Page 1 / 1 has been assessed and certified as meeting the requirements of ISO 9001:2015 For the following activities The Design and Manufacturing of Plastic Color Concentrated, Plastic Additive Concentrated and Pigment Powder for Thermoplastic & Rubber Industries.

Quality Management System Certificate of Approval This is to certify that the QMS of Avient Saudi Industries Co.

Environmental Management System Certificate of Approval This is to certify that the EMS of Avient Saudi Industries Co.

From 2019-2024 he served as Global Vice President for the $1.2B Abrasive Systems Division of 3M’s Safety and Industrial business group.

a diversified holding company whose businesses served many industries including energy, real estate and private investments.

A 30-year veteran in the industry, Mr.

From 2019–2024 he served as Global Vice President for the $1.2B Abrasive Systems Division of 3M’s Safety and Industrial business group.

A 30-year veteran in the industry, Mr.

a Fortune 200 global diversified, industrial manufacturer.

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 2022 Pro Forma 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 $3.3B Revenue $2.40 $525M Adjusted EBITDA 16.0% Adjusted EBITDA Margins $180M Free Cash Flow 3.0x Net Leverage Over $1B in share buybacks since 2011 Raised dividend for 12 consecutive years, a 16% CAGR since 2011 Geography Segment Industry U.S. & Canada 64% 36% Specialty Engineered Materials Color Additives and Inks 40% 37% 18% 9% 4% 4% Building & Energy Telecom 4 CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 1. 6.5% annualized long term sales growth leveraging sustainable solutions, composites, healthcare and emerging regions 2. Continue fostering our Great Place to Work® culture Strategic ObjectivesStrategic Objectives Long Term Growth Rates Growth DriversGrowth Drivers $340 $455 $790 $1,175 $51 $84 $212 $668 $108 $113 $231 $293 $265 $358 $726 $830 8-12% 10% 8-10% 5% Sustainable Solutions Composites Healthcare Asia/Emerging Regions Profitable GrowthProfitable Growth Great Place to WorkGreat Place to Work 5.4% 11.5% 16.2% 2006 2018 2022 EBITDA Margins $0.14 $2.67 $3.04 2006 2018 2022 2022 data is pro forma for acquisition of Avient Protective Materials and Distribution divestiture TOP-TIER SUSTAINABILITY PERFORMANCE AND RECOGNITION Industry Sustainability Standards 90th percentile 87th ESG Ratings Performance 5 5 Innovation is the lifeblood of a specialty company. WHAT WE DO: WE ARE A FORMULATOR 6 CUSTOM FORMULATION JU LY 27 , 2023 W EB CAS T P RE SE N TATI O N COMPOSITES PORTFOLIO D Y N E E M A ® E X P A N D S O U R E N G I N E E R E D F I B E R S A N D P A N E L S T E C H N O L O G Y LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 8 DEFENSE TELECOMMUNICATIONS ENERGY TRANSPORTATION Military • Law Enforcement First Responders Body Armor • Helmets Vehicle Protection Sustainable Infrastructure Offshore Wind Electrical Grid Protection EV Battery Components Commercial Laminates Body & Trim • Air Cargo and Railroad Car Panels 5G Applications Fiber Optic Cables Satellite Communications Connectors and Components 9 COMPOSITES SERVE DIVERSIFIED END MARKETS INDUSTRIAL Lifting Slings • Aquaculture High Pressure Pipe Conveyer Springs Q 2 P ER FO RM A N CE Q2 2023 PERFORMANCE VS.