https://www.avient.com/investors https://edge.media-server.com/mmc/p/rgfk7qte/ https://www.avient.com/investors https://register.vevent.com/register/BIf718eaf1419a4d83a527f0aba7b74d90 https://www.avient.com/investors/events-presentations 4 Non-GAAP Financial Measures The Company uses both GAAP (generally accepted accounting principles) and non-GAAP financial measures.

https://www.avient.com/investors https://edge.media-server.com/mmc/p/tay7mbuw/ https://www.avient.com/investors https://register-conf.media-server.com/register/BI648915d05d0c44c4bdef681472840ace https://www.avient.com/investors/events-presentations 3 Non-GAAP Financial Measures The Company uses both GAAP (generally accepted accounting principles) and non-GAAP financial measures.

https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf • Defienda la libertad de asociación y el derecho a la negociación colectiva de acuerdo con las leyes aplicables

Our filings are available to the public at the SEC’s website at http://www.sec.gov. The USEPA has requested that companies located in the area of the Lower Passaic River, including Franklin-Burlington, cooperate in an investigation of contamination of the Lower Passaic River. Our sales are primarily to customers in the United States, Canada, Mexico, Europe, South America and Asia, and the majority of our assets are located in these same geographic areas.

Our filings are available to the public at the SEC’s website at http://www.sec.gov. The USEPA has requested that companies located in the area of the lower Passaic River, including Franklin-Burlington, cooperate in an investigation of contamination of the lower Passaic River. The RIFS costs are exclusive of any costs that may ultimately be required to remediate the lower Passaic River area being studied or costs associated with natural resource damages that may be assessed.

http://www.avient.com/composites

www.avient.com http://www.piranha.com

Si desea modificar o corregir sus datos personales, puede acudir a cualquier Módulo de Servicios Tributarios y/o a través de la dirección http://sat.gob.mx "La corrupción tiene consecuencias ¡denúnciala!

CÓDIGO DE CONDUCTA | 16 NUESTRO CÓDIGO HONESTIDAD EN INTEGRIDAD DE RESPONSABILIDAD http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx Redes sociales Avient reconoce que las redes sociales pueden ser valiosas profesionalmente. CÓDIGO DE CONDUCTA | 17 NUESTRO CÓDIGO HONESTIDAD EN INTEGRIDAD DE RESPONSABILIDAD http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx Información privilegiada y comercial En Avient usted puede llegar a conocer información material relacionada con Avient o con cualquier empresa con la que hagamos negocios que no haya sido comunicada al público. CÓDIGO DE CONDUCTA | 27 NUESTRO CÓDIGO HONESTIDAD EN INTEGRIDAD DE RESPONSABILIDAD https://www.avient.com/company/sustainability/sustainability-report https://www.avient.com/company/sustainability/sustainability-report http://Avient.com/sustainability. https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 P: Mi supervisor me ha pedido que siga un nuevo procedimiento de eliminación de residuos, pero no sé con certeza si es seguro o incluso legal.

Sustainability remains a focus and key area of investment.