SURGICAL INSTRUMENT OEM T I B I A L T R I A L S • Offered in various colors for ease of brand identification and sizing differentiation • Able to withstand repeated steam sterilization and chemical disinfection • Available in low minimum order quantities (MOQ) • Delivered a variety of bright, differentiating color choices • Maintained excellent mechanical performance after repeated steam sterilization and harsh chemical cleaning • Offered low MOQ with flexible supply Transcend™ Premier Healthcare Colorants KEY REQUIREMENTS WHY AVIENT?

TIER 2 SUPPLIERS P A N E L S F O R O F F - R O A D V E H I C L E S • Transfer OEM-approved materials from North America to manufacturers in Europe • Help manufacturers avoid cash flow issues on small lot orders • Managed REACH qualification for 10 OEM- approved materials • Optimized logistics so manufacturers could purchase small lots 10 engineered material and Masterbatch solutions KEY REQUIREMENTS WHY AVIENT?

AVIENT SOLUTION SWIMMING GEAR BRAND S W I M G O G G L E G A S K E T A N D N O S E B R I D G E • Bio-content material • Good adhesion to PC • Flexible and comfortable to wear • Easy to process • Customized formulations for a transparent Shore 43A TPE with 40% bio-based content for the gasket and a natural 57A TPE with 30% bio-based content for the nose bridge to meet sustainability and comfort targets • Delivered excellent performance in order to pass strict chlorine, brine, and QUV tests • Offered prompt development and on-site technical services to accelerate commercialization KEY REQUIREMENTS SUSTAINABILITY + SEALING LEARN MORE reSoundTM BIO Thermoplastic Elastomers Copyright © 2022, Avient Corporation.

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include 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 effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows including without any limitation, any supply chain and logistics issues; our ability to achieve the strategic and other objectives relating to the acquisition of Clariant's Masterbatch business, including any expected synergies; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; 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 the anticipated financial benefit from initiatives related to acquisition and integration working capital reductions, cost reductions and employee productivity goals; our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; information systems failures and cyberattacks; our ability to consummate and successfully integrate acquisitions; and amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions. We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. 2) Tax adjustments include the net tax benefit/(expense) from one-time income tax items, the set-up or reversal of uncertain tax position reserves and deferred income tax valuation allowance adjustments. 9 Attachment 4 Avient Corporation Condensed Consolidated Balance Sheets (In millions) (Unaudited) June 30, 2021 December 31, 2020 ASSETS Current assets: Cash and cash equivalents $ 616.2 $ 649.5 Accounts receivable, net 705.2 516.6 Inventories, net 412.5 327.5 Other current assets 124.2 108.5 Total current assets 1,858.1 1,602.1 Property, net 680.1 694.9 Goodwill 1,281.7 1,308.1 Intangible assets, net 944.9 1,008.5 Operating lease assets, net 87.3 80.9 Other non-current assets 195.3 176.0 Total assets $ 5,047.4 $ 4,870.5 LIABILITIES AND SHAREHOLDERS' EQUITY Current liabilities: Short-term and current portion of long-term debt $ 18.8 $ 18.6 Accounts payable 574.6 471.7 Current operating lease obligations 24.9 25.1 Accrued expenses and other current liabilities 316.0 285.6 Total current liabilities 934.3 801.0 Non-current liabilities: Long-term debt 1,852.2 1,854.0 Pension and other post-retirement benefits 112.6 115.0 Non-current operating lease obligations 62.8 56.0 Other non-current liabilities 299.1 332.8 Total non-current liabilities 2,326.7 2,357.8 SHAREHOLDERS' EQUITY Avient shareholders’ equity 1,768.2 1,697.1 Noncontrolling interest 18.2 14.6 Total equity 1,786.4 1,711.7 Total liabilities and equity $ 5,047.4 $ 4,870.5 10 Attachment 5 Avient Corporation Condensed Consolidated Statements of Cash Flows (Unaudited) (In millions) Six Months Ended June 30, 2021 2020 Operating Activities Net income $ 149.1 $ 56.0 Adjustments to reconcile net income to net cash provided by operating activities: Depreciation and amortization 69.5 40.8 Accelerated depreciation and amortization 1.4 — Share-based compensation expense 5.6 5.7 Changes in assets and liabilities, net of the effect of acquisitions: (Increase) decrease in accounts receivable (196.1) 16.8 (Increase) decrease in inventories (88.1) 17.4 Increase (decrease) in accounts payable 108.4 (23.5) Decrease in pension and other post-retirement benefits (9.2) (12.7) Increase (decrease) in accrued expenses and other assets and liabilities, net 27.5 (3.5) Payment of post-acquisition date earnout liability — (21.0) Net cash provided by operating activities 68.1 76.0 Investing activities Capital expenditures (42.1) (21.3) Net proceeds from divestiture — 7.1 Net cash proceeds provided by other assets (2.0) 5.2 Net cash used by investing activities (44.1) (9.0) Financing activities Debt offering proceeds — 650.0 Purchase of common shares for treasury (4.2) (13.6) Cash dividends paid (38.8) (34.3) Repayment of long-term debt (4.4) (4.2) Payments of withholding tax on share awards (4.2) (1.6) Debt financing costs — (9.7) Equity offering proceeds, net of underwriting discount and issuance costs — 496.1 Payment of acquisition date earnout liability — (32.9) Net cash (used) provided by financing activities (51.6) 1,049.8 Effect of exchange rate changes on cash (5.7) (4.5) (Decrease) increase in cash and cash equivalents (33.3) 1,112.3 Cash and cash equivalents at beginning of year 649.5 864.7 Cash and cash equivalents at end of period $ 616.2 $ 1,977.0 11 Attachment 6 Avient Corporation Business Segment Operations (Unaudited) (In millions) Operating income and earnings before interest, taxes, depreciation and amortization (EBITDA) at the segment level does not include: special items as defined in Attachment 3; corporate general and administration costs that are not allocated to segments; intersegment sales and profit eliminations; share-based compensation costs; and certain other items that are not included in the measure of segment profit and loss that is reported to and reviewed by the chief operating decision maker.

