PERSONAL CARE PRODUCTS MANUFACTURER B O T T L E S A N D C L O S U R E S • Achieve a lower cost on low volume orders • Accommodate a large number of custom designs with rapid color development and matching • Gain quick turnaround for colorant orders • Offered flat pricing with a minimum order quantity (MOQ) of 10 pounds • Eliminated low-volume surcharges, driving leaner inventory management • Implemented shorter development lead times to enable faster market access • Provided 3-day order lead times ColorMatrix™ Small Order Service KEY REQUIREMENTS WHY AVIENT?

CONTINUOUS GLUCOSE MONITORING OEM C G M S Y S T E M M O N I T O R • Provide color options that work within a limited existing pigment set • Offer regulatory support in achieving approval for new color formulations • Shorten development time to gain faster approvals and realize lower costs • Offered color options that met desired aesthetics and moods utilizing the approved pigment set while creating a distinct color difference from an existing device • Provided support in achieving regulatory approvals, resulting in significant cost and time savings • Compressed the timeline through on-site color visualization, exploration, and formulation of new colors ColorWorks™ Design Center, Phoenix, AZ KEY REQUIREMENTS WHY AVIENT?

CERTIFICATE Signed for the certification body: Eric Louys Chairman Certification Committee CERTIFICATE EN ISO 50001 : 2018 Energy Management System VINÇOTTE nv Jan Olieslagerslaan 35, 1800 Vilvoorde, Belgium This is to certify that Avient Located at Rue Melville Wilson 2 5330 Assesse Belgium has established and maintains an energy management system according the requirements of EN ISO 50001 : 2018 “Energy Management System” for: Design and manufacture of colour and additive concentrates, thermoplastic resins and speciality compounds This certificate is based on the result of an energy audit documented in the audit report 61231731.

Hygiene fiber manufacturer HYGIENE FIBER MANUFACTURER P P N O N W O V E N M U L T I L A Y E R S • Meet FDA requirements specified by the customer • Provide technical support including specific color, processing and molding recommendations • Deliver the brighter white colorants to make the final product look whiter and cleaner • Developed an FDA colorant to meet customer regulatory specifications • Provided technical expertise throughout the design and manufacturing process • Offered a brighter white color for the final product Remafin Fiber Colorants for PP KEY REQUIREMENTS WHY AVIENT?

Appliance Manufacturer APPLIANCE MANUFACTURER P U S H B U T T O N S • Non-halogen to industry standards • Lower density • Good impact properties • Easy to process • High aesthetics • Provided a non-halogenated solution while improving the performance of the formerly used halogenated grade • Supported the project with various expertise in design, regulatory and technical support • Helped to reduce the system cost and make our customer more competitive in the market Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT?

Nevertheless, we have management processes designed to rigorously protect our inventions and trademarks. b) Facility is not included in manufacturing plants total as it is a design center/lab. These products are sold to over 6,500 custom injection molders and extruders who, in turn, convert them into plastic parts that are sold to end-users in a wide range of industries.

ColorMatrix™ Excelite™ Foaming Agents High performance liquid foaming additives for extrusion applications PRODUCT DESCRIPTION Excelite™ high performance liquid foaming additives are specifically designed for vinyl, polyethylene and polystyrene foaming applications. Custom products are designed to address the specific needs of customer processes.

AESTHETIC APPEAL AND VERSATILITY Custom colors, special effects, functional additives CONSISTENT QUALITY Lot-to-lot consistency, tight color tolerances, reproducible dispersions DESIGN AND PROCESSING Application development support and technical service REGULATORY COMPLIANCE Product stewardship expertise and regulatory support SURFACE PROTECTION Lightfastness, chemical resistance, durability ENHANCED PERFORMANCE Electrical conductivity, mechanical property retention 1.844.4AVIENT www.avient.com Copyright © 2024, Avient Corporation. Our dispersions team offers world-class custom color matching and specialized performance additives to optimize your design combined with regulatory coordination and support to help mitigate risk.

Certificate Avient Corporation Certificate Of Conformance This is to certify that the Quality Management System of: Avient Corporation 33587 Walker Road Avon Lake OH 44012 has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: ISO 9001:2015 The Quality Management System is applicable to: Design and manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds Certificate No: 65799 Certification Date: 01 OCT 2020 Effective Date: 25 SEP 2023 Expiration Date 30 SEP 2026 Revision Date: 06 DEC 2024 Dominic Townsend, President Page 1 of 4 ISO 9001:2015 Certificate Of Conformance ANNEX Certificate No.: 65799 Avient Corporation At the below facilities Avient Corporation - Avon Lake, OH Management of QMS, Design and manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds 33587 Walker Road Avon Lake OH 44012 United States Avient (Argentina) SA Administration, Site management, Manufacture, Laboratory (QC and Colormatching), Procurement, Maintenance, Infrastructure, Warehouse and Transport, Sales Av.

