ECert.pdf Page 1 of 2 Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 39913 Effective Date: 30 November 2017 Expiration Date: 29 November 2020 Issue Date: 30 November 2017 IATF No: 0280241 Alex Weisselberg, President DESIGN AND MANUFACTURE OF COLOR CONCENTRATES (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations PolyOne Corporation IATF 16949:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation.

ECert.QECertificate Page 1 of 2 Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. ABS Quality Evaluations This is to certify that the Quality Management System of: PolyOne Corporation Plastics Compounds and Colorants Group 107 Jackson Street Dyersburg, TN 38024 IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 39032 Effective Date: 14 August 2018 Expiration Date: 13 August 2021 Issue Date: 17 August 2018 IATF No: 0322936 Alex Weisselberg, President MANUFACTURE, DESIGN AND SUPPLY OF PROPRIETARY THERMOPLASTIC COMPOUNDS, INCLUDING THE SUPPLY OF TOLL COMPOUNDING SERVICES (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations PolyOne Corporation IATF 16949:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation.

2] Avient Luxembourg S.à r.l. Palm Christoph Page 4 / 5 Délégué à la gestion journalière Pouvoir de signature La Société est valablement engagée et représentée à l'égard de tiers pour tout ce qui relève de la gestion journalière par la signature individuelle du délégué à la gestion journalière dans les limites des pouvoirs qui lui ont été délégués par décision du conseil de gérance. 05/07/2018 Personne(s) chargée(s) du contrôle des comptes ERNST & YOUNG [2] ERNST & YOUNG N° d'immatriculation au RCS B47771 ERNST & YOUNG Société anonyme 35E Avenue John F. 2] L'inscription a été faite suite à la loi du 27/05/2016 portant réforme du régime de publication légale relatif aux sociétés et associations [3] En application de l'article 21 paragraphe 2 de la loi modifiée du 19 décembre 2002 concernant le registre de commerce et des sociétés ainsi que la comptabilité et les comptes annuels des entreprises et l'article 21 du règlement grand-ducal modifié du 23 janvier 2003 portant exécution de la loi du 19 décembre 2002, le présent formulaire reprend au moins la situation à jour des données communiquées au registre de commerce et des sociétés jusqu'à un jour avant la date d'émission dudit formulaire.

Feb 04, 2010 2:00 PM EST

Handelsregister B des Amtsgerichts Mannheim Nummer der Firma: Seite 1 von 2 HRB 722265 Nummer der Eintragung a) Firma b) Sitz, Niederlassung, inländische Geschäftsanschrift, empfangsberechtigte Person, Zweigniederlassungen c) Gegenstand des Unternehmens Grund- oder Stammkapital a) Allgemeine Vertretungsregelung b) Vorstand, Leitungsorgan, geschäftsführende Direktoren, persönlich haftende Gesellschafter, Geschäftsführer, Vertretungsberechtigte und besondere Vertretungsbefugnis Prokura a) Rechtsform, Beginn, Satzung oder Gesellschaftsvertrag b) Sonstige Rechtsverhältnisse a) Tag der Eintragung b) Bemerkungen 1 2 3 4 5 6 7 1 a) PolyOne Color & Additives Germany GmbH Gaggenau Geschäftsanschrift: Adolf-Dambach-Straße 2-4, 76571 Gaggenau c) Die Herstellung und der Vertrieb von Farb- und Additiv Konzentraten im weitesten Sinn des Wortes unter dem warenzeichenrechtlich geschützten Namen Wilson Color sowie die Vornahme aller damit zusammenhängender Geschäfte und ähnlicher Geschäfte. 26.000,00 EUR Ist nur ein Geschäftsführer bestellt, vertritt er allein. Auf die bei Gericht eingereichten Urkunden (Unternehmensvertrag und Zustimmungsbeschlüsse) wird Bezug genommen. 05.06.2015 Vatter Tag der ersten Eintragung: 23.11.1992 2 b) Bestellt als Nicht mehr 18.11.2016 Abruf vom 08.11.2021 19:56 Handelsregister B des Amtsgerichts Mannheim Nummer der Firma: Seite 2 von 2 HRB 722265 Nummer der Eintragung a) Firma b) Sitz, Niederlassung, inländische Geschäftsanschrift, empfangsberechtigte Person, Zweigniederlassungen c) Gegenstand des Unternehmens Grund- oder Stammkapital a) Allgemeine Vertretungsregelung b) Vorstand, Leitungsorgan, geschäftsführende Direktoren, persönlich haftende Gesellschafter, Geschäftsführer, Vertretungsberechtigte und besondere Vertretungsbefugnis Prokura a) Rechtsform, Beginn, Satzung oder Gesellschaftsvertrag b) Sonstige Rechtsverhältnisse a) Tag der Eintragung b) Bemerkungen 1 2 3 4 5 6 7 Katsers, Guy, Clervaux / Belgien, *26.06.1950 3 b) Vertretungsbefugnis geändert bei mit der Befugnis, im Namen der Gesellschaft mit sich im eigenen Namen oder als Vertreter eines Dritten Rechtsgeschäfte abzuschließen. 01.02.2017 4 b) Bestellt als Potoczny, Zaneta Gabriela, Mersch / Luxemburg, *17.10.1974 mit der Befugnis, im Namen der Gesellschaft mit sich im eigenen Namen oder als Vertreter eines Dritten Rechtsgeschäfte abzuschließen.

