Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Unified social credit code: 91320412MA1NMF5W4P is in conformity with Quality Management System Standard: GB/T 19001-2016 / ISO 9001:2015 The certificate is valid to the following product(s)/service: Coating Processing of Textile (Yarn) and Glass Products (Yarn) Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Unified social credit code: 91320412MA1NMF5W4P is in conformity with Environmental Management System Standard: GB/T 24001-2016 / ISO 14001:2015 The certificate is valid to the following product(s)/service: Coating Processing of Textile (Yarn) and Glass Products (Yarn) and Related Management Activities Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Use of Non-GAAP Measures Page 3 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 Page 4 All time high of $32.32 October 21st, 2013 • 16 consecutive quarters of double digit EPS growth • 42% CAGR adjusted EPS expansion 2006-2012 • YTD stock price has increased 56% versus 22% growth in the S&P • Six fold increase in market cap: $0.5b $3.0b Strategy and Execution Drive Results PP&S 15% Specialty 60% Distribution 25% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 2.50 $0.00 $0.25 $0.50 $0.75 $1.00 $1.25 $1.50 $1.75 $2.00 $2.25 $2.50 2006 2007 2008 2009 2010* 2011* 2012* 2015 Target A dj us te d Ea rn in gs P er S ha re Appliance 6% Building & Construction 13% Wire & Cable 9% Electrical & Electronics 4% Consumer 9% Packaging 18% Industrial 10% Misc. 5% HealthCare 9% Transportation 16% Textiles 1% United States 70% Europe 14% Canada 8% Asia 5% Latin America 3% 2012 Revenues: $4.0 Billion* End Markets* 2012 Revenues: $4.0 Billion* EPS Page 5 * Pro Forma includes FY2012 results for Spartech (11/03/12 YE) and Glasforms & excludes discontinued operations PolyOne At A Glance * Restated to exclude discontinued operations Old PolyOne Transformation *Operating Income excludes corporate charges and special items 2% 34% 43% 63% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 YTD 2013 2015 % o f O pe ra ti ng In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $153M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 6 2006 YTD 2013 2015 Where we were Where we are Organic Consolidated Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.8% 12.8% 12 – 16% Global Specialty Engineered Materials 1.1% 10.8% 8.9% 12 – 16% Designed Structures & Solutions — — 5.0% 8 – 10% Performance Products & Solutions 5.5% 8.0% 8.2% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 63% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 28% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 7 *Percentage of Specialty Platform revenue from products introduced in last five years 19.5% 44.0% 2006 Q3 2013 $20.3 $46.6 2006 TTM Q3'13 14.3% 31.0% 2006 Q3 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 8 We are Experts in Polymer Science and Formulation  Polymer Science  Formulation  Chemistry  Processing Inputs  Base Resins  Additives  Modifiers  Colorants Specialized Polymer Materials, Services, and Solutions Expertise Satisfied Consumers PolyOne Customer Innovative Products & Services  Marketplace Demands  Performance Requirements  Value Drivers Page 9 Positioned for Strong Growth 2015 Target Rev: $5B Adj.

Clip & Lock Closure for Food Containers Versaflex™ Thermoplastic Elastomer improves performance and meets food compliance regulations for clip and lock closure Caps and Closures

Clip & Lock Closure for Food Containers Versaflex™ Thermoplastic Elastomer improves performance and meets food compliance regulations for clip and lock closure Caps and Closures

Specialization Globalization Operational Excellence Commercial Excellence Associates 3 Table des matières Notre Code de conduite 4 Table des matières Directives pour un comportement ethique Le Code de conduite (le « Code ») d’Avient est un guide de la conduite professionnelle. Lorsque vous êtes en déplacement pour la société, vous êtes tenu de : 1. respecter la politique d’Avient sur les voyages et les divertissements ; 2. conserver une apparence et une conduite qui défendent la réputation et les valeurs fondamentales d’Avient ; 3. respecter toutes les lois ; et 4. déclarer et justifier toutes les dépenses professionnelles ordinaires et menues dépenses professionnelles directes appropriées. Ligne d’assistance de l’éthique : https://www.Avient.com/company/policies-and-governance/ethics-hotline Numéro de téléphone de la ligne d’assistance liée à l’éthique : 1-877-228-5410 https://www.Avient.com/company/policies-and-governance/ethics-hotline Amérique du Nord Siège mondial d’Avon Lake, États-Unis 33587 Walker Road Avon Lake, Ohio, États-Unis 44012 Numéro gratuit : +1-866-765-9663 Téléphone : +1-440-930-1000 Télécopie : +1-440 930 3064 Asie Pacifique Siège régional de Shanghai, Chine 2F, Block C 200 Jinsu Road Pudong, 201206 Shanghai, Chine Téléphone : +86 (0) 21 6028 4888 Télécopie : +86 (0) 21 6028 4999 Amérique du Sud Siège régional de Sao Paulo, Brésil Av.