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include 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 effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows including without any limitation, any supply chain and logistics issues; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; 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; our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; information systems failures and cyberattacks; and amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions. We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. 2) Tax adjustments include the net tax benefit/(expense) from one-time income tax items, adjustments to uncertain tax position reserves and deferred income tax valuation allowances. 10 Attachment 4 Avient Corporation Condensed Consolidated Balance Sheets (Unaudited) (In millions) Year Ended December 31, 2021 2020 ASSETS Current assets: Cash and cash equivalents $ 601.2 $ 649.5 Accounts receivable, net 642.3 516.6 Inventories, net 461.1 327.5 Other current assets 128.1 108.5 Total current assets 1,832.7 1,602.1 Property, net 676.1 694.9 Goodwill 1,286.4 1,308.1 Intangible assets, net 925.2 1,008.5 Operating lease assets, net 74.1 80.9 Other non-current assets 208.4 176.0 Total assets $ 5,002.9 $ 4,870.5 LIABILITIES AND SHAREHOLDERS' EQUITY Current liabilities: Short-term and current portion of long-term debt $ 8.6 $ 18.6 Accounts payable 553.9 471.7 Current operating lease obligations 24.2 25.1 Accrued expenses and other current liabilities 359.6 285.6 Total current liabilities 946.3 801.0 Non-current liabilities: Long-term debt 1,850.3 1,854.0 Pension and other post-retirement benefits 100.0 115.0 Deferred income taxes 100.6 140.0 Non-current operating lease obligations 50.1 56.0 Other non-current liabilities 165.1 192.8 Total non-current liabilities 2,266.1 2,357.8 SHAREHOLDERS' EQUITY Avient shareholders’ equity 1,774.7 1,697.1 Noncontrolling interest 15.8 14.6 Total equity 1,790.5 1,711.7 Total liabilities and equity $ 5,002.9 $ 4,870.5 11 Attachment 5 Avient Corporation Condensed Consolidated Statements of Cash Flows (Unaudited) (In millions) Year Ended December 31, 2021 2020 Operating activities Net income $ 230.6 $ 133.4 Adjustments to reconcile net income to net cash provided by operating activities: Depreciation and amortization 144.2 111.8 Accelerated depreciation 1.7 3.2 Share-based compensation expense 11.2 11.3 Changes in assets and liabilities, net of the effect of acquisitions: Increase in accounts receivable (143.1) (4.6) (Increase) decrease in inventories (139.5) 40.2 Increase in accounts payable 95.3 78.4 (Decrease) increase in pension and other post-retirement benefits (10.9) 30.7 Increase in post-acquisition earnout liabilities — 1.0 Increase (decrease) in accrued expenses and other assets and liabilities, net 44.3 (3.7) Taxes paid on gain on divestiture — (142.0) Payment of post-acquisition date earnout liability — (38.1) Net cash provided by operating activities 233.8 221.6 Investing activities Capital expenditures (100.6) (63.7) Business acquisitions, net of cash acquired (47.6) (1,380.2) Net proceeds from divestiture — 7.1 Other investing activities (2.0) 5.2 Net cash used by investing activities (150.2) (1,431.6) Financing activities Debt offering proceeds — 650.0 Purchase of common shares for treasury (4.2) (22.4) Cash dividends paid (77.7) (71.3) Repayment of long-term debt (18.5) (7.8) Payments on withholding tax on share awards (10.7) (2.3) Debt financing costs — (9.5) Equity offering proceeds, net of underwriting discount and issuance costs — 496.1 Payment of acquisition date earnout liability — (50.8) Other financing activities (3.5) — Net cash (used) provided by financing activities (114.6) 982.0 Effect of exchange rate changes on cash (17.3) 12.8 Decrease in cash and cash equivalents (48.3) (215.2) Cash and cash equivalents at beginning of year 649.5 864.7 Cash and cash equivalents at end of year $ 601.2 $ 649.5 12 Attachment 6 Avient Corporation Business Segment Operations (Unaudited) (In millions) Operating income at the segment level does not include: special items as defined in Attachment 3; corporate general and administration costs that are not allocated to segments; intersegment sales and profit eliminations; share-based compensation costs; and certain other items that are not included in the measure of segment profit and loss that is reported to and reviewed by the chief operating decision maker.

