Avient works with leading equipment and technology partners to achieve best-in-class solutions for circular economy requirements. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. APPLICATIONS OnColor NIR Sortable Colorants can benefit the following stakeholders operating within the packaging industry: • Retailers • Brand Owners • Convertors • Recycling Facilities • Packaging Recovery Organizations GLOBAL APPROVALS • COTREP approved portfolio available • APR Meets Preferred Guidance for HDPE resin For any additional information on our color and additive portfolio for packaging and consumer applications, please contact your local Avient representative.

The supplier’s exploratory journey ended when they found Avient’s Onflex™ S TPE with UV stabilization. Automotive-system suppliers and OEMs alike can rely on Avient to provide consistent quality wherever in the world they operate. Global supplier DENSO, for example, was designing parts for an HVAC system and asked Avient to find a replacement for thermoplastic vulcanizate (TPV) material that would eliminate the need to pre-dry.

Avient has served the healthcare industry for decades with a full portfolio of innovative materials and services. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. 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.

A COMPLEX SEAT FASTENER AT A LOWER COST, LOWER WEIGHT AND WITH GREATER DESIGN FLEXIBILITY © 2021, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more about Bergamid™ Nylon Formulations , contact Avient at +1.844.4AVIENT (1.844.428.4368) or visit us at avient.com. HellermannTyton, a global leader in designing and manufacturing fastening solutions for the automotive industry, wanted to improve upon the bent steel plate it was using to fabricate a complicated seat fastening device for a leading automotive manufacturer. Because of the company’s long relationship with Avient, the supplier asked for a material recommendation to replace bent steel plate.

Liquid and Solid COLORANTS Performance and Processing ADDITIVES INNOVATIVE AND SUSTAINABLE SOLUTIONS FOR PLASTIC At Avient, our mission is to help you bring innovation to the look, feel and performance of your products. CUSTOM SOLUTIONS BUILT FROM GLOBAL RESOURCES With manufacturing facilities and innovation centers across the globe, we work with you to understand your goals and provide the expertise that lets you bring your vision to life. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Cesa™ Unify™ A4R Polyolefin Compatibilizer for Enhanced Recycling RECYCLED MATERIAL IN A CHANGING MARKET Legislation globally is driving change towards increased quantities of post-consumer recycled (PCR) materials, further encouraged by the implementation of usage targets and new tariffs. PRODUCT BULLETIN Sustainability Spotlight Recycle Solutions Copyright © 2023, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products (“Product(s)”) to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. Within the limits of Article 5, Seller warrants good and clear title in goods subject to the sale and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”). These Terms are available at https://www.avient.com/company/policies-and- governance/avient-corporation-privacy-statement.

GLOBAL REGULATORY APPROVALS ColorMatrix AAnchor is approved for use in Europe, with regulatory approval by FDA expected in 2024. ACETALDEHYDE REDUCTION – COMMERCIAL CASE STUDY RESULTS Copyright © 2024, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

About Avient  Our local touch and customer engagement, combined with our global presence, allows us to serve customers with agility. Avient Announces Quarterly Dividend...

Cable jacket/sheath– Made of PE or PVC 9 Fiber-Line Product PolyOne Materials F I B E R O P T I C A L G R O W T H D R I V E R S PolyOne Corporation 20 5G Networks  Enable lower latency, greater flexibility & efficiency  Installation of these networks are in the very early stages  Installation will start in urban hubs and will continue to expand into suburban and rural areas  By 2025, only 14% of the world will have 5G connections  Growth is expected over multi- year period 5G technology will be a leading growth driver in fiber optic cable for several years 10x Speed Increase & 8x More Antennae Required 5G vs. 4G PolyOne Corporation 21 Safety Technology Geography Service FinancialPeople Low EH&S risk profile New and complementary technologies Leverage our global footprint Strong customer relationships Foundational operating margins of 8-10% with ability to double Motivated team with a specialty culture I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 22 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! Leverage PolyOne’s global reach Phase 1 Phase 2 Phase 3 18-20% operating margins Invest in commercial resources I N V E S T - T O - G R O W P R O O F O F P E R F O R M A N C E PolyOne Corporation 23 Commercial Resources Operating Income ($ in millions) Operating Margins 243 340 At Acquisition Today $36 $96 At Acquisition Today 11% 20% At Acquisition Today Established Acquisitions (> 7 years) + 40% + 165% + 900 bps I N V E S T - T O - G R O W D R I V I N G T H E F U T U R E PolyOne Corporation 24 Commercial Resources Operating Income ($ in millions) Operating Margins 138 181 251 At Acquisition Today Goal $23 $25 $70 At Acquisition Today Goal 7% 8% 18-20% At Acquisition Today Goal Recent Acquisitions PolyOne Corporation 25 Average Company Size # of Possibilities Rationale 250 • Local to regional footprint • Niche technology focus • Concentrated customer base $50M–$200M 150 • Regional to global footprint • 1–3 specialty technologies • Diversified customer base >$200M 30 • Global footprint with local service • Diverse specialty technologies • Highly diversified customer & market portfolio S T R O N G P I P E L I N E D R I V E N B Y F R A G M E N T E D M A R K E T $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.54 $0.70 $0.78 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Cumulative Share Repurchases (In millions) $0 $150 $300 $450 $600 $750 $900 2011 2012 2013 2014 2015 2016 2017 2018 2019 YTD $917M R E T U R N I N G C A S H T O S H A R E H O L D E R S O V E R $ 1 . 2 B I L L I O N S I N C E 2 0 1 1 PolyOne Corporation Increasing Annual Dividend 26 $0.81 PolyOne Corporation 27 W H Y I N V E S T I N P O L Y O N E ? Baird Global Industrial conference Forward Looking Statements USE OF �NON-GAAP�MEASURES Vision Safety First PolyOne�pro forma 2018 Revenue | $2.9 billion* Slide Number 7 Sustainable Path to Double-Digit EPS Growth Investment in Commercial Resources driving growth The Evolving Customer Relationship Slide Number 11 Aligning with trends for Growth Innovation 3 Horizons of Development Innovation Spotlight: Composites Composites Refresher Strategic Investment History COMPOSITES in Transportation PolyOne applications in Fiber optic cables Fiber optical growth drivers Invest-to-Grow M&A Strategy Invest-to-Grow M&A Playbook Invest-to-Grow Proof of performance Invest-to-Grow Driving the future Strong Pipeline�driven by fragmented Market Returning cash to shareholders�Over $1.2 Billion since 2011 Why Invest In PolyOne?