OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants

OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants

OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants

OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants

OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants

This document has been approved by Avient Corporation’s Vice President, Tax, and by each of the UK sub-groups owned by the Avient Group through such appropriate board of directors of the UK sub-groups. This document will be reviewed annually. The Avient Group regards this document as complying with its responsibility under the Finance Act 2016, Schedule 19.

PHARMACEUTICAL PACKAGING OEM V I A L S , B O T T L E S & C O N T A I N E R S • Raw materials pre-tested to USP 661.1 and ICHQ3D guidelines • Stabilization during molding and sterilization processes for both opaque and transparent polymer materials • Certified formulations available globally • Offered pre-tested raw materials and produced in an ISO 13485 certified site, minimizing risk across the pharmaceutical value chain • Delivered specialized formulated solutions to meet stringent pharmaceutical packaging requirements • Provided global formulations transferrable from our three ISO 13485 certified facilities Mevopur™ Healthcare Concentrates KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION CERTIFICATION + AVAILABILITY LEARN MORE © 2021, Avient Corporation, All Rights Reserved https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/mevopur-custom-colors-and-formulations

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. Khandpur added, “In addition, our 2024 safety performance represented the safest year in company history and evidenced that we’ll continue to build upon the many proven foundational strengths of Avient as we execute our new strategy.” 2025 Outlook “As we shared at our Investor Day in December, we laid out a path to grow organic sales 100 – 200 basis points above GDP with margin expansion by intersecting high growth markets and secular trends with our technologies to create platforms that scale,” said Jamie Beggs, Senior Vice President and Chief Financial Officer, Avient Corporation. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com 7 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended December 31, Year Ended December 31, 2024 2023 2024 2023 Sales $ 746.5 $ 719.0 $ 3,240.4 $ 3,142.8 Operating income 85.6 43.1 329.3 196.8 Net income from continuing operations attributable to Avient shareholders 48.3 27.8 169.5 75.8 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.52 $ 0.30 $ 1.84 $ 0.83 Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

VIROSPACK C O S M E T I C D R O P P E R S • Improved chemical resistance • Hardness 45 – 50 • Natural/transparent color • Food contact compliance • REACH compliance • Provided dedicated customer service resources • Reduced cycle time while maintaining similar mechanical properties • Provided a material with easy molding • Enhanced chemical resistance to oil in extreme conditions Versaflex™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION CHEMICAL RESISTANCE + COMPLIANCE LEARN MORE Copyright © 2020, Avient Corporation.

CycleWorks can develop recycling-friendly product solutions to increase the recyclability of plastic products and, by understanding the chemistry of polymers in the mechanical recycling process, can provide data to help develop new and unique polymer formulations. Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.