In addition, we are able to leverage our unparalleled breadth of base resins and additives, including BPA-free, neat resin, and blends, to meet performance targets and establish color aesthetics. FR, UV, MR, antimicrobial additives Browse and download our literature to learn more about Avient solutions and services.

Color and Additives Solutions Overview Colorant and additives overview and capabilities It's also vital to us at Avient.

CLEVELAND – January 21, 2025 – Avient Corporation, an innovator of materials solutions, announced the launch of ColorMatrix™ Lactra™ ESL, an additive solution formulated for the extended shelf-life (ESL) dairy market. As the ESL dairy market expands, Avient's ColorMatrix Lactra ESL light-blocking additive solution stands out as a more sustainable choice for brands looking to enhance their product quality and extend their market reach. About Avient 

GLOBAL CABLE MANUFACTURER M I C R O M O D U L E S F O R O P T I C A L F I B E R C A B L E S Meet specific standards for stranded, loose tube, optical fiber cable performance and production, including: • High speed processing at a low wall thickness • Good colorability • Resistance to chemicals and filling compounds • UV ageing performance • Low shrinkage • Enabled faster processing speeds and manufacturing consistency with a reliable material, eliminating waste • Enabled easier installation with excellent colorability at low wall thickness • Provided technical support to transfer the product to multiple plants ECCOH LSFOH 6154 UV KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION PROCESSABILITY + COLORABILITY LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.polyone.com/products/engineered-polymer-formulations/eco-conscious-formulations/eccoh-low-smoke-and-fume-non-halogen-formulations Global cable manufacturer

Discover how Avient can help you develop and build nearly any automotive part you need to create. Browse and download our literature to learn more about Avient solutions and services. Vehicle HVAC System Colorants & Additives

In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans Use of Non-GAAP Measures Page 3 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 All time high of $34.47 December 9th, 2013 • 16 consecutive quarters of double digit EPS growth • 42% CAGR adjusted EPS expansion 2006-2012 • YTD stock price has increased 63% versus 27% growth in the S&P • More than six fold increase in market cap: $0.5b $3.3b Strategy and Execution Drive Results Page 4 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 Electrical & Electronics 4% Consumer Packaging 18% Industrial 10% Misc. 5% HealthCare 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 2% 34% 43% 63% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 YTD 2013 2015 % o f O pe ra tin g 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 7 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 8 *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 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. Three Months Ended ‘’’’’September 30, Platform operating income “””””””2013 2012 (a) Global Specialty Engineered Materials $ 15.7 $ 13.1 Global Color, Additives and Inks 28.7 18.6 Designed Structures and Solutions 10.9 – Specialty Platform 55.3 31.7 Performance Products and Solutions 14.3 12.3 PolyOne Distribution 16.6 16.4 Corporate and eliminations (24.6) (16.9) Operating income $ 61.6 $ 43.5 (a) Adjusted to reflect the resins business as a discontinued operation.

Mariana Langiewicza 50, 95- 050 Konstantynow, Poland Avient Corporation - Korachi, Sindh Pakistan Design and Manufacture of Colour and Additive Concentrates, 1-A/1, Sector-20 , 74900 Korachi, Pakistan Avient Corporation Design and Manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds Hohenrhein 1 Lahnstein Rheinland- Pfalz 5612 Germany Avient Corporation Design & Manufacturing of Colour and Additive Concentrates. Design and Manufacture of Colorants and Additives for Plastics Plasticos #28 Santa Clara Coatitla, Ecatepec Morelos 55540 Mexico Avient Corporation Design and Manufacture of Colorants and Additives for Plastics Zhang Jiang Hi-tech Park No. 88, Guoshoujing Road Pudong , 201203 Shanghai, Avient Corporation - Shenzhen, China Design and Manufacture of Colorants and Additives for Plastics No. 1, Qihang Industry Park, Haoxiang Road , 518104 Shenzhen, Avient Corporation Design and Manufacture of Colorants and Additives Concentrates and Av. Jorge Bei Maluf, 2.165, Vila Theodoro Suzano SP 08686-000 Brazil Avient Corporation - Suzhou, China Design and Manufacture of Engineering Plastics and Plastic Alloys 77 Shenggang Street , 215024 Suzhou, Avient Corporation Design and Manufacture of Colorants and Additives for Plastics Gatot Subroto KM. 4 Jalan Kalisabi No. 1 Building 37 Tangerang Banten 15138 Indonesia Avient Corporation Design and Manufacture of Colorants and Additives for Plastics No. 30 Hsing Pang Road Tao Yuan -- - 330457 Taiwan Avient Corporation Design and Manufacture of Colorants and Additives for Plastics AV.

th, when the company reported its 2019 results and it excludes the impact of the additional shares issued in the time required to consummate the acquisition of Clariant's color and additive masterbatch business; the satisfaction or waiver of conditions in the purchase agreements; any material adverse changes in Clariant's color and additive masterbatch business; the ability to obtain required regulatory or other third-party approvals and consents and otherwise consummate the proposed acquisition of Clariant's color and additive masterbatch business; our ability to achieve the strategic and other objectives relating to the proposed acquisition of Clariant's color and additive masterbatch business, including any expected synergies; our ability to successfully integrate Clariant's color and additive masterbatch business and achieve the expected results of the acquisition of Clariant's color and additive masterbatch business, including, without limitation, the acquisition being accretive; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply, and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to raise or sustain prices for products or services; an ability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to acquisitions and integration, working capital reductions, costs reductions and employee productivity goals; information systems failures and cyberattacks; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

In addition, power generation efficiency is enhanced by roughly 10% when water cools photovoltaic panels and cables. In addition, the company’s expertise and Smartbatch anti-UV concentrate extends the manufacturer’s pontoon part’s ability to withstand outdoor exposure. © 2020, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012

Avient Disclosures We operate in three reportable segments: (1) Color, Additives and Inks; (2) Specialty Engineered Materials; and (3) Distribution. Some associates receive additional training based on their role, such as Lean Six Sigma, Customer Centric Selling, and Core Leadership.