Apply classroom concepts in a real-world setting over 2-3 rotations at different Avient sites. Avient by the Numbers

June 2, 2014

4/16/2021 Comprovante de Inscrição e de Situação Cadastral https://servicos.receita.fazenda.gov.br/servicos/cnpjreva/Cnpjreva_Comprovante.asp 1/2 Comprovante de Inscrição e de Situação Cadastral Cidadão, Con�ra os dados de Identi�cação da Pessoa Jurídica e, se houver qualquer divergência, providencie junto à RFB a sua atualização cadastral. TÍTULO DO ESTABELECIMENTO (NOME DE FANTASIA) ******** PORTE DEMAIS   CÓDIGO E DESCRIÇÃO DA ATIVIDADE ECONÔMICA PRINCIPAL 20.29-1-00 - Fabricação de produtos químicos orgânicos não especificados anteriormente   CÓDIGO E DESCRIÇÃO DAS ATIVIDADES ECONÔMICAS SECUNDÁRIAS 71.20-1-00 - Testes e análises técnicas 46.84-2-99 - Comércio atacadista de outros produtos químicos e petroquímicos não especificados anteriormente 82.11-3-00 - Serviços combinados de escritório e apoio administrativo   CÓDIGO E DESCRIÇÃO DA NATUREZA JURÍDICA 206-2 - Sociedade Empresária Limitada   LOGRADOURO AV DAS NACOES UNIDAS NÚMERO 18001 COMPLEMENTO ANDAR OITAVO ALA B PARTE   CEP 04.795-100 BAIRRO/DISTRITO VILA ALMEIDA MUNICÍPIO SAO PAULO UF SP   ENDEREÇO ELETRÔNICO EDUARDO.CARAMELO@CLARIANT.COM TELEFONE (11) 4745-8648/ (11) 5683-7918   ENTE FEDERATIVO RESPONSÁVEL (EFR) *****   SITUAÇÃO CADASTRAL ATIVA DATA DA SITUAÇÃO CADASTRAL 22/09/2015   MOTIVO DE SITUAÇÃO CADASTRAL   SITUAÇÃO ESPECIAL ******** DATA DA SITUAÇÃO ESPECIAL ******** Aprovado pela Instrução Normativa RFB nº 1.863, de 27 de dezembro de 2018.

