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. This innovation drives performance and is reflective of consistent, strategic investments in technology and people Clariant Color business acquired July 1, 2020 10 30 40 14 25 22 35 19 18 41 Current Additional share needed to reach 2025 target BRAND OWNERS COMMITTED TO INCREASING USE OF RECYCLED MATERIALS 8 Brand Owner 1 Brand Owner 3 Brand Owner 2 Brand Owner 7 Brand Owner 4 Brand Owner 10 Brand Owner 6 Brand Owner 11 Brand Owner 5 Brand Owner 8 Brand Owner 9 Brand Owner 12 Brand Owner 13 Percent recycled plastic used: (examples and not exhaustive) (1) Latest year reported. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 22 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 3 3 3 3 3 5 5 5 5 6 8 nt nt ( xc l.

Support services include: • New product trial support • On-site product and equipment training programs • Issue troubleshooting • Best practice production process and maintenance reviews • Equipment selection guidance • Process reporting • Inventory management support • Equipment housekeeping There are extensive requirements governing polymer based products, from chemical legislation imposing requirements on the manufacture, marketing and use of the initial raw materials to compositional and good manufacturing practice requirements for the finished materials.

Support services include: • New product trial support • On-site product and equipment training programs • Issue troubleshooting • Best practice production process and maintenance reviews • Equipment selection guidance • Process reporting • Inventory management support • Equipment housekeeping There are extensive requirements governing polymer based products, from chemical legislation imposing requirements on the manufacture, marketing and use of the initial raw materials to compositional and good manufacturing practice requirements for the finished materials.

Using our “global reach with a local touch” model to win share and new business 3. Executing flawlessly and continue advancing our strategy while prioritizing investments and resources for our growth vectors 1. 2. 3. 4. 5. 6. Avient 2024 sales BUSINESS SEGMENTS END MARKETS REGIONS 63% S E M C AI 23% 15% 8% 4% 3% Packaging Telecom Energy Defense 41% 35% 18% US & Canada Latin America Europe, Middle East 14Copyright © .

Shots Composite Panel Nominal Thickness Nominal Weight Level 1 9mm full metal copper jacket with lead core 1175 ft/sec 358 m/sec 3 GlasArmor Level 1 0.256 in 6.5 mm 2.7 lb/ft2 13.2 kg/m2 2 Level II-A .357 magnum jacketed lead soft point 1250 ft/sec 381 m/sec 3 GlasArmor Level 2 0.384 in 9.8 mm 4.0 lb/ft2 19.5 kg/m2 Level 3 Level III-A .44 magnum lead semi-wadcutter gas checked 1350 ft/sec 411 m/sec 3 GlasArmor Level 3 0.500 in 12.7 mm 5.1 lb/ft2 24.9 kg/m2 ThermoBallistic Level 3 0.440 in 11.2 mm 3.9 lb/ft2 19.0 kg/m2 Level 4 .30 cal. rifle lead core 2450 ft/sec 747 m/sec 1 Customized solutions are available. Be sure to wear appropriate safety equipment including safety glasses and dust masks when fabricating. 3. When covering a sensitive substructure such as glass, shim the panels 3/8 inch (9.5 mm) to prevent impact shock damage. 8.

Our goal is to deliver cumulative annual revenue growth from our Sustainable Solutions portfolio of 8-12% by 2030. Digital platforms for continuous engagement have been leveraged so stockholders can access updates, submit feedback, and engage in discussions about the company’s carbon transition efforts. The 8 ways in which we enable our customers sustainability goals support our efforts to lower carbon footprint.

We can help tackle your toughest challenges with our • In-depth industry knowledge • Expansive material solutions • Far-reaching technical capabilities and services Avient Corporation 4 1 Injection window Integrated rigid needle shield 2 Cap 3 1. Requirements: Biocompatability, durability, overmolding TPE 3. Requirements: Textured, overmolded soft grip for comfortable and controlled hold 8.

Injection molding parameters and troubleshooting recommendations for Gravi-Tech™ Injection molding parameters and troubleshooting recommendations for Gravi-Tech™ (Chinese language version)   Injection molding parameters and troubleshooting recommendations for the the Nymax™ prime and Nymax™ REC recycled nylon materials

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. This innovation drives performance and is reflective of consistent, strategic investments in our portfolio…and people. 2020 Pro forma $991 $86 Sustainable Solutions 15 11% 6 Healthcare 28 22% 6 Composites 6 10% 3 Growth in Emerging Regions 44 30% 10 Other 53 10% 7 Sub-total $1,137 15% $118 FX Impact 25 - 2 Synergies - - 11 Incentives, Travel, Other Employee Costs - - (8) 2021 Actual $1,162 17% $123 Q1 2021 ORGANIC SALES AND OPERATING INCOME 7 (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Sales Growth Rate Operating Income$ millions 8 Wire & Cable Transportation Industrial Healthcare Packaging Consumer Q1 2020PF Q1 2021 (2) Financial information is presented on a constant currency basis (1,2) (42% of total revenue) (58% of total revenue) Q1 END MARKET SALES PERFORMANCE +17% +14% +8% +10% +8% +22% +5% +24% Q 2 AN D FU LL Y EA R 2021 O U TLO O K $69 $112 $0.42 $0.80 ORGANIC GROWTH PROJECTIONS – Q2 10 Sales Adjusted Operating Income $870 $1,100 + 26% + 62% + 90% (1) (1) (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition FULL YEAR GUIDANCE INCREASED 11 Sales Adj. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 18 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 2 3 2 2 2 3 3 4 3 3 3 4 4 5 5 5 6 7 7 8 24 t (E xc l.