Associates Only) Directors, General Managers, VP/SVP 25% Management 40% Professionals 50% Production Associates 45% All Avient Associates 46% Race & Ethnicity (U.S. The VP Internal Audit and Corporate Ethics Officer has direct access to both committees and provide regular updates throughout the year. Twice a year, the VP, Internal Audit & Corporate Ethics Officer, presents the number of ethics reports, report trends, substantiated reports, and a comparison of our ethics data vs. a benchmark to both the Audit and Ethics Committees.

All Rights Reserved 2024 25 Strong and committed team leading the change Leslie Sequeira Chief Information Officer Jamie Beggs SVP and Chief Financial Officer Joel Rathbun SVP Mergers & Acquisitions Woon Keat Moh SVP and President Color, Additives and Inks Chris Pederson SVP and President Specialty Engineered Materials Amy Sanders SVP, General Counsel and Secretary Kyle Rose VP, Corporate Communications John Midea SVP, Global Ops and Process Improvement NEW NEW Kristen Gajewski SVP and Chief Human Resources Officer A L S O H E R E T O D A Y Phil Clark SVP and Chief Technology Officer NEW A L S O H E R E T O D A Y Mike Irwin SVP, New Business Development and Marketing Excellence NEW Color, Additives and Inks SEGMENT STRATEGIC REVIEW Woon Keat Moh AVIENT INVESTOR DAY December 4, 2024 Copyright © .

Malawi Panama Uruguay Czech Republic Lithuania Switzerland Indonesia Oman Uzbekistan Mali Puerto Rico Venezuela Denmark Luxembourg Ukraine Iraq Pakistan Vietnam Mauritius Trinidad, Tobago Estonia Malta United Kingdom Israel Philippines Morocco United Sates Finland Monaco Japan Qatar Nigeria France Netherlands Jordan Russian Federation Senegal HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 11 As I reflect on my first year as VP of Sustainability in 2019, I am incredibly proud of the achievements that our global associates have made in advancing our sustainability journey. Walter Ripple Vice President of Sustainability Message from Avient’s VP of Sustainability HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 12 https://responsiblecare.americanchemistry.com https://responsiblecare.americanchemistry.com https://endplasticwaste.org/about/ https://endplasticwaste.org/about/ Avient’s 4 Ps of Sustainability As Avient has evolved into a specialty company, we’ve continued to refine and increase our sustainability efforts. Compliance and Training Programs Compliance oversight is provided by a combination of the VP, Internal Audit & Corporate Ethics Officer, Legal, the Audit Committee of the Board of Directors, and our internal Ethics Committee, which is comprised of executive and business leaders across all business segments and each region globally.

Malawi Panama Uruguay Czech Republic Lithuania Switzerland Indonesia Oman Uzbekistan Mali Puerto Rico Venezuela Denmark Luxembourg Ukraine Iraq Pakistan Vietnam Mauritius Trinidad, Tobago Estonia Malta United Kingdom Israel Philippines Morocco United Sates Finland Monaco Japan Qatar Nigeria France Netherlands Jordan Russian Federation Senegal HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 11 As I reflect on my first year as VP of Sustainability in 2019, I am incredibly proud of the achievements that our global associates have made in advancing our sustainability journey. Walter Ripple Vice President of Sustainability Message from Avient’s VP of Sustainability HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 12 https://responsiblecare.americanchemistry.com https://responsiblecare.americanchemistry.com https://endplasticwaste.org/about/ https://endplasticwaste.org/about/ Avient’s 4 Ps of Sustainability As Avient has evolved into a specialty company, we’ve continued to refine and increase our sustainability efforts. Compliance and Training Programs Compliance oversight is provided by a combination of the VP, Internal Audit & Corporate Ethics Officer, Legal, the Audit Committee of the Board of Directors, and our internal Ethics Committee, which is comprised of executive and business leaders across all business segments and each region globally.

More frequently than quarterly Other, please specify Senior VP of Operations Other, please specify Monitors sustainability issues as part of operations oversight responsibilities. Additionally, the VP of Sustainability works up through the Board of Directors and down through the organization via the Sustainability Council to ensure that our policy action and climate-change strategy are aligned and consistent. Job title Corresponding job category Row 1 VP Sustainability Chief Sustainability Officer (CSO) SC.

Tylin Liu, VP Global Product Development & Assurance “It is critical to show our customers that our portable battery packs are made as sustainably as possible.

Ihre Verantwortlichkeiten Code of Conduct The Highest Ethical Standards TRANSLATED INTO 18 LANGUAGES Sustainability Report | 2018 77 Compliance oversight is provided by a combination of the VP, Internal Audit & Corporate Ethics Officer, Legal, the Audit Committee of the Board of Directors, and our internal Ethics Committee, which is comprised of executive and business leaders across all business segments and each region globally. George Inglis Jr., VP, Internal Audit and Corporate Ethics Officer Sustainability Report | 2018 79 Enterprise Risk Management (ERM) The ERM process is collaborative across PolyOne’s functions in order to identify PolyOne’s risks.

Additionally, the VP of Sustainability works up through the Board of Directors and down through the organization via the Sustainability Council to ensure that our policy action and climate-change strategy are aligned and consistent. These meetings include interactive Q&A sessions to allow stockholders to ask questions and provide feedback on the company’s sustainability initiatives and ensure that senior leadership, including the CEO & VP-Sustainability, is available to respond. 3. 13.3.1) Job title VP Sustainability 756 (13.3.2) Corresponding job category Select from: ☑ Chief Sustainability Officer (CSO) [Fixed row] 757

Additionally, we have established the Avient Security and Privacy Council (ASPC), which is composed of the CISO, Chief Financial Officer, General Counsel, VP of Internal Audit, among other Avient leaders, and oversees the security-related governance, risk mitigation and regulatory compliance requirements of the Company globally.

We also recently joined the Alliance to End Plastic Waste as a founding member and created a new VP of Sustainability role.