Dezember JAHRESABSCHLUSS (zuletzt eingetragen; weitere siehe Historie) 2 zum 31.12.2019 eingereicht am 19.06.2020 1 Erklärung über die Errichtung der Gesellschaft 001 vom 18.07.2019 5 Generalversammlungsbeschluss vom 31.03.2021 002 Änderung der Erklärung über die Errichtung der Gesellschaft in Punkt 1. EUR 35.000 ------------------------------------------------------- Summen: EUR 35.000 EUR 35.000 --- PERSONEN ---------------------------------------------------------------- 4 B Aviant Switzerland GmbH 1 (Handelsregister des Kantons Basel-Landschaft CHE-112.279.714) Sitz in Muttenz Aktiengesellschaft 1 Rothausstraße 61 CHE-4132 Muttenz 4 F Anke Bergheim, geb. 03.06.1970 4 Clemensstraße 14 DEU-80803 München 4 G Christoph Palm, geb. 16.05.1963 4 Gruuss-Strooss 35 LUX-9991 Weiswampach 4 H Norbert Merklein, geb. 03.05.1964 4 Schiffackerweg 2 CHE-4310 Rheinfelden -------------------- VOLLZUGSÜBERSICHT --------------------------------------- Handelsgericht Wien 1 eingetragen am 24.08.2019 Geschäftsfall 73 Fr 7835/19 y Antrag auf Neueintragung einer Firma eingelangt am 29.07.2019 2 eingetragen am 23.06.2020 Geschäftsfall 73 Fr 5402/20 d Elektronische Einreichung Jahresabschluss eingelangt am 19.06.2020 4 eingetragen am 28.04.2021 Geschäftsfall 73 Fr 12166/21 i Antrag auf Änderung eingelangt am 20.04.2021 Landesgericht Wiener Neustadt 5 eingetragen am 08.05.2021 Geschäftsfall 8 Fr 2130/21 f Antrag auf Sitzverlegung eingelangt am 27.04.2021 -------------- INFORMATION DER ÖSTERREICHISCHEN NATIONALBANK ---------------- zum 10.05.2021 gültige Identnummer: 24513750 erstellt über Verrechnungsstelle MANZ**********************************HA021 Gerichtsgebühr: EUR 3.76******10.05.2021 10:58:32,662 41188885 ** ZEILEN: 58 Firmenbuch 10.05.2021 10:58:32

