Avient Corporation Aviso de Privacidade a Candidatos Agradecemos seu interesse em trabalhar para a Avient. Para obter mais informações sobre como a Avient processa suas informações pessoais para esses serviços e sites de terceiros, visite a Declaração de Privacidade da Avient Corporation, disponível em https://www.polyone.com/company/policies-and-governance/polyone-corporation-privacy-statement. Contato Se você tiver alguma dúvida ou quiser exercer quaisquer dos seus direitos, pode contatar-nos neste endereço: The Corporate Privacy Officer Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012 E-mail: PRIVACY.OFFICER@POLYONE.COM Telefone: 1-800-901-2078 Você também pode enviar-nos suas perguntas ou solicitações relacionadas a privacidade por meio do nosso formulário on-line.

Avient Corporation Sekretessmeddelande för kandidater Vi är glada över ditt intresse av att arbeta för Avient. För mer information om hur Avient bearbetar er personliga information för dessa tjänster och tredjepartswebbplatser, var god besök Avient Corporations sekretessmeddelande, som är tillgängligt på https://www.avient.com/company/policies-and- governance/avient-corporation-privacy-statement). Kontakta oss Om ni har några frågor eller vill utöva någon av era rättigheter kan ni kontakta oss på: The Corporate Privacy Officer Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012 E-post: PRIVACY.OFFICER@AVIENT.COM Telefon: 1-800-901-2078 Ni kan också skicka oss era frågor eller förfrågningar om sekretess via vårt onlineformulär.

Avient Corporation Déclaration de confidentialité des candidats Nous nous réjouissons de votre intérêt à travailler pour Avient. Pour plus d'informations sur la façon dont Avient traite vos informations personnelles pour ces services et les sites web de tiers, veuillez consulter la déclaration de confidentialité d'Avient Corporation, disponible à l'adresse suivante : https://www.avient.com/company/policies-and-governance/avient-corporation-privacy-statement). Contactez-nous Si vous avez des questions ou si vous souhaitez exercer l'un de vos droits, vous pouvez nous contacter à l'adresse suivante : The Corporate Privacy Officer Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012 E-mail: PRIVACY.OFFICER@AVIENT.COM Téléphone : 1-800-901-2078 Vous pouvez également nous envoyer vos questions ou demandes concernant la protection de la vie privée par l'intermédiaire de notre formulaire en ligne.

Avient Corporation Informacja dotycząca przestrzegania prawa do poufności Cieszymy się, że są Państwo zainteresowani pracą dla Avient. Aby uzyskać więcej informacji na temat sposobu, w jaki Avient przetwarza dane osobowe Kandydatów w ramach świadczenia tych usług oraz na temat witryn internetowych stron trzecich, prosimy zapoznać się z Oświadczeniem Avient Corporation o ochronie prywatności dostępnym pod adresem https://www.polyone.com/company/policies-and- governance/polyone-corporation-privacy-statement). Kontakt z Avient W przypadku jakichkolwiek pytań lub chęci skorzystania z któregokolwiek z przysługujących Kandydatowi praw, może on skontaktować się z Avient korzystając z poniższych danych adresowych: The Corporate Privacy Officer Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012, USA E-mail: PRIVACY.OFFICER@POLYONE.COM Telefon: 1-800-901-2078 Kandydat może również przesłać Avient swoje pytania lub prośby dotyczące kwestii ochrony danych za pośrednictwem formularza online.

Microsoft PowerPoint - Avient March IR - Fermium AVIENT CORPORATION (NYSE: AVNT) M A R C H 1 8 , 2 0 2 1 I R M E E T I N G S H O S T E D B Y F E R M I U M R E S E A R C H DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, the Company is unable to address the probable significance of the unavailable information. WHO WE ARE – VISION, STRATEGY, CULTURE 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

