In 2019, Avient launched LinkedIn Learning as a global eLearning platform, integrating on-demand, virtual content with Avient Academy, to support individual development. Read more and see some examples in our Planet section of this Sustainability Report. Information on water withdrawal and discharge is provided in the Goals & Metrics section of this report.

Newlin Chairman, President and Chief Executive Officer About five years ago we began our transformation at PolyOne. Yes Í No ‘ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. XBRL (Extensible Business Reporting Language) information is furnished and not filed or a part of a registration statement or prospectus for purposes of sections 11 or 12 of the Securities Act of 1933, is deemed not filed for purposes of section 18 of the Securities Exchange Act of 1934, and otherwise is not subject to liability under these sections.

Supplier shall provide Avient with all necessary information about the Security Incident as well as reasonable assistance needed for Avient to fulfill its legal obligations. Section 60-1.4(a), 41 CFR sections 60-300.5(a) and 60- 741.5(a). This Section shall not imply or impose any limitation upon the amounts that may be claimed by Avient.

Securities  and  Exchange  Commission  (“SEC”)  adopted  the  final  rule  implementing   reporting  and  disclosure  requirements  related  to  “Conflict  Minerals,”  as  directed  by  Section  1502  of  the  Dodd-­‐ Frank  Wall  Street  Reform  and  Consumer  Protection  Act  of  2010  (“Act”).     Avient  is  equally  committed  to  complying  with  the  reporting  obligations  under  Section  1502  of  the  Act  and  the   related  rule  issued  by  the  SEC.    

The above information was communicated by electronic meansand authenticated by the Registrar of Companies under section 1115 of the Companies Act 2006

Spring rate adjustments: The spring rate or stiffness for each cross section (thickness x width) is adjustable via the free length of the spring (see illustration). To learn more about Avient’s advanced composite solutions, call +1.844.4AVIENT or visit www.avient.com/composites FREE LENGTH DEFLECTION KEEPER PLATE BASE CHAIR NEUTRAL AXIS 1.5 X DIAMETER1.5 X DIAMETER DIAMETER Copyright © 2020, Avient Corporation. 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.

Modern Slavery Template Statement (HEPA) Page 1 of 3 ColorMatrix Europe Limited - Modern Slavery and Human Trafficking Statement This statement has been published in accordance with section 54(1) of the Modern Slavery Act 2015 and constitutes the modern slavery and human trafficking statement of ColorMatrix Europe Limited (“ColorMatrix”) and covers the 2023 financial year. More information about Avient and its locations can be found on our website – www.Avient.com Our policies on slavery and human trafficking The Avient Code of Conduct establishes a clear set of ethical and behavioral standards for the employees of Avient for our business conduct.

Sign Here Signature of U.S. person Date General Instructions Section references are to the Internal Revenue Code unless otherwise noted. 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.

Yes Í No ‘ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. These valuations reflect assumptions about financial markets and interest rates. XBRL (Extensible Business Reporting Language) information is furnished and not filed or a part of a registration statement or prospectus for purposes of sections 11 or 12 of the Securities Act of 1933, is deemed not filed for purposes of section 18 of the Securities Exchange Act of 1934, and otherwise is not subject to liability under these sections.

Yes ☑ No ☐ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. For more information about the noted risks, see Item 1A. For additional information about the acquisitions of businesses see Note 2, Business Combinations.