Overview RE-EN YELLOW 134U MB Services

Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets. 2 3 AVIENT OVERVIEW OUR VISION: Creating specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world 2023 Financial GuidanceCompany Overview Revenue By: 9,700 Employees 104 Manufacturing Sites 20,000+ Customers Key Highlights  Premier formulator of specialized and sustainable material solutions  Asset-light business model, with flexibility to adapt to customer needs  Best-in-class technology and service (140+ PhDs / 2,500+ patents)  History of transformation through successful M&A while consistently returning cash to shareholders  Poised for continued future growth in excess of GDP $3.13B Revenue $2.30 Adjusted EPS $500M Adjusted EBITDA 16.0% Adjusted EBITDA Margins $180M Free Cash Flow Over $1B in share buybacks since 2011 Raised dividend for 13 consecutive years, a 15% CAGR since 2011 U.S. & Canada EMEA Asia Latin America 64% 36% Specialty Engineered Materials Color Additives and Inks 40% 37% 18% 5% 6% 8% 24% 20% 10% 15% 9% 4% 4% Defense Healthcare Packaging Consumer Building & Construction Industrial Transportation Energy Telecom Geography Segment Industry 4 CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 1. 6% annualized long term sales growth leveraging sustainable solutions, composites, healthcare and emerging regions 2. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance. Management excludes intangible asset amortization from adjusted EPS as it believes excluding acquired intangible asset amortization is a useful measure of current period earnings per share.

GLOBALIZATION Positions us to serve our customers consistently, everywhere in the world. Our global footprint offers both state- of-the-art facilities and talented commercial associates that enable quick collaboration with our customers —where they need us, when they need us. Customers count on us for on-time, high- quality products and services, and we proudly accept the challenge to deliver.

Note: By default, the CSP is shown in US English. Change languages To change the CSP language, select the language menu (default should be “English (US)”) at the bottom of the page and choose your language and region. Based on the language/region you select, the date format will automatically update. https://compass.coupa.com/en-us/products/product-documentation/supplier-resources/for-suppliers/core-supplier-onboarding/announcements-and-general-info/supported-languages-in-the-csp

Unified social credit code: 91320412MA1NMF5W4P is in conformity with Quality Management System Standard: GB/T19001-2016 / ISO9001:2015 The certificate is valid to the following product(s)/service: Textile (Yarn), Glass Products (Yarn) Coating Processing Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Signalement d’infractions possibles Tout employé qui a des raisons de croire qu’une infraction à la présente politique a été ou pourrait être commise, doit rapidement signaler sa préoccupation à l’une ou à l’ensemble des ressources ci-dessous afin qu’une enquête approfondie puisse être menée. • votre superviseur ou un directeur d’Avient • le responsable de la déontologie de l’entreprise, par courriel à l’adresse ethics.officer@avient.com • l’avocat général d’Avient, par courriel à l’adresse legal.officer@avient.com • un membre du service juridique • le service d’assistance en matière de déontologie d’Avient Service d’assistance en matière de déontologie d’Avient Le service d’assistance en matière de déontologie est disponible dans le monde entier en 20 langues, et ce, 24 heures sur 24, 7 jours sur 7, par téléphone et via un site Web. Une entreprise indépendante reçoit tous les rapports téléphoniques et du site Web du service d’assistance en matière de déontologie et transmet l’information au responsable de la déontologie de l’entreprise. Le site Web du service d’assistance en matière de déontologie se trouve à l’adresse avient.ethicspoint.com.

CLEVELAND – June 13, 2022 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, today announced the availability of Colorant Chromatics™ UV Laser Marking technology for use in high performance fluorinated ethylene propylene (FEP) wire and cable applications for the aerospace industry. Fluoropolymers such as FEP are capable of withstanding high heat and corrosive environments while also having outstanding dielectric properties and continuous service temperatures. Colorant Chromatics UV Laser Marking technology can allow for a permanent, yet benign, mark on the FEP surface that achieves a 60-80% contrast, meeting aerospace industry standards SAE AS4373F and EN-3475-706.

For more information, visit https://www.se.com/ww/en/.   PolyOne Corporation, with 2013 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions.