The company was formerly known as: S/N Company Name Effective From 1.

https://www.avient.com/products/polymer-additives/additive-dispersions/aquamix-chemical-dispersions Slide 1: Wound care Manufacturer

https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/colormatrix-lactra-sx-light-blocking-additive-pet Slide 1: Dairy products producer

All Rights Reserved https://www.avient.com/products/polymer-additives/fiber-additives/cesa-fiber-additives Slide 1: Fabric MASK manufacturer

https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers Slide 1: Global fitness brand

https://www.avient.com/products/polymer-additives/visual-enhancement-effects/oncolor-lux-colorants Slide 1: inhaler roll Brand

https://www.avient.com/products/engineered-polymer-formulations/flame-retardant-formulations/maxxam-fr-flame-retardant-formulations-and-maxxam-nhfr-non-halogen-flame-retardant-formulations Slide 1: B&C company

PolyOne Corporation Page 1 PolyOne Investor Presentation Credit Suisse Boston Basic Materials Conference June 2015 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. S&P 500 PolyOne Corporation Page 9 2006 Q1 2015 2020 “Where we were” “Where we are” Platinum Vision 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 16.2% 20%+ Global Specialty Engineered Materials 1.1% 16.3% 20%+ Designed Structures & Solutions 1.4% (2012) 2.7% 12 – 14% Performance Products & Solutions 5.5% 6.5% 10 – 12% Distribution 2.6% 5.9% 6.5 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 69% 80%+ 3) ROIC 5.0% 11.4% 15% 4) Adjusted EPS Growth N/A 22 Consecutive Quarters of EPS Growth Double Digit Expansion Proof of Performance & 2020 Goals PolyOne Corporation Page 10 Platinum Vision: Pathway to Accelerated Growth Organic Sales Growth Margin Expansion Share Repurchases Acquisitions PolyOne Corporation Page 11 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years $20 $53 2006 2014 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 14% 27% 2006 2014 Specialty Platform Gross Margin % 20% 44% 2006 2014 Specialty Vitality Index Target ≥ 35% PolyOne Corporation Page 12 Megatrends Aligned with Key End Markets Decreasing Dependence on Fossil Fuels Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer PolyOne Corporation Page 13 Prototype Frame Opportunity Scale-up & Test Market Build Business Case Commercial Launch Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 6 9 7 3 5 12 5 3 2 8 4 2 4 3 1 Breakthrough Platform Derivative A Rich Pipeline of Opportunity Number of Projects 14 8 18 12 22 74 Addressable Market ($ millions) $700 $600 $600 $1,900 PolyOne Corporation Page 14 60% 98% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 Q1 2015 Pension Funding** As of March 31, 2015 Debt Maturities & Pension Funding Net Debt / EBITDA* = 2.1x $49 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Debt Maturities As of March 31, 2015 ($ millions) Coupon Rate: 7.500% 7.375% 5.250% ** includes US-qualified pension plans only *TTM 3/31/2015 PolyOne Corporation Page 15 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~75% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends $0.16 $0.20 $0.24 $0.32 $0.40 $0.10 $0.20 $0.30 $0.40 $0.50 2011 2012 2013 2014 2015 Annual Dividend  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Synergy opportunities  Adjacent material solutions  Repurchased over 500k shares in Q1 2015  Repurchased 11.8 million shares since early 2013  8.2 million shares are available for repurchase under the current authorization PolyOne Corporation Page 16 PolyOne Core Values Innovation Collaboration Excellence PolyOne Corporation Page 17 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne? 1) Special items are a non-GAAP financial measure.

Global Policy on Antitrust Updated February 2021 Table of Contents Guide For Compliance 1 Policy Overview 1 An Overview of U.S. Each has a different approach and all comprise the cornerstone of the U.S. antitrust laws and the foundation for many global laws. 1. For instance, price fixing is a felony punishable by prison time and huge fines—up to $1 million for individuals and $100 million or more for companies.

Política global antisoborno y anticorrupción de Avient Fecha de publicación: 1 de julio de 2020 Índice Política global antisoborno y anticorrupción de nuestra empresa 1 Importancia del cumplimiento 1 Nuestra responsabilidad 1 ¿Qué es un soborno? El ofrecimiento de cualquier objeto de valor no debe confundirse con gastos legales, razonables y limitados para regalos, entretenimiento con fines comerciales y otras actividades legítimas directamente relacionadas con las operaciones de Avient. 1 1 Consulte la sección Regalos y atenciones del Código de conducta de Avient y nuestra Política de regalos y entretenimiento para determinar si un gasto propuesto está permitido. Índice Norteamérica Sede central global de Avon Lake, Estados Unidos 33587 Walker Road Avon Lake, OH, Estados Unidos 44012 Número gratuito: +1 866 765 9663 Teléfono: +1 440 930 1000 Fax: +1 440 930 3064 Asia Pacífico Sede central regional de Shanghái, China 2F, Block C 200 Jinsu Road Pudong, 201206 Shanghái, China Teléfono: +86 (0) 21 6028 4888 Fax: +86 (0) 21 6028 4999 Sudamérica Sede central regional de San Pablo, Brasil Av.