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 identify and evaluate acquisition targets and consummate and integrate acquisitions • 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 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 raise or sustain prices for products or services; • Information systems failures and cyber attacks; 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. We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise.

: 604-588 0590 (CSD) & 603-5101 2882 (Finance) E-mail address* : ar_my@clariant.com;leelee.tang@avient.com; jennifer.tung@avient.com; Contact Person*: CSD - Ms Tang Lee Lee & Ms Jennifer Tung BANK : Bank Name : Citibank Berhad Bank Address : Menara Citibank, 165 Jalan Ampang, 50450 Kuala Lumpur Bank Account Number : MYR - 0114599018 USD - 0114599069 Swift Code : CITIMYKL *Please e-mail us your payment remittance so that we can update our records.

It is therefore necessary to refer to the Belgian legislation in force in order to determine their scope. 26/11/2021 2Extract from Page 1from EXTRACT OF THE ESTABLISHMENT UNIT DETAILS Crossroads Bank of Enterprises: 0314.595.348 Establishment unit number 2.278.618.585 Trade name French Avient S.à r.l., Belgium Branch 08/11/2021 Rue Melville Wilson 2 31/08/2018 Belgium Website www.polyone.com Declarative 31/08/2018 31/08/2018Start date establishment unit End date establishment unit Start date link between entities End date link between entities 31/08/2018 Registered entity Legal Situation Normal situation Vesaliusstraat 31 - 1000 Brussels E: ol.brussel@xerius.be T: 02 609 62 30 26/11/2021 2Extract from Page 2from Activities Wholesale trade of industrial chemicals: aniline, printing ink, essential oils, industrial gases, chemical glues, dyes, synthetic resin, methanol, paraffin, etc. It is therefore necessary to refer to the Belgian legislation in force in order to determine their scope.

BUILDING MATERIALS RETAILER R O O F I N G M E M B R A N E S • Improve marketing claims for product performance and polymer integrity • Prevent and improve field life, and protect product from the growth and appearance of flora, fungi and algae from outdoor environmental exposures • Ability to convert materials from liquid to solid in order to accommodate advanced manufacturing technique • Seeking OBPA alternative • Delivered a product differentiating solution that eliminated both polymer-degrading microbials and mitigated the flora and fungal accumulation that causes discoloration and staining • Enabled versatility with combined liquid and solid masterbatch solutions • Provided a cost-effective and environmentally friendly OBPA alternative WithStand™ Antimicrobial Additives KEY REQUIREMENTS WHY AVIENT?

Pipe Mfg Liquid Color App Snapshot final (1) PIPE MANUFACTURER P R E S S U R E / N O N - P R E S S U R E P I P E S • Provide a safe and compliant manufacturing environment for all team members • Improve weatherability and outdoor exposure longevity in field and yard environments • Increase color consistency and enhance pipe appearance • Reduce scrap rates and eliminate order rejections • Meet required compliance and regulatory approvals • Incur no capital expense for dosing & handling equipment • Provided a customer-centric approach focused on gaining operational efficiencies to support an improved manufacturing environment • Offered formulation expertise and problem-solving experience to upgrade pipe performance • Attained finely dispersed TiO2 and color distribution throughout the pipe, meeting quality requirements while reducing scrap rates • Delivered solutions with extensive NSF, UL and pipe industry approvals • Supplied dosing equipment to eliminate capital costs, backed with on-call technical support ColorMatrix™ Liquid Colorant + Dosing Equipment KEY REQUIREMENTS WHY AVIENT?