Beggs joined Avient in August 2020 and has more than 20 years of experience in finance and business leadership roles in both public and private organizations with an emphasis on specialty materials and diverse end markets. Beggs began her career at PricewaterhouseCoopers after earning her Bachelor’s and Master’s degrees in Accounting from the University of Texas at Austin.

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. The non-GAAP financial measures include: Adjusted Earnings Per Share, Adjusted EBITDA, Adjusted Free Cash Flow and adjusted EBITDA margins. Management excludes intangible asset amortization from adjusted EPS as it believes excluding acquired intangible asset amortization is a useful measure of current period earnings per share.

The company also announced that it has issued its latest Sustainability Report, available at www.avient.com/sustainability. Our sustainability report offers a transparent look into where we are focused, how we are leading and what this ultimately means for our many stakeholders, as well as our planet.” For more information, visit www.avient.com/. 4 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

September 2020 EQUAL EMPLOYMENT OPPORTUNITY POLICY Avient Corporation provides equal opportunity in all aspects of its employment practices.

ECert - 2020-11-17T151438.723.pdf Page 1 of 2 Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. Copyright 2011-2020 ABS Quality Evaluations, Inc. Copyright 2011-2020 ABS Quality Evaluations, Inc.

January 4, 2018

Zodiac Libra follows Zodiac Aquarius™, a waterbased ink portfolio launched in January and the first offering within the new brand collection.

January 21, 2016

ISO 9001:2015 The Quality Management System is applicable to: Certificate No: 47804 Certification Date: 07 January 2013 Effective Date: 17 December 2018 Expiration Date: 06 January 2022 Issue Date: 17 December 2018 Alex Weisselberg, President This certificate may be found on the ABS QE Website (www.abs-qe.com).

The independent auditor reports directly to the Audit Committee. Discuss the Company’s quarterly earnings press releases, including with respect to the use of any “pro forma” or “adjusted” financial information not presented in accordance with generally accepted accounting principles, as well as financial information and earnings guidance, if any, provided to investors, analysts, rating agencies or financial institutions. 5. Review and evaluate the staffing and qualifications of the financial reporting and control function.