Guided by their initiative to develop capabilities that provide additional protection for soldiers while reducing time and logistic requirements,1 the U.S. With our hardware fabrication capabilities and Avient’s knowledge of composite ballistic protection technology, we were able to create modular systems that reduce time and logistic requirements for our brave soldiers.” 1 https://www.erdc.usace.army.mil/Missions/Military-Engineering/Deployable-Force-Protection-Demo/ To learn more about ballistic resistant solutions from Avient, visit avient.com or click to request a quote.

Johnson previously served as Director of Strategic Tax Planning, Leader of the Intellectual Property Program, and Director of Transfer Pricing at Illinois Tool Works Inc., a Fortune 200 global diversified, industrial manufacturer.

General Policy: The Board of Directors of Avient Corporation (the “Company”) has determined, consistent with the Company’s Code of Conduct, that it is the Company’s policy to comply with all applicable federal and state securities laws, including those relating to buying or selling securities of the Company. These guidelines include the requirement that plans only be entered into during a time other than during a blackout period and that they include a waiting period thereafter before the first trade pursuant to the trading plan, the length of which varies depending on whether or not you are a director or officer of the Company. 13. Revised: December 20, 2024 ANNEX A COVERED EMPLOYEES All Directors All Elected Officers All Appointed Officers Assistant Controller Executive Assistants to Covered Employees Corporate Communications/Investor Relations (all levels) Internal Audit VP, Directors, Managers and Staff of Audit (all levels), Tax Managers and Tax Analysts, Staff of Tax (all levels) Directors, Managers and Staff, Mergers and Acquisitions and functional professionals supporting Mergers and Acquisitions (including Legal professionals) All Other Employees (including Finance and IT employees) with access to full quarterly results within the Avient Systems Secretaries and Direct-Reporting Assistants to any Covered Employee Financial and Business Consultants who have undertaken to comply with this policy Revised: December 20, 2024 ANNEX B Please access the PeopleLink home page and search for “pre-clearance” after clicking “My Help” General Counsel: Amy M.

We will work collaboratively with our suppliers to lessen the environmental impact of logistics across our global supply chain Board of Directors Female or U.S. A company’s carbon footprint includes all emissions from the supply chain, logistics, usage and disposal of all products.

The overall system delivers sustainable liquid metering with user-friendly technology, high yield, reduced logistics impact and recyclable packaging. Innovative engineering and design ensures the FlexOne unit can fit inside a small box, rendering logistics more efficient and sustainable. PlanetPak containers sustainability credentials are impeccable including: • Recyclable material content • Efficient use of recycling skips due to flat packing • Efficient logistics based on shape HOW DOES THE SYSTEM WORK?

1 AVIENT CORPORATION AUDIT COMMITTEE CHARTER Authority The Board of Directors, by resolution dated August 31, 2000, established the Audit Committee. The Audit Committee may request that any director, officer or employee of the Company, or the Company’s outside counsel or independent auditor, attend a meeting of the Committee or to meet with any members of, or consultants to, the Committee. These are the responsibilities of management and the independent auditor. 3 The Audit Committee must make regular reports to the Board of Directors.

Newlin, Executive Chairman of the Board of Directors, PolyOne Corporation. Swanson Director, Investor Relations PolyOne Corporation +1 440-930-1018 eric.swanson@avient.com Avient Board of Directors Appoints Ashish K.

