Jun 10, 2021

Jun 10, 2021

Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. You have the responsibility to conduct full-scale end-product performance testing to determine suitability in your application, and you assume all risk and liability arising from your use of the information and/or use or handling of any product. AVIENT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, either with respect to the information or products reflected by the information.

Challenges of In-House Plastisol Production At first glance, it may seem that producing plastisol in-house makes a lot of sense—and it may be the right choice for you. Challenge accepted! Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

GEDRAGSCODE | 10 INHOUDSOPGAVE INLEIDING ONZE GEDRAGSCODE RESPECT VOOR IEDEREEN EERLIJKHEID OP HET WERK INTEGRITEIT IN ONS ZAKENDOEN SOCIALE VERANTWOORDELIJKHEID VAN HET BEDRIJF HULPBRONNEN Eerlijkheid op het werk Onze reputatie voor eerlijkheid heeft een belangrijke waarde voor onze klanten, leveranciers, aandeelhouders en andere belanghebbenden, voor elk van ons persoonlijk en voor Avient. Alle verkopen aan klanten moeten gebaseerd zijn op de prijs, de voorwaarden en de kwaliteit van het te leveren product en de service. Daarbij zullen we op legaal en ethische wijze technische, kost-, product-, markt- en andere informatie verzamelen over de markten en onze concurrenten via openbaar beschikbare informatie, en via klanten, analyse, verzoeken en observaties.

Facility: Avient Corporation - Toluca, Mexico AV. Activity: Manufacture of Colorants for Plastics Activity: Warehouse Facility: Avient Corporation - Mountain Top, PA 855 Oak Hill Road Mountain Top, PA 18707 U.S.A. All rights reserved. 31307Certificate No: Facility: Avient Corporation - Knowsley, United Kingdom Unity Grove Knowsley, Merseyside L349GT United Kingdom Facility: Avient Corporation - Alicante (Ibi - IQAP), Spain Guadalajara 6, Poligono Industrial L'Alfalç Ibi, Alicante 03440 Spain Activity: Design and Manufacture of Liquid Colorants and Additives for Plastics, Assembly and Supply of Material Dosing Equipment Activity: Design, development and production of color concentrates and additives for plastic and synthetic fibers Facility: Avient Corporation - Vic (Barcelona), Spain Carretera de Vic a Olot,C-153, km 5 Masies de Roda, Barcelona 08500 Spain Activity: Design, development and production of color concentrates and additives for plastic and synthetic fibers Facility: Avient Corporation - Melle, Germany Oldendorfer Straße 9 Thuringia 49342 Germany Facility: Avient Corporation - Gaggenau, Germany Adolf-Dambach-Str. 2 Gaggenau, Thuringia 76571 Germany Activity: Development and Manufacture of LSFOH (low smoke and fume, zero halogen) compounds Activity: Design and Manufacture of Specialty Engineered Thermoplastics

