Instructions for voting by telephone and over the Internet are printed on the proxy cards. Proxy Solicitation We are making this proxy solicitation and will bear the expense of preparing, printing and mailing this notice and proxy statement.

KODEKS POSTĘPOWANIA | 25 SPIS TREŚCI WSTĘP NASZ KODEKS POSTĘPOWANIA SZACUNEK DLA WSZYSTKICH UCZCIWOŚĆ W PRACY UCZCIWOŚĆ W DZIAŁALNOŚCI BIZNESOWEJ SPOŁECZNA ODPOWIEDZIALNOŚĆ BIZNESU DANE KONTAKTOWE mailto:mailto:Global%2520Trade%2520Compliance%3Fsubject%3D?

Zodiac™ Aquarius™ Water Based Screen Printing Inks Versaflex™ HC Thermoplastic Elastomers Example Products and Sustainable Outcomes HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2020 42 https://www.avient.com/products/polymer-additives/foaming-agents/hydrocerol-chemical-foaming-and-nucleating-agents https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/edgetek-ld https://www.avient.com/sites/default/files/2020-12/complet-and-onforce-lft-processing-guide.pdf https://www.polyone.com/products/polymer-additives/oxygen-scavengers/colormatrix-amosorb-low-haze https://www.fiber-line.com/en/processes/twisting https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/eccoh-low-smoke-and-fume-non-halogen-formulations https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-color-additive-concentrates https://www.avient.com/products/polymer-additives/processing-enhancement-additives/oncap-ctr-concentrates https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-joule-reheat-additive-pet https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/artisan-pre-colored-thermoplastics-paint-replacement https://www.avient.com/products/polymer-colorants/liquid-color-concentrates/hiformer-liquid-masterbatches https://www.avient.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-fx-special-effect https://www.avient.com/products/polymer-additives/performance-enhancement-additives/mevopur-functional-additives https://www.avient.com/products/thermoplastic-elastomers/versaflex-hc-thermoplastic-elastomers 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-aazure-acetaldehyde-control-technology-pet https://www.avient.com/products/polymer-additives/performance-enhancement-additives/cesa-ir-black-additives https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/nymax-pir-and-resound-r-nd-recycled-nylon-formulations https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-naturals-colorants https://www.avient.com/products/thermoplastic-elastomers/resound-om-thermoplastic-elastomers https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-bio-colorants https://www.avient.com/products/screen-printing-inks/zodiac-aquarius/aquarius-soft-base-ink https://www.avient.com/products/thermoplastic-elastomers/versaflex-hc-thermoplastic-elastomers What is a circular economy*?

Serve Customers Retain Employees Invest in Commercial Resources Capture Synergies Implement LSS to Drive Efficiency Improvements Cross-sell and Blend Technology Leverage PolyOne’s Global Reach Innovate with Combined Portfolio Sustainability Report | 2018 49 Over a Decade of Specialty Acquisitions Specialized soft touch elastomer materials enabling vibration damping and ergonomic benefits JAN 2008 2008 Advanced healthcare formulations for medical devices DEC 2009 2009 Deep portfolio of liquid color and additive solutions for sustainable packaging, including reduced material requirements and barrier technology DEC 2011 2011 Lightweight, high-strength composite technology enabling energy efficiency DEC 2012 2012 Liquid polymer formulations and specialty coatings solutions for a wide range of end markets DEC 2014 Thermoplastic elastomer solutions for products requiring sustainable performance attributes, such as medical, consumer and packaging FEB 2016 2014 Color solutions for fibers to eliminate post production dying, minimizing water intensity DEC 2015 2015 2016 Lightweight, high- strength composite technology for precision and performance JUL 2016 Thermoplastic composite solutions providing lightweighting, design and recycling advantages JUL 2016 Color masterbatch provider focused on high- temperature applications in demanding environments, including high efficiency engines DEC 2016A leading provider of specialty and eco- conscious inks for the screen-printing industry JUN 2017 2017 Silicone colorant and additive dispersions for healthcare and other specialty markets JAN 2017 Color and additive technologies for consumer, outdoor and packaging applications JUL 2017 2018 Europe-based innovator of color and additive solutions supporting customers’ high standards for design, functionality and performance JAN 2018 Thermoplastic composite technology with lightweighting, high-strength and recyclability benefits JUN 2018 Lightweighting composite technology that enables connectivity and infrastructure through fiber optic and 5G applications JAN 2019 2019 KRATON TPE Our Solutions…In Action Case Studies in Sustainability All of our work—from idea, to design, to R&D, and through to commercialization—culminates when our customer’s products are brought to market.

a technology company with a product and services portfolio of personal systems, printers, and 3D printing solutions, since 2022. PROXY SOLICITATION Avient is making this proxy solicitation and will bear the expense of preparing, printing and mailing this notice and proxy statement.

Instructions for voting by telephone and over the Internet are printed on the proxy cards. 5 ELECTION OF BOARD OF DIRECTORS PROPOSAL 1— ELECTION OF BOARD OF DIRECTORS Our Board currently consists of 11 Directors. Proxy Solicitation We are making this proxy solicitation and will bear the expense of preparing, printing and mailing this notice and proxy statement.

Magna Colours), a market leader in sustainable, water-based inks technology for the textile screen printing industry, for the purchase price of $47.6 million, net of cash acquired. Magna Colours), a market leader in sustainable, water-based inks technology for the textile screen printing industry, for the purchase price of $47.6 million, net of cash acquired.

PROXY SOLICITATION Avient is making this proxy solicitation and will bear the expense of preparing, printing and mailing this notice and proxy statement.

Connectors & Components Rapid growth in computing technology has increased demand for higher performing connectors, printed circuit boards, sockets and more.

Vice President of Operations, Michelman (a manufacturer of advanced materials used in coatings, printing & packaging and industrial markets) from May 2005 to June 2007.