Page 3 WATER RESOURCES • ENVIRONMENTAL SERVICES • INDUSTRIAL HYGIENE  •  SAFETY  •  SUSTAINABILITY  Apex Companies, LLC • (800) 733‐2739 • www.apexcos.com  Statement of independence, impartiality and competence Apex is an independent professional services company that specializes in Health, Safety, Social and Environmental management services including assurance with over 30 years history in providing these services. The verification team has extensive experience in conducting assurance over environmental, social, ethical and health and safety information, systems and processes, has over 20 years combined experience in this field and an excellent understanding of Apex’s standard methodology for the verification of greenhouse gas emissions data. We consent to the release of this declaration by you to the public or other organizations but without accepting or assuming any responsibility or liability on our part to any other party who may have access to this declaration.

Page 3 WATER RESOURCES • ENVIRONMENTAL SERVICES • HEALTH & SAFETY • CLIMATE CHANGE Apex Companies, LLC • (800) 733-2739 • www.apexcos.com Statement of independence, impartiality and competence Apex is an independent professional services company that specializes in Health, Safety, Social and Environmental management services including assurance with over 30 years history in providing these services. The verification team has extensive experience in conducting assurance over environmental, social, ethical and health and safety information, systems and processes, has over 20 years combined experience in this field and an excellent understanding of Apex’s standard methodology for the verification of greenhouse gas emissions data. We consent to the release of this declaration by you to CDP in order to satisfy the terms of CDP disclosure requirements but without accepting or assuming any responsibility or liability on our part to CDP or to any other party who may have access to this declaration.

SAFETY & HEALTH INDEMNITY Buyer acknowledges that Seller has furnished to Buyer Material Safety Data Sheets as required under applicable laws and regulations, which include warnings together with safety and health information concerning the Product and/or the containers for such Product. Except in the case of a pre-existing master agreement in effect between Buyer and Seller, no statement or agreement, oral or written, made before or at the signing of the relevant purchase order(s) shall vary or modify the written terms hereof, and neither party shall claim any amendment, modification or release from any provision hereof unless such change occurs in a writing signed by the other party and specifically identifying it as an amendment to these Terms and Conditions. No modification or addition to these Terms and Conditions shall occur by the acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions, and Seller hereby gives Buyer notice of the rejection of such additional terms and conditions.

This news release does not constitute a notice of redemption pursuant to the terms of the 2025 senior notes. Certain statements contained in this news release constitute "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. View original content to download multimedia:https://www.prnewswire.com/news-releases/avient-announces-commencement-of-650-million-senior-notes-offering-302239346.html

AVNT-2022.09.30-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Third Quarter 2022 Results • Completed the acquisition of DSM Protective Materials (including Dyneema®) on September 1st and the sale of the Distribution business on November 1st • $750 million of after-tax proceeds from the sale of Distribution used to redeem all Senior Unsecured Notes due in 2023 and pay down a portion of term loan debt • GAAP EPS from continuing operations of ($0.30) includes special items of ($0.75) primarily associated with acquisition-related costs and an adjustment to environmental reserves • Adjusted EPS excluding intangible amortization of $0.59 is in line with the company’s guidance of $0.58 provided on September 27th • Revised full year adjusted EPS guidance to $2.60 primarily as a result of recently announced COVID lockdowns CLEVELAND – November 2, 2022 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable solutions, today announced its third quarter 2022 results. A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. https://www.avient.com/ 5 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.

NOTE: For additional Fakuma 2023 releases from Avient, click below to view:   They can be used in applications for critical electrical components to help prevent electromagnetic and radio frequency interference (EMI /RFI) and the build-up of static electricity (link to full press release above). They are available across multiple polymer systems and provide comparable performance to conventional internally lubricated grades (link to full press release above).

AVNT-2022.06.30-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Second Quarter 2022 Results • Second quarter sales grew to $1.3 billion, a 5% increase over the prior year quarter, and an all-time quarterly record • GAAP EPS increased 24% to $0.92 compared to $0.74 in the prior year quarter • Adjusted EPS increased 13% to $0.98 compared to $0.87 in the prior year quarter, exceeding second quarter guidance of $0.92. A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. 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.

NYSE: POL), a premier provider of specialized polymer materials, services and solutions, intends to release its third quarter 2016 earnings before the market opens on To view the original version on PR Newswire, visit:http://www.prnewswire.com/news-releases/polyone-to-hold-third-quarter-2016-conference-call-300342095.html

NYSE: POL) a premier provider of specialized polymer materials, services and solutions, intends to release its fourth quarter 2016 earnings before the market opens on To view the original version on PR Newswire, visit:http://www.prnewswire.com/news-releases/polyone-to-hold-fourth-quarter-2016-conference-call-300388954.html

NYSE: POL) a premier provider of specialized polymer materials, services and solutions, intends to release its first quarter 2019 earnings before the market opens on View original content:http://www.prnewswire.com/news-releases/polyone-to-hold-first-quarter-2019-conference-call-300825139.html