View PDF The SQS herewith attests that the organisation named below has a management system that meets the requirements of the normative base mentioned. 70 01 _1 /A pr il 20 22 /V er si on 2 .0 Certificate Avient Colorants MX S.A. de C.V.

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. Webcast Details Avient will host a webcast on Wednesday, February 14, 2024 at 8:00 a.m. To access Avient’s news library online, please visit www.avient.com/news.

Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. About Avient Avient Corporation (NYSE: AVNT), with 2020 pro forma revenues of $3.8 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) Three Months Ended Sales $ 1,162.3 $ 711.5 Operating Income 120.4 52.8 Net income from continuing operations attributable to Avient shareholders 79.3 33.1 Basic earnings per share from continuing operations attributable to Avient shareholders $ 0.87 $ 0.38 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.86 $ 0.38 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.

Auf die bei Gericht eingereichten Urkunden wird Bezug genommen. 23.01.2020 6 a) Firma geändert; nun: Avient ECCOH High Performance Solutions GmbH Die Gesellschafterversammlung vom 21.10.2021 hat die Änderung des Gesellschaftsvertrages in § 1 (Firma, Sitz) beschlossen. 08.11.2021 Martin Abruf vom 08.11.2021 19:56

Consult with the Avient technical department when colorant is required for a light-specific or light-critical application. COLOR AND DESIGN SERVICES Trend and color insights, and product development assistance to optimize design and gain speed to market. Avient makes no warranties or guaran- tees respecting suitability of either Avient’s products or the information for your process or end-use application.

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Future developments. For the latest information about developments related to Form W-9 and its instructions, such as legislation enacted after they were published, go to www.irs.gov/FormW9. No. 10231X Form W-9 (Rev. 10-2018) AVIENT CORPORATION AVIENT COLORANTS USA LLC ✔ 5 E 33587 WALKER ROAD AVON LAKE, OH 44012 3 4 1 7 3 0 4 8 8 1/15/2021 Form W-9 (Rev. 10-2018) Page 2 By signing the filled-out form, you: 1.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). 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. We are Avient.

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