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Use of Non-GAAP Measures Page 3 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 Strategy and Execution Drive Results Page 4 All time closing high of $29.48 August 1, 2013 • 15 consecutive quarters of double digit EPS growth • 42% CAGR adjusted EPS expansion 2006-2012 • YTD stock price has increased 42% versus 20% growth in the S&P • 275% increase in market cap: $0.7b $2.6b since 2006 The World’s Premier Provider of Specialized Polymer Materials, Services & Solutions Four Pillar Strategy Page 5 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 Ad ju st ed E ar ni ng s 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 6 * 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 **Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes discontinued operations 2% 34% 43% 45% 60% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2012 2012 PF** 2015 % o f O pe ra tin g In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $114M $150M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 7 2006 H1 2013 2015 Where we were Where we are Organic Consolidated Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.7% 12.6% 12 – 16% Global Specialty Engineered Materials 1.1% 10.9% 9.2% 12 – 16% Designed Structures & Solutions — — 4.4% 8 – 10% Performance Products & Solutions 5.4% 8.1% 8.2% 9 – 12% Distribution 2.6% 6.1% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 62% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 26% 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 8 *Percentage of Specialty Platform revenue from products introduced in last five years 19.5% 46.5% 2006 Q2 2013 $20.3 $44.7 2006 TTM Q2'13 14.3% 31.1% 2006 Q2 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 9 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 10 Positioned for Strong Growth 2015 Target Rev: $5B Adj. Platform operating income mix percentage 2005Y* 2008Y* 2010Y* 2012Y* 2012PF** H1 2013*** Global Specialty Engineered Materials $ 0.4 $ 17.6 $ 49.7 $ 47.0 $ 47.7 $ 32.5 Global Color, Additives and Inks 4.3 28.1 37.7 66.8 81.6 54.7 Designed Structures & Solutions - - - - 20.9 10.5 Specialty Platform $ 4.7 $ 45.7 $ 87.4 $ 113.8 $ 150.2 $ 97.7 Performance Products and Solutions 75.7 31.3 54.0 74.9 37.4 27.5 Distribution 19.5 28.1 42.0 66.0 66.0 33.1 SunBelt Joint Venture 91.9 28.6 18.9 - - - Corporate (51.5) (425.1) (27.7) (87.6) (87.9) (37.1) Operating income (loss) GAAP $ 140.3 $ (291.4) $ 174.6 $ 167.1 $ 165.7 $ 121.2 Less: Corporate operating expense (income) 51.5 425.1 27.7 87.6 87.9 37.1 Operating income excluding Corporate $ 191.8 $ 133.7 $ 202.3 $ 254.7 $ 253.6 $ 158.3 Specialty platform operating mix percentage 2% 34% 43% 45% 60% 62% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and exclude the Resin business assets. *** Restated results to exclude the Resin business and to remove Specialty Coatings from the Performance Products and Solutions segment into Global Color, Additives and Inks segment.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Use of Non GAAP Measures Page 3 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 Strategy and Execution Drive Results Page 4 All time closing high of $29.48 August 1, 2013 • 15 consecutive quarters of double digit EPS growth • 42% CAGR adjusted EPS expansion 2006-2012 • YTD stock price has increased 42% versus 20% growth in the S&P 400% increase in market cap, from $0.7b to $2.8b since 2006 The World’s Premier Provider of Specialized Polymer Materials, Services & Solutions Four Pillar Strategy Page 5 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 Ad ju st ed E ar ni ng s 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 6 * 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 **Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes discontinued operations 2% 34% 43% 45% 60% 62% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2012 2012 PF** H1'13 2015 % o f O pe ra tin g In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $114M $150M $98M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 7 2006 H1 2013 2015 Where we were Where we are Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.6% 12 – 16% Global Specialty Engineered Materials 1.1% 9.2% 12 – 16% Designed Structures & Solutions -- 4.4% 8 – 10% Performance Products & Solutions 5.4% 8.3% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 62% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 26% 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 8 *Percentage of Specialty Platform revenue from products introduced in last five years 11.5% 46.5% 2006 Q2 2013 $20.3 $44.7 2006 TTM Q2'13 14.3% 31.1% 2006 Q2 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 9 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 10 Positioned for Strong Growth 2015 Target Rev: $5B Adj. Platform operating income mix percentage 2005Y* 2008Y* 2010Y* 2012Y* 2012PF** H1 2013*** Global Specialty Engineered Materials $ 0.4 $ 17.6 $ 49.7 $ 47.0 $ 47.7 $ 32.5 Global Color, Additives and Inks 4.3 28.1 37.7 66.8 81.6 54.7 Designed Structures & Solutions - - - - 20.9 10.5 Specialty Platform $ 4.7 $ 45.7 $ 87.4 $ 113.8 $ 150.2 $ 97.7 Performance Products and Solutions 75.7 31.3 54.0 74.9 37.4 27.5 Distribution 19.5 28.1 42.0 66.0 66.0 33.1 SunBelt Joint Venture 91.9 28.6 18.9 - - - Corporate (51.5) (425.1) (27.7) (87.6) (87.9) (37.1) Operating income (loss) GAAP $ 140.3 $ (291.4) $ 174.6 $ 167.1 $ 165.7 $ 121.2 Less: Corporate operating expense (income) 51.5 425.1 27.7 87.6 87.9 37.1 Operating income excluding Corporate $ 191.8 $ 133.7 $ 202.3 $ 254.7 $ 253.6 $ 158.3 Specialty platform operating mix percentage 2% 34% 43% 45% 60% 62% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and exclude the Resin business assets. *** Restated results to exclude the Resin business and to remove Specialty Coatings from the Performance Products and Solutions segment into Global Color, Additives and Inks segment.

Avient Announces Second Quarter 2025 Results... Jul 10, 2025 Avient Announces Quarterly Dividend...

Challenges and solutions for materials used in EV charging stations Infant & Child Products Personal Products