 Addressable market exceeds $40 billion  Strong performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with our strengths  Innovation and services provide differentiation, incremental pricing power, and competitive advantage  Strong and proven management team driving growth and performance PolyOne Corporation Page 18 Appendix PolyOne Corporation Page 19 $0.19 $0.26 $0.30 $0.37 $0.51 $0.57 $0.00 $0.25 $0.50 Q2'10 Q2'11 Q2'12 Q2'13 Q2'14 Q2'15 Adjusted EPS Q2 2015 Financial Highlights  Global Color Additives & Inks operating margin reaches record level of 18.2%  Global Specialty Engineered Materials operating margin grew 240 basis points year-over-year to 14.4%  Second quarter adjusted EPS has grown on average 25% per year since 2010 $13 $14 $24 $31 $38 $40 $10 $30 $50 Q2'10 Q2'11 Q2'12 Q2'13 Q2'14 Q2'15 GCAI Operating Profit $12 $13 $13 $15 $19 $20 $10 $14 $18 $22 Q2'10 Q2'11 Q2'12 Q2'13 Q2'14 Q2'15 GSEM Operating Profit Note: $ in millions, except per share data PolyOne Corporation Page 20 Building & 7% Electrical & 1% 31% Textiles 7% 12% 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 17.2% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 YTD 2015 2020 Operating Income % of Sales At a Glance Global Color, Additives and Inks 2014 Revenues: $0.9 Billion Solutions Expanding Profits 2014 Revenue by Industry Segment 14.7% Platinum Vision 36% PolyOne Corporation Page 21 4% Building & 18% Electrical & 16% At a Glance Global Specialty Engineered Materials 2014 Revenues: $0.6 Billion Solutions 2014 Revenue by Industry Segment Expanding Profits 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 15.3% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 YTD 2015 2020 Operating Income % of Sales Platinum Vision 12.1% 33% 19% PolyOne Corporation Page 22 2% Building & 23% 27% 30% 96% At a Glance Designed Structures and Solutions Solutions 2014 Revenues: $0.6 Billion Expanding Profits 2014 Revenue by Industry Segment 1.4% 5.6% 7.3% 3.3% 12-14% 2012 2013 2014 YTD 2015 2020 Operating Income % of Sales Platinum Vision PolyOne Corporation Page 23 Building & 33% 5% Electrical & 1% 11% 18% 16% 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.6% 2006 2007 2008 2009 2010 2011 2012 2013 2014 YTD 2015 2020 Operating Income % of Sales At a Glance Performance Products and Solutions Solutions Expanding Profits 2014 Revenues: $0.8 Billion 10-12% Platinum Vision 2014 Revenue by Industry Segment 7.7% PolyOne Corporation Page 24 Building & 13% Electrical & 23% 15% 25% 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.5% 6.5-7.5% 2006 2007 2008 2009 2010 2011 2012 2013 2014 YTD 2015 2020 Operating Income % of Sales 15% 52% 2006 Q2 2015 At a Glance Distribution Key Suppliers 2014 Revenues: $1.1 Billion ROIC Expanding Profits 6.1% Platinum Vision http://www.avient.com/Pages/VariationRoot.aspx PolyOne Corporation Page 25 2 lbs Plastic = 3 lbs aluminum or 8 lbs steel or 27 lbs glass 33% less material by weight than aluminum 75% less material by weight than steel 93% less material by weight than glass Requires 91% less energy to recycle a pound of plastic versus a pound of paper Source: SPI: Sustainability and the Plastics Industry Plastics: Key to Future Sustainable Development PolyOne Corporation Page 26 Commitment to Operational Excellence 81% 93% 2006 2014 16.2% 9.9% 2006 2014 On-Time Delivery Working Capital % of Sales 5% 43% 2006 2014 Percent of Associates Trained in LSS  Five consecutive years – CFO Magazine Best Working Capital Management in the chemical industry World’s Best Business Process Excellence Program in 2012*  114 trained Black Belts  222 trained Green Belts  140 trained Kaizen Leaders World’s Best Start-up Program for Lean Six Sigma Deployment in 2009* *Both awards received from International Quality and Productivity Center PolyOne Corporation Page 27 Application Examples PolyOne Corporation Page 28  $1.5 billion attractive, growing market  Additives improve performance and reduce cost through light-weighting, reduced waste, faster cycle times, and extended shelf life of finished product  Aligned with megatrend of protecting the environment:  Sustainability benefits include lower package weight and improved recyclability of package at end of use Market Opportunity Leading Global Supplier of Additives In Growing PET Market Shelf-life extension Greater product consistency Recyclability and reduced carbon footprint Color and Special Effects Weight reduction Enhanced product aesthetics High heat resistance PET Bottling Technology 