes 117­81­7 Bis(2­ethylhexyl) phthalate 0.0283 N/A N/A N/A tonnes 85­68­7 Butyl benzyl phthalate 0.0008 N/A N/A N/A tonnes NA ­ 14 Zinc (and its compounds) 0.0000 N/A N/A 0.0002 tonnes Applicable Programs CAS RN Substance Name NPRI ON MOE TRA ON MOE Reg 127/01 First report for  this substance to  the ON MOE TRA NA ­ 01 Antimony (and its compounds) Yes NA ­ 02 Arsenic (and its compounds) Yes 103­23­1 Bis(2­ethylhexyl) adipate Yes 117­81­7 Bis(2­ethylhexyl) phthalate Yes 85­68­7 Butyl benzyl phthalate Yes NA ­ 14 Zinc (and its compounds) Yes Position: EHS Manager Telephone: 5192150535 Email: brian.greer@polyone.com Contact Type Certifying Official Name: Najat Kamal Position: EHSQ specialist Telephone: 5148089920 Email: najat.kamal@polyone.com Number of employees: 45 Activities for Which the 20,000­Hour Employee Threshold Does Not Apply: None of the above Activities Relevant to Reporting Dioxins, Furans and Hexacholorobenzene: None of the above Activities Relevant to Reporting of Polycyclic Aromatic Hydrocarbons (PAHs): Wood preservation using creosote: No Is this the first time the facility is reporting to the NPRI (under current or past ownership): Is the facility controlled by another Canadian company or companies: Did the facility report under other environmental regulations or permits: Is the facility required to report one or more NPRI Part 4 substances (Criteria Air Contaminants): Was the facility shut down for more than one week during the year: Operating Schedule ­ Days of the Week: Mon, Tue, Wed, Thu, Fri Usual Number of Operating Hours per day: 24 Usual Daily Start Time (24h) (hh:mm): 00:00 General Information about the Substance ­ Releases and Transfers of the Substance CAS RN Substance Name Was the substance released on­site The substance will be reported as the sum of releases to all media (total of 1 tonne or less) 1 tonne or more of a Part 5 Substance (Speciated VOC) was released to air Antimony (and its compounds) NA ­ 02 Arsenic (and its 103­23­1 Bis(2­ethylhexyl) adipate 117­81­7 Bis(2­ethylhexyl) 85­68­7 Butyl benzyl NA ­ 14 Zinc (and its General Information about the Substance ­ Disposals and Off­site Transfers for Recycling CAS RN Substance Name Was the substance disposed of (on­site or off­ site), or transferred for treatment prior to final disposal Is the facility required to report on disposals of tailings and waste rock for the selected reporting period Was the substance transferred off­site for recycling Antimony (and its NA ­ 02 Arsenic (and its 103­23­1 Bis(2­ ethylhexyl) adipate 117­81­7 Bis(2­ ethylhexyl) 85­68­7 Butyl benzyl NA ­ 14 Zinc (and its General Information about the Substance ­ Nature of Activities CAS RN Substance Name Manufacture the Substance Process the Substance Otherwise Use of the Substance NA ­ 01 Antimony (and its compounds) For on­site use/processing As a reactant As a by­product NA ­ 02 Arsenic (and its compounds) For on­site use/processing As a reactant As a by­product 103­23­1 Bis(2­ethylhexyl) adipate For on­site use/processing As a reactant As a by­product 117­81­7 Bis(2­ethylhexyl) phthalate For on­site use/processing As a reactant As a by­product 85­68­7 Butyl benzyl phthalate For on­site use/processing As a reactant As a by­product NA ­ 14 Zinc (and its compounds) For on­site use/processing As a reactant As a by­product On­site Releases ­ Releases to air NA ­ 02 Arsenic (and its compounds) Stack or Point Releases O ­ Engineering Estimates 0.0000 kg NA ­ 14 Zinc (and its compounds) Stack or Point Releases O ­ Engineering Estimates 0.0000 tonnes On­site Releases ­ Releases to air ­ Total CAS RN Substance Name Total ­ Releases to Air NA ­ 02 Arsenic (and its compounds) 0.0000 kg NA ­ 14 Zinc (and its compounds) 0.0000 tonnes On­site Releases ­ Releases to land NA ­ 02 Arsenic (and its compounds) Other O ­ Engineering Estimates 0.0007 kg Onsite Releases ­ Nature of Other Land Release CAS RN Substance Name Nature of Other Land Release NA ­ 02 Arsenic (and its compounds) Landfill disposal CAS RN Substance Name Nature of Other Land Release On­site Releases ­ Releases to land ­ Total CAS RN Substance Name Total ­ Releases to Land NA ­ 02 Arsenic (and its compounds) 0.0007 kg Total Quantity Released (All Media) NA ­ 01 Antimony (and its compounds) Total Quantity Released O ­ Engineering Estimates 0.0004 tonnes 103­23­1 Bis(2­ethylhexyl) adipate Total Quantity Released O ­ Engineering Estimates 0.0106 tonnes 117­81­7 Bis(2­ethylhexyl) phthalate Total Quantity Released O ­ Engineering Estimates 0.0283 tonnes 85­68­7 Butyl benzyl phthalate Total Quantity Released O ­ Engineering Estimates 0.0008 tonnes On­site Releases ­ Total CAS RN Substance Name Total releases NA ­ 02 Arsenic (and its compounds) 0.0007 kg NA ­ 14 Zinc (and its compounds) 0.0000 tonnes On­site Releases ­ Quarterly Breakdown of Annual Releases CAS RN Substance Name Quarter 1 Quarter 2 Quarter 3 Quarter 4 NA ­ 01 Antimony (and its compounds) 25 25 25 25 NA ­ 02 Arsenic (and its compounds) 25 25 25 25 103­23­1 Bis(2­ethylhexyl) adipate 25 25 25 25 117­81­7 Bis(2­ethylhexyl) phthalate 25 25 25 25 85­68­7 Butyl benzyl phthalate 25 25 25 25 On­site Releases ­ Reasons for Changes in Quantities Released from Previous Year CAS RN Substance Name Reasons for Changes in Quantities from Previous Year Comments NA ­ 01 Antimony (and its compounds) No significant change (i.e.  Submitted Report Period Submission Date Facility Name Province City Programs 2016 13/03/2018 Orangeville Compound Ontario Orangeville NPRI Note: If there is a change in the contact information for the facility, a change in the owner or operator of the facility, if operations at the facility are terminated, or if information submitted for any previous year was mistaken or inaccurate, please update this information through SWIM or by contacting the National Pollutant Release Inventory directly.

