Belgium Branch 08/11/2021 Registered seat Route de Bastogne 19 09/08/2018 9638 Pommerloch Luxembourg Website www.polyone.com Declarative 09/08/2018 Legal Situation Status Start Date End Date Normal situation Active 09/08/2018 Legal form Start Date End Date Foreign entity 09/08/2018 VAT activities Vesaliusstraat 31 - 1000 Brussels E: ol.brussel@xerius.be T: 02 609 62 30 26/11/2021 4Extract from Page 2from Functions Last Name, first Name Registered entity Start Date End DateReason for termination Representative (branch) Roels Jean-Marie 31/08/2018 Last Name, first Name Registered entity Start Date End DateReason for terminationEntrepreneurial skills - Ambulant commerce - Fairground operator 31/08/2018Non SME dispensation (Exemption) Characteristic Phase Duration Start Date End DateReason for termination Employer National Social Security Office Characteristic/authorisation 01/11/2018undetermined Subject to VAT Characteristic/authorisation 31/08/2018undetermined Enterprise subject to registration Characteristic/authorisation 01/11/2018undetermined General assembly End Date Financial Year Start Date Exceptional Year Start Date End DateEnd Date Exceptional Year Financial Details Share capital (Capital Stock) Currency Duration of the entity 12,000.00 EUR June 31/12 09/08/2018 Use Bank account number Start Date End DateBank account number Bank Accounts BIC For all purposes 685 8477013 57 31/08/2018BE09685847701357BOFABE3X External Identifiers NSSO number 143954886 Trade register number 19 0097620 There is no data available for the following sections: Authorisations, Working partners :, Ex-officio striking off, Links between registered entities List of branches Branch - Center of operations Rue Melville Wilson 2 09/08/2018 België 26/11/2021 4Extract from Page 3from 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 België 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 Activities Wholesale trade of industrial chemicals: aniline, printing ink, essential oils, industrial gases, chemical glues, dyes, synthetic resin, methanol, paraffin, etc.

Standard ColorMatrix toners to mask yellowing of rPET preforms are also available. https://www.avient.com/products/polymer-additives/clarifier-and-toner-additives/colormatrix-optica-toners-pet https://www.avient.com/products/polymer-colorants/liquid-color-concentrates/hiformer-liquid-masterbatches https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-joule-reheat-additive-pet https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-smartheat-rhc https://www.avient.com/products/polymer-additives/processing-enhancement-additives/colormatrix-reprize-iv-builder-pet https://www.avient.com/products/polymer-additives/processing-enhancement-additives/cesa-extend-additives https://www.avient.com/products/polymer-additives/processing-enhancement-additives/colormatrix-eze-slip-agent-pet https://www.avient.com/products/polymer-additives/acetaldehyde-scavengers-pet/colormatrix-aazure-acetaldehyde-control-technology-pet https://www.avient.com/products/polymer-additives/acetaldehyde-scavengers-pet/colormatrix-triple-aa-scavenger-pet OXYGEN SCAVENGERS Challenge: Oxygen can permeate PET bottles, reducing a product’s shelf life. NOTE: Technologies listed above may be available in either solid or liquid formats.

The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for adjusted earnings per share and free cash flow, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort. Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) With respect to our forecasted results for full-year 2020 adjusted EPS, the Company does not provide a reconciliation of this forward-looking non-GAAP financial measure because it is not possible for the Company to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort.

Globally available technology Safety Data Sheets Technical Data Sheets

Custom blending available on minimum batch sizes of 500 gallons Safety Data Sheets Technical Data Sheets

Available in slab or cube forms Safety Data Sheets Technical Data Sheets

A range of 11 natural colorants with customizable solutions available Safety Data Sheets Technical Data Sheets

Non-PFAS formulations available Safety Data Sheets Technical Data Sheets

Anti-static performance available at lower doses Safety Data Sheets Technical Data Sheets

Available in varying viscosity from liquid to paste Safety Data Sheets Technical Data Sheets