Ultimately, our results fell just short of our goal of annual double-digit EPS expansion. Recent expansion in Central America and Asia have bolstered PolyOne Distribution’s ability to serve the specialized needs of customers globally. Recent expansion in Central America and Asia have bolstered PolyOne Distribution’s ability to serve the specialized needs of customers globally.

To help reduce consumption from non- renewable energy sources, and to facilitate the expansion of renewable energy availability, Avient continues to leverage Virtual Power Purchase Agreements (VPPA). Plan for achieving target, and progress made to the end of the reporting year To help reduce consumption from non-renewable energy sources, and to facilitate the expansion of renewable energy availability, Avient continues to leverage Virtual Power Purchase Agreements (VPPA). Plan for achieving target, and progress made to the end of the reporting year To help reduce consumption from non-renewable energy sources, and to facilitate the expansion of renewable energy availability, Avient continues to leverage Virtual Power Purchase Agreements (VPPA).

And combined efforts to execute our strategy have worked. 2018 marked the ninth consecutive year of adjusted EPS expansion at PolyOne, as we delivered $2.43 per share. E PS GR OW TH 74 Sustainability Report | 2018 Performance Overview Specialty Transformation Drives Margin Expansion 2006 2018 ROIC* 5.0% 14.1% Operating Income % of Sales Color, Additives & Inks 1.7% 15.1% Specialty Engineered Materials 1.1% 11.2% Performance Products & Solutions 4.3% 10.0% Distribution 2.6% 5.6% *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period 0% 20% 40% 60% 80% 100% 2005 2010 2015 2018** $14M $117M $273M $298M Mix Shift Improvement % o f E B IT D A * * EBITDA excludes corporate costs and special items ** Pro Forma for sale of PP&S Specialty EBITDA JV’s Performance Products & Solutions Distribution Specialty 81% 66% 46% 7% Sustainability Report | 2018 75 As highlighted in our Products section, PolyOne has a highly-technical and broad portfolio of materials solutions that help our customers—and our planet— be more sustainable.

Utilizing our expansive network and infrastructure, we are able to serve the world’s largest and most global manufacturers with consistent, specialized materials and exceptional service wherever our customers desire. In doing so, we extended our streak to 17 consecutive quarters of double-digit adjusted EPS expansion and a growth CAGR of 25 percent over this period. Recent expansion in Central America and Asia have bolstered PolyOne Distribution’s ability to serve the specialized needs of customers globally.

Recent expansion in Central America and Asia have bolstered PolyOne Distribution's ability to serve the specialized needs of customers globally. The Company has undertaken measures to reduce the impact of this volatility through diversification of markets it serves and expansion of geographic regions in which it operates. Recent expansion in Central America and Asia have bolstered PolyOne Distribution's ability to serve the specialized needs of customers globally.

Combined with $54 million in realized synergies from the Clariant Color integration, the segment expanded income to over $300 million for the first time ever; and • Our Distribution business achieved significant revenue growth of 47% and operating income expansion of 33%, despite material and pricing pressures throughout the global supply chain Combined with $54 million in realized synergies from the Clariant Color integration, the segment expanded income to over $300 million for the first time ever; and • Our Distribution business achieved significant revenue growth of 47% and operating income expansion of 33%, despite the material and pricing pressures throughout the global supply chain

Increased commercial resources by nearly 20% in the last three years, which led to 2017 organic revenue growth of 7%, representing the highest level of organic sales expansion since coming out of the recession in 2010. Delivering 8 consecutive years of adjusted earnings per share expansion, driven by record levels of sales growth and profits, has created shareholder value.

Performance An overarching expectation at Avient is to generate topline growth with margin expansion on the bottom line. Our overarching objective is organic topline growth with margin expansion on the bottom line and, in 2024, we delivered both.