We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Changes in assets and liabilities, net of the effect of acquisitions: Effect of exchange rate changes on cash

Ordering & Limits. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until shipment, except where a written alternative pricing mechanism exists in this contract.

All orders and acceptance of orders must be in writing. Notice of Change. Unless otherwise agreed in a writing signed by Seller, Seller may make changes to its Product and process without notice to, or approval from, Buyer so long as the Product Specifications do not change and the Product conforms to such Specifications.

WHAT WE DO: MATERIAL SCIENCE 4 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 5 Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N. Global Compact & fulfilled Communication of Progress (COP) requirements • New Sustainability Strategy overview page including our 2022 AIP ESG metrics • New ESG Performance page with ESG ratings, awards, and certifications • Increased disclosures on carbon emissions, including disclosure of Climate Change Scenario Analysis • Added new Product Stewardship and Chemical Management policies • Enhanced data reporting for Workforce Demographics • Improved social disclosures on human rights, dependent care and special leave and strategic training management 2021 SUSTAINABILITY REPORT Launching integrated sustainability website in parallel with report Aligned with leading reporting frameworks 6 Released July 2022 ESG RATINGS PERFORMANCE ESG AWARDS AND CERTIFICATIONS ESG PERFORMANCE & AWARDS 84th 3 1 2 7 T RAN S FO R MAT IO NAL OVE RV IE W Avient Protective Dyneema ® RECENT TRANSACTIONS Acquired Divested $1.45 B $0.95 B 9 Distribution UPDATED CAPITAL STRUCTURE & LIQUIDITY • Proceeds from completed sale of Distribution used to pay near-term maturing debt to strengthen balance sheet • Fixed/floating debt ratio of ~55/45 • Proven track record of deleveraging following major acquisitions through strong free cash flow generation • 2022 pro forma net debt/adjusted EBITDA expected to be 3.1x $725 $725 $575 $500 $600 $525 $650 $650 $600 Capital Structure Cash $544 Undrawn Revolver $250 Liquidity $3.15B $2.40B 2030 Notes 2029 Term Loan 2026 Term Loan 2025 Notes 2023 Notes After Dyneema Acquisition After Distribution Divestiture $794M (1) $250M reflects estimated undrawn revolver following the divestiture of Distribution 10 PREVIOUS TRANSACTIONS Performance Solutions Products & $0.8 B COLOR $1.4 B Acquired (2020)Divested (2019) 11 • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • $75 million of realized synergies anticipated in 2022 • Acquisition completed on July 1, 2020 for $1.45 billion. OPS) 21 Sales Adjusted EBITDA $818 $823 + 1% Adjusted EPS + 8% - 3% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 5% excluding FX) Q3 EBITDA BRIDGE (PRO FORMA TOTAL COMPANY) 22 Price increases more than offset raw material and supply chain impacts $ millions CAI: 68Price / Mix (44)Inflation SEM: 41Price / Mix (26)Inflation 39Net Price Benefit (14)Wage and Energy Inflation 6Clariant Color Integration Synergies 14Incentives, Other Employee Costs (11)FX $137 Q3 2022   Adjusted $ 142Q3 2021 (39)Demand Q3 2022 SEGMENT PERFORMANCE 23 CAI $587 $566 Sales $93 $93 SEM Pro Forma $326 $319 Sales $70 $62 (+ 4% excluding FX) - 4% - 2% (+ 5% excluding FX) Flat (+ 7% excluding FX) - 11% (- 7% excluding FX) $500 $585 $2.60 $2.95 FULL YEAR 2022 GUIDANCE 24 Sales Adjusted EBITDA $3,375 $3,635 Adjusted EPS (in millions) (in millions) 25 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 APPENDIX Performance Additives Pigments TiO2 Dyestuffs 3%Polyethylene 12% Nylon Polypropylene Other Raw 30% Styrenic Block Copolymer ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 27 • From Q2 to Q3, we have seen a 7-10% sequential decline in certain hydrocarbon-based raw materials • Other raw materials such as performance additives and pigments have shown moderate inflation sequentially from Q2 to Q3 Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Avient Protective Materials SEGMENT DATA U.S. & Canada Latin America 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS 21% Building and END MARKET REVENUE (1) Total company adjusted EBITDA of $585M includes corporate costs.