Industri Kecil & Sederhana Simpang Ampat, Penang 14120 Malaysia Activity: Central Office, Administration, Site management (Facitilities, EHS), Marketing and Sales, SCM, Group Procurement Services, GBS and Logistics, GTI-Engineering and R&D, Technical Application Laboratories, Legal, Finance, HR, IT, RSRA, SMD and Learning, Communication Activity: Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Facility: Avient Colorants MX S.A. de C.V. Plasticos 28 Santa Clara Coatitla Ecatepec de Morelos, Estado de México 55540 México Facility: Avient New Zealand Ltd. 4 Rothwell Avenue, Albany Industrial Estate Albany 0632 New Zealand Activity: Administration, Manufacture, Laboratory, Warehouse Activity: Administration, Site management (Facitilities, EHS), Manufacture, Laboratory (QC and Technical Development), Maintenance and Infrastructure, Warehouse and Transport, SCM (DIP, Logistics, Via Bergamo, 51 / 67 23807, Merate, Lecco Via Lainate, 26 20005, Pogliano Milanese, Milano Activity: Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Activity: Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Page 6 of 10 Facility: Avient Colorants Poland Sp. z o.o. Amata City Chonburi Industrial Estate, 700/848 Moo 1, Tambol Ph Amphur Phan Thong, Chonburi 20160 Thailand Activity: Administration, Site management (Facitilities, EHS), Manufacture, Laboratory (QC and Technical Development), Maintenance and Infrastructure, Warehouse and Transport, SCM(DIP, Logistics, Activity: Administration, Site management (Facitilities, EHS), Manufacture, Laboratory (QC and Technical Development), Maintenance and Infrastructure, Warehouse and Transport, SCM (DIP, Logistics, Facility: Avient South Africa (Pty) Ltd.

plastics) stigmatized Rising expectations for rapid innovation and displacement of older, heavily carbon- intensive designs and manufacturing processes NDC countries expected to innovate and seek rapid minimization of customers' scope 3 emissions Increased concern from stakeholders for not addressing climate change globally or for the chemicals sector Acute & Chronic Risk Possible direct damage to fixed assets and logistics disruptions in both our value chain and operations More frequent and intense weather events and changing preciptation patterns are likely to damage manufaturing faciliites, disrupt logistics and sourcing activities, and negatively affect employee health and communities where we operate More frequent and intense weather events and changing preciptation patterns are likely to affect the performance of grids and thermal plants while pushing up demand for cooling, damage fixed assets, disrupt logistics and sourcing activities, and negatively affect employee health and communities where we operate IMPACT DRIVER & NET ZERO FUTURE PLEDGING PROGRESS STEADFAST POLICY Resource Efficiency Opportunity More efficient production and distribution processes, reduced natural resource usage, continued use of recycling, and inclusion of recycled materials in our products such as reSoundTM R, ColorMatrix™ Capture™ Oxygen Scavenger, among others will contribute to increasing product revenues and reduced operating costs Resource efficiency efforts supported by capital allocation in NDC countries is more likely and may accelerate a path toward maximizing ROI and reducing operating costs Less regulatory and pressure to incentivize may cause gains from efforts to lag Energy Source Opportunity Use of greater external financing options, such as operating lease arrangements or energy performance shared savings contracts, to source lower emission-energy and new technologies, such as carbon capture, utilization & storage (CCUS), in our operations may reduce operating costs and maximize returns on investment Use of lower emission-sources of energy in operations will lower operating costs and contribute toward reductions of our scope 1 and 2 emissions and product carbon intensities Use of renewable energy, increased efficiency, and electrification initiatives will lower operating costs and contribute toward reductions of our scope 1 and 2 emissions and product carbon intensities. Physical climate-related risk assessments over our critical manufacturing sites, suppliers, and logistics route will be helpful in making corporate real estate and procurement choices.

F -27, MIDC, Ranjangaon, Taluka – Shirur, Pune Maharashtra 412220 India Hold this Opinion Statement No. 798019/2023 The Organization has demonstrated that they have followed the guidelines provided for Good Manufacturing Practices as per the ICHQ7 guidelines in their organization for the following Business activity: Research and Development, Manufacture of Color additives, Concentrates and Specialty Formulations for intended use in pharma and other industries Theuns Kotze, Managing Director – IMETA Assurance Last Audit Date: 31.10.2023 BSI Group India Private Limited T: +91-4762-9000 (CIN U74899DL1999PTC101381 info.in@bsigroup.com The Mira Corporate Suites bsigroup.com/en-IN Plot 1&2, Ishwar Nagar, Mathura Road New Delhi-110065, India