Avient Corporation 1 JEFFERIES VIRTUAL INDUSTRIALS CONFERENCE A U G U S T 2 0 2 0 Avient Corporation 2 FORWARD LOOKING STATEMENTS Avient Corporation 3 USE OF NON-GAAP MEASURES Avient Corporation 4 UPDATE ON THE COVID-19 PANDEMIC Avient Corporation 5 2019 Transportation Consumer Discretionary Healthcare Packaging All Other Industries Cost Containment FX 2020 $64.3 18% 16% 2% $46.9 SECOND QUARTER 2020 IN REVIEW Consumer Discretionary Avient Corporation 6 CLARIANT MASTERBATCH STRATEGIC RATIONALE Avient Corporation 7 FIT W I T H FOUR PILLAR S T R A T E G Y Specialization Globalization Operational Commercial People Avient Corporation 8 2006 2019E PF* 2006 2019E PF* 38% * 2019E Pro Forma for PP&S Divestiture and Clariant Masterbatch business Percentage of Total Revenue E N D M A R K E T T R A N S F O R M A T I O N Building & Construction High Growth End Markets 50% 22% Avient Corporation 9 Electronic 38% 18%Transportation Building & Constrution Electrial & Electronic 2006 Pro Forma(1) Net Sales by End Market E N D M A R K E T T R A N S F O R M A T I O N Avient Corporation 10 U N I F I E D F O C U S O N S U S T A I N A B I L I T Y 2006 - 2013 2013 – 2019 PEOPLE PROD UC TS PLANET PER FOR M A NC E Avient Corporation 11 O V E R 8 5 % O F A D J U S T E D E B I T D A F R O M S P E C I A L T Y 46% 66% 0% 40% 60% 80% 100% 2005 2010 2015 Pro Forma % o f A d ju s te d E B IT D A ( 1) JVs Performance Products & Solutions Distribution Specialty 87% (2) Avient Corporation 12 T H E N E W A V I E N T : A S P E C I A L T Y G R O W T H C O M P A N Y Transaction expected to add $0.85 to pro forma adjusted EPS Avient Corporation 13 SUSTAINABILITY AT AVIENT P E O P L E , P R O D U C T S , P L A N E T , P E R F O R M A N C E Avient Corporation 13 Avient Corporation 14 V I S I O N To be the world’s premier provider of specialized polymer materials, services and C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Commercial Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and sustainable Avient Corporation 15 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.51 0.56 0.14 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 YTD S A F E T Y F I R S T Injuries per 100 Workers Spartech Acquisition Avient Corporation 16 G R E A T P L A C E T O W O R K Avient Corporation 17 C O M M O D I T Y T O S P E C I A L T Y T R A N S F O R M A T I O N 2006 - 2013 2013 – 20192000-2005 2006 - 2013 2020 and Beyond Avient Corporation 18 A V I E N T 2 0 1 9 R E V E N U E | $ 2 . 9 B I L L I O N Segment End Market Geography Wire & Cable Building & Electrical & Electronics Color Additives & Inks 34% Distribution 41% Specialty Engineered Materials 25% United States 54% Latin America Avient Corporation 19 Operating Income % of Sales Color, Additives & Inks 1.7% 14.7% Specialty Engineered Materials 1.1% 11.6% Distribution 2.6% 6.3% 2009 2010 2011 2012 2013 2014 2015 2016*2017* 2018 $2.43 P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S 10 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 A D J U S T E D E P S E X P A N S I O N 2018 2019 $1.69 $1.51 Avient Corporation 20 531 710 1,032 130 164 207 504 663 871 2014 2018 Pro Forma R&D / Technical Marketing Sales + 34% + 26% + 32% E X P A N S I O N O F COMMERCIAL RESOURCES D R I V I N G G R O W T H Revenue in Billions Total + 10% Organic + 7%+ 45% + 26% + 31% $4.0 $3.2 (2) (1) (1) $2.9 $2.9 $3.5 2015 2016 2017 2018 Pro Forma Total + 9% Organic + 5% Pro Forma(2) Avient Corporation 21 P R I O R A C Q U I S I T I O N S H I S T O R Y Commercial Resources(1) Operating Income ($ in millions) Operating Margins 256 350 $36 $100 Established Acquisitions (> 7 years) + 37% + 176% + 1000 bps Avient Corporation 22 A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R Facilitate alternative energy Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection Avient Corporation 23 I N N O V A T I O N Customization 55% M&A 30% Innovation Pipeline Innovation comes from Research & Development Spend Vitality Index 37% $20 $51 Avient Corporation 24 R E V E N U E F R O M S U S T A I N A B L E S O L U T I O N S $275M $325M $355M $410M 14% Total Annual Growth 9% Organic Annual Growth Avient Corporation 25 SEGMENT HIGHLIGHTS I N N O V A T I N G W I T H A V I E N T Avient Corporation 25 Avient Corporation 26 C O L O R , A D D I T I V E S & I N K S E N D M A R K E T S & S O L U T I O N S Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants 31% Building & Construction Appliances Electrical & Electronics Avient Corporation 26 Avient Corporation 27 Operating Income & MarginRevenue by Region C O L O R , A D D I T I V E S & I N K S 2 0 1 9 R E V E N U E | O V E R $ 1 B I L L I O N 34% United States 44% Mexico South America $4 $25 $104 $147 0.9% 5.5% 12.2% 14.7% Avient Corporation 27 Avient Corporation 28 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 E N D M A R K E T S & S O L U T I O N S Engineered Formulations Advanced Composites Thermoplastic Elastomers Wire & Cable* 28% Electrical & Electronics Building & Construction Avient Corporation 28 Avient Corporation 29 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 Revenue by Region Operating Income & Margin 2 0 1 9 R E V E N U E | $ 7 5 0 M I L L I O N 27% United States 54% 17% $21 $57 $87 0.1% 5.1% 9.3% 11.6% Avient Corporation 29 Avient Corporation 30 D I S T R I B U T I O N E N D M A R K E T S & S U P P L I E R S 28% 17% Electrical & Electronics Building & Operating Income & Margin2019 Revenue | $1.2 Billion $25 $63 $75 $20 2.9% 4.0% 5.9% 6.3% Avient Corporation 30 http://www.avient.com/Pages/VariationRoot.aspx Avient Corporation 31 O V E R V I E W O F R A W M A T E R I A L P U R C H A S E S Avient Corporation 31 Avient Corporation 32 Avient Corporation 33 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016** 2017** 2018 2018*** Q1 2019*** 2019 Q1 2020 Net income from continuing operations attributable to PolyOne common shareholders Joint venture equity earnings, after tax Special items, before tax Special items, tax adjustments Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 $ 87.7 $ 22.4 $ 75.5 $ 33.1 (19.0) (14.7) (3.7) — — — — — — — — — — — (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 58.7 12.2 61.7 9.6 (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) (25.1) (1.2) (5.9) (1.0) $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 $ 121.3 $ 33.4 $ 131.3 $ 41.7 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 80.4 78.2 77.7 86.7 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 $ 1.51 $ 0.43 $ 1.69 $ 0.48 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. ** Pro forma for sale of Designed Structures and Solutions segment (DSS). *** Pro forma for sale of Performance Products and Solutions segment (PP&S).