AVIENT CORPORATION (NYSE: AVNT) N O V E M B E R 2 0 2 0 DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, the Company is unable to address the probable significance of the unavailable information. WHO WE ARE – VISION, STRATEGY, CULTURE 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Microsoft PowerPoint - Investing in Avient - V17 - the MASTER AVIENT CORPORATION (NYSE: AVNT) O C T O B E R 2 0 2 0 DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, the Company is unable to address the probable significance of the unavailable information. WHO WE ARE – VISION, STRATEGY, CULTURE 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) N OV E M B E R 2 0 2 3 DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, Avient is unable to address the probable significance of the unavailable information. Avient 2011, 2018 and 2021 multiples reflect trailing 12 months EBITDA at December 31. 28 EV / 2023E EBITDA 6.5 8.5 11.0 8.9 12.0 11.9 10.9 9.9 8.2 16.3 13.8 11.9 9.6 9.5 9.5 9.2 7.7 11 21 O ct 23 PM PP FM C C Avient Historic Multiple Avient Specialty Other Specialty / AP P E N DI X 30 Performance Additives 16% Pigments 12% TiO2 Dyestuffs 2% Polyethylene Nylon Polypropylene Styrenic Block Copolymer Other Raw Materials 33% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 2022 pro forma results for the acquisition of Avient Protective Materials RAW MATERIAL BASKET SEGMENT DATA U.S. & Canada 40% 37% 18% 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Building and END MARKET REVENUE $2,355M $402M $1,300M $272M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $592M$3,653M (1) 9% 32 (1) Total company sales and adjusted EBITDA of $3,653M and $592M, respectively, include intercompany sales eliminations and corporate costs 2022 REVENUE | $2 .4 BILLION US & Canada 34% 38% END MARKET REGION 33 34% 21% Building & 1% Energy 2% COLOR, ADDITIVES & INKS 2022 PRO FORMA REVENUE | $1 .3 BILLION US & Canada 52% 35% 34 19% 8%Industrial 16% 9% Defense Building & END MARKET REGION SPECIALTY ENGINEERED MATERIALS 32% 27% 14% Building & 3% 1% Defense 1% (18% of sales) 9% 2022 PROFORMA AVIENT REGIONAL SALES 27% 14% 17% Building & (37% of sales)Transportation 12% Building & US & Canada (40% of sales) 7% 56% 23% 7% Building & 1% LATAM (5% of sales) 3% 35 BY END MARKET 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.

Microsoft PowerPoint - AVNT Mar 2022 Presentation AVIENT CORPORATION I N V E S T O R M E E T I N G S (NYSE: AVNT) M A R C H 2 0 2 2 DISCLAIMER Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, the Company is unable to address the probable significance of the unavailable information. WHO WE ARE – VISION, STRATEGY, CULTURE Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Microsoft PowerPoint - AVNT Fermium Conference - May 2023 AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) M AY 4 , 2 0 2 3 H O S T E D B Y : DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, Avient is unable to address the probable significance of the unavailable information. Three Months Ended March 31, 2023 Three Months Ended March 31, 2022 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to Avient shareholders $ 20.8 $ 0.23 $ 64.4 $ 0.70 Special items, after tax 22.3 0.24 6.4 0.07 Amortization expense, after-tax 15.1 0.16 $ 10.8 $ 0.12 Adjusted net income / EPS $ 58.2 $ 0.63 $ 81.6 $ 0.89 March 31, Reconciliation of Pro Forma Sales 2023 2022 Sales $ 845.7 $ 892.2 APM pro forma adjustments — 94.9 Pro forma sales $ 845.7 $ 987.1 1 Three Months Ended Reconciliation to EBITDA and Adjusted EBITDA: 2023 2022 Net income from continuing operations – GAAP $ 21.3 $ 64.7 Income tax expense 7.7 20.0 Interest expense, net 28.8 16.9 Depreciation and amortization 50.5 37.6 EBITDA from continuing operations $ 108.3 $ 139.2 Special items, before tax 27.3 6.7 Depreciation and amortization included in special items (1.8) (2.1) Adjusted EBITDA $ 133.8 $ 143.8 Pro forma APM adjustments — 32.0 Pro forma adjusted EBITDA $ 133.8 $ 175.8 Pro forma adjusted EBITDA as a % of sales 15.8 % 17.8 % 2023 2022 Sales: Color, Additives and Inks $ 537.0 $ 649.5 Specialty Engineered Materials 309.7 243.1 Corporate (1.0) (0.4) Sales $ 845.7 $ 892.2 Operating income: Color, Additives and Inks $ 65.6 $ 94.5 Specialty Engineered Materials 43.1 38.3 Corporate (51.6) (30.6) Operating income $ 57.1 $ 102.2 Depreciation & amortization: Color, Additives and Inks $ 25.8 $ 26.0 Specialty Engineered Materials 21.2 7.8 Corporate 3.5 3.8 Depreciation & Amortization $ 50.5 $ 37.6 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 91.4 $ 120.5 Specialty Engineered Materials 64.3 46.1 Corporate (48.1) (26.8) Other income (expense), net 0.7 (0.6) EBITDA $ 108.3 $ 139.2 AVNT Fermium Conference - May 2023.pdf AVNT Q1 2023 Earnings Presentation.pdf AVNT Q1 2023 Earnings Presentation 5.2 221pm IR Deck - AVNT-2023.03.31 (002).pdf