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 2009 2014 2019 Asia Pacific North America Latin America Western Europe Eastern Europe Middle East and Africa Global PET Packaging Growth 2009-2019 Source: Euromonitor retail off-trade consumption (PET bottles & jars, home care, personal care, food & non-alcoholic beverages) B ill io n un its 5% CAGR PolyOne Corporation Page 29 • Includes formulation and consultative services to assist manufacturers and brand owners in positively identifying their finished goods • Protects brand equity & consumer welfare • Reduces exposure to unwarranted recall expenses • Secures supply chain integrity – support for safe expansion into new geographies Authentication Technology PolyOne Corporation Page 30 • Color harmonization across 15 unique color-and-polymer combinations • Eliminated need for multiple pre- colored materials • Reduced Land Rover’s working capital 2015 Range Rover Evoque Interior PolyOne Corporation Page 31 • Reduced health and environmental impact • System cost reduction • Radiation-shielding performance • Parts consolidation • Design freedom CT Scanner PolyOne Corporation Page 32 Metal Replacement Solutions • Replaces metal in LED lighting • Extends LED durability and life span eliminating hot spots • Greater design flexibility with fewer parts • Weight reduction • Simplifies manufacturing and lowers total production cost PolyOne Corporation Page 33 Next Generation Solar Charger • Ginkgo Solar Tree charger utilizing our unique reSound™ material • reSound™ is a durable material consisting of 50% bio-derived plastic and 50% traditional petroleum-based plastic • Use of reSound™ reduced the carbon footprint for this product by 35% • reSound™ Is classified as a PolyOne Sustainable SolutionSM PolyOne Sustainable SolutionSM PolyOne Corporation Page 34 High-Barrier Packaging Containers • Capability to extrude up to 13 layers • Strong oxygen and moisture vapor transmission protection • Can be made symmetrical or asymmetrical to meet customized needs of broad variety of applications • Barrier protection and superior sensory properties PolyOne Corporation Page 35 Aerospace Applications • Leading provider of specialty materials for the aerospace industry • Typical applications  Mil-spec aircraft windows, canopies, windscreens, instrument panels, wingtip lenses  Interior – gallery furnishings, tray tables, arm rests, trim strips, joint/edge coverings • Benefits:  High impact strength  Resistant to UV rays  Flame and smoke compliance  Easy to clean with aggressive cleaners; anti-microbial grades available  Range of sizes, thicknesses, colors, etc. Platform operating income mix percentage 2005* 2006* 2007* 2008* 2009* 2010* 2011 2012 2013 2014 YTD Global Color, Additives and Inks $ 4.3 $ 8.9 $ 25.7 $ 28.1 $ 25.2 $ 37.7 $ 50.2 $ 75.3 $ 104.0 $ 124.9 $ 73.4 Global Engineered Materials 0.4 3.9 4.9 17.6 20.6 49.7 45.9 47.0 57.2 72.4 43.2 Designed Structures and - - - - - - - - 33.4 45.1 7.7 Platform $ 4.7 $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 96.1 $ 122.3 $ 194.6 $ 242.4 $ 124.3 Performance Products and 75.7 64.2 65.8 31.3 33.1 54.0 27.7 38.8 56.0 63.1 27.8 Distribution 19.5 19.2 22.1 28.1 24.8 42.0 56.0 66.0 63.3 68.2 34.8 Joint ventures 91.9 102.9 34.8 28.6 25.5 18.9 5.0 - - - - Corporate and eliminations (51.5) 34.5 (73.3) (425.1) 7.9 (27.7) 18.2 (89.6) (82.4) (218.6) (36.5) Operating income (loss) GAAP $ 140.3 $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 203.0 $ 137.5 $ 231.5 $ 155.1 $ 150.4 Less: Corporate operating expense 51.5 (34.5) 73.3 425.1 (7.9) 27.7 (18.2) 89.6 82.4 218.6 36.5 Operating income excluding Corporate $ 191.8 $ 199.1 $ 153.3 $ 133.7 $ 129.2 $ 202.3 $ 184.8 $ 227.1 $ 313.9 $ 373.7 $ 186.9 platform operating mix percentage 2% 6% 20% 34% 35% 43% 52% 54% 62% 65% 67% * Historical results have not been restated for the Resin business divestiture or the related resegmentation. Appendix Q2 2015 Financial Highlights At a Glance�Global Color, Additives and Inks At a Glance�Global Specialty Engineered Materials At a Glance�Designed Structures and Solutions At a Glance�Performance Products and Solutions At a Glance�Distribution Plastics: Key to Future Sustainable Development Commitment to Operational Excellence Application Examples Slide Number 28 Authentication Technology 2015 Range Rover Evoque Interior Slide Number 31 Metal Replacement Solutions Next Generation Solar Charger High-Barrier Packaging Containers Aerospace Applications Jefferies - August 11 2015 r6 Jefferies - August 11 2015