revenues, revenue growth, revenue growth by targeted country, region or end market, gross margin and gross margin growth, material margin and material margin growth, stock price appreciation, total return to shareholders, sales and administrative costs divided by sales, and sales and administrative costs divided by profits); and • Strategic Initiative Key Deliverable Metrics consisting of one or more of the folff lowing: product development, strategic partnering, research and development, vitality index, market penetration, geographic business expansion goals, cost targets, customer satisfaction, employee satisfaction, management of employment practices (including succession planning and talent development) and employee benefitsff , supervision of litigation and inforff mation technology, and goals or synergies relating to acquisitions or divestitures of subsidiaries, affiliates and joint ventures. Delivering 7 consecutive years of adjusted earnings per share expansion, driven by record levels of profit and profitability, has created shareholder value. The Management Objectives applicable to any Qualified Perforff mance-Based Award will be based on one or more, or a combination, of the folff lowing metrics (including relative or growth achievement regarding such metrics): (i) Profitff s (e.g., operating income, EBIT, EBT, net income, earnings per share, residual or economic earnings, economic profit — these profitability metrics could be measured before certain specified special items and/or subject to GAAP definff ition); (ii) Cash Flow (e.g., EBITDA, free cash flow, freff e cash flow with or without specific capital expenditure target or range, including or excluding divestments and/or acquisitions, total cash flow, cash flow in excess of cost of capital or residual cash flow or cash flow return on investment); (iii) Returns (e.g., Profitff s or Cash Flow returns on: assets, invested capital, net capital employed, sales, and equity); (iv) Working Capital (e.g., working capital divided by sales, days’ sales outstanding, days’ sales inventory, and days’ sales in payables); (v) Profitff Margins (e.g., Profits divided by revenues, gross margins and material margins divided by revenues, and material margin divided by sales pounds); (vi) Liquidity Mtt easures (e.g., debt-to-capital, debt-to-EBITDA, total debt ratio); (vii) Sales Growth, Gross Margin Growth, Cost Initiative and Stock Price Metrics (e.g., revenues, revenue growth, revenue growth by targeted country, region or end market, gross margin and gross margin growth, material margin and material margin growth, stock price appreciation, total return to shareholders, sales and administrative costs divided by sales, and sales and administrative costs divided by profitsff ); and B-3 (viii) Strategic Initiative Key Deliverable Metrics consisting of one or more of the folff lowing: product development, strategic partnering, research and development, vitality index, market penetration, geographic business expansion goals, cost targets, customer satisfaction, employee satisfaction, management of employment practices (including succession planning and talent development) and employee benefitff s, supervision of litigation and inforff mation technology, and goals or synergies relating to acquisitions or divestitures of subsidiaries, affiliates and joint ventures.

Notre Code de conduite 2023 Table des matières Un message du président-directeur général 1 Notre vision et notre stratégie 2 Valeurs fondamentales et personnelles 2 Notre Code de conduite Directives pour un comportement éthique 4 Valeurs personnelles 4 Résoudre les questions et signaler les situations de non-conformité 6 Ligne d’assistance liée à l’éthique 6 Non-représailles 6 Application du Code de conduite 7 Violations du Code 7 Respect pour tous Diversité et inclusion 9 Discrimination ou harcèlement 9 Relations sur le lieu de travail 9 La toxicomanie/l’alcoolisme 10 Sécurité physique et violence sur le lieu de travail 10 Honnêteté au travail Exactitude des informations, données et archives 12 Intégrité comptable 12 Communications de la société 14 Protection et utilisation des actifs 14 Informations exclusives et confidentielles ; idées et propriété intellectuelle 14 Protection de la sphère privée, des informations et données personnelles 15 Utilisation d’Internet et des courriers électroniques 15 Médias sociaux et réseaux sociaux 16 Sécurité informatique, licences logicielles et copyrights 16 Délit d’initié 16 Contributions/activités politiques et contributions caritatives 17 Enquêtes et demandes de renseignements du gouvernement 17 Intégrité dans notre activité Traitement équitable 19 Corruption et pots-de-vin 19 Agents et Consultants 20 Concurrence 20 Cadeaux et marques d’hospitalité 20 Conflits d’intérêts 21 Transactions intéressées 22 Commerce international 22 Responsabilité sociale d’entreprise Durabilité 24 Sécurité, santé et environnement 24 Sécurité des produits et des services 25 Respect des droits de l’homme 25 Un engagement partagé 25 Ressources et coordonnées 26 1 Table des matières Un message du président-directeur général Chers collaborateurs d’Avient, En tant que société mondiale en pleine expansion, nous sommes confrontés à des situations difficiles et à des prises de décisions complexes.