PP32075932-LDR 1% PP62076443-LDR 1% PP42075700-LDR 1%PP52076733-LDR 1 % PP62076444-LDR 1% PP52076664-LDR 2% PP52075745-LDR 0.5% PP32076405-LDR 1% PP42075706-LDR 1%PP6N075015-LDR 1% PP13075926-LDR 2% PP63076317-LDR 0.5% PP82076957-LDR 2% PP12075762-LDR 2% PP82077077-LDR 2%PP52076834-LDR 2% PP33076395-LDR 3% PP5N075037-LDR 2% PP53076820-LDR 3% PP84076978-LDR 4% PP54076838-LDR 4%PP34076341-LDR 3% PP63076492-LDR 3% PP43075702-LDR 2%

Microsoft PowerPoint - AVNT Q3 2021 Earnings Presentation - WEBSITE AVIENT CORPORATION T H I R D Q U A R T E R 2 0 2 1 R E S U LT S (NYSE: AVNT) O C T O B E R 2 8 , 2 0 2 1 DISCLAIMER Forward-Looking Statements In this presentation, 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. Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). This innovation drives performance and is reflective of consistent, strategic investments in technology and people Clariant Color business acquired July 1, 2020 10 30 40 14 25 22 35 19 18 41 Current Additional share needed to reach 2025 target BRAND OWNERS COMMITTED TO INCREASING USE OF RECYCLED MATERIALS 8 Brand Owner 1 Brand Owner 3 Brand Owner 2 Brand Owner 7 Brand Owner 4 Brand Owner 10 Brand Owner 6 Brand Owner 11 Brand Owner 5 Brand Owner 8 Brand Owner 9 Brand Owner 12 Brand Owner 13 Percent recycled plastic used: (examples and not exhaustive) (1) Latest year reported.

Enter the owner's name on line 1. Form W-9 (Rev. 10-2018) Page 5 1. You can reach TAS by calling the TAS toll-free case intake line at 1-877-777-4778 or TTY/TDD 1-800-829-4059.

titel 20 21 -1 2- 27 1 1: 24 :4 8 Business Register extract Netherlands Chamber of Commerce CCI number 72287497 Page 1 (of 2) Legal entity RSIN 859060317 Legal form Foreign Legal Entity: Société à Responsabilité Limitée (S.A.R.L.) The Chamber of Commerce recommends that this document be viewed in digital form so that its integrity is safeguarded and the signature remains verifiable. 20 21 -1 2- 27 1 1: 24 :4 8 Name Potoczny, Zaneta Gabriela Date of birth 17-10-1974 Date of entry into office 27-02-2019 (registration date: 12-08-2019) Name Merklein, Norbert Date of birth 03-05-1964 Date of entry into office 18-01-2021 (registration date: 29-10-2021) Authorised representative Name Van den Brande, Philip Theophiel Anna Date of birth 13-08-1974 Date of entry into office 24-07-2018 Title Branch Manager Contents of power of attorney There are other restrictions.

ITEM 1. Our filings are available to the public at the SEC’s website at http://www.sec.gov. COMMITTEES 1.

� IQNET CHINA QUALITY CERTIFICATION CENTRE Section 9, No.188, Nansihuan(the South Fourth Ring Road) Xilu(West Road), Beijing 100070, China http://www.cqc.com.cn A 0082281 2022.$!

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). This innovation drives performance and is reflective of consistent, strategic investments in technology and people Clariant Color business acquired July 1, 2020 10 30 40 14 22 35 19 18 41 Current Additional share needed to reach 2025 target BRAND OWNERS COMMITTED TO INCREASING USE OF RECYCLED MATERIALS 14 Brand Owner 1 Brand Owner 3 Brand Owner 2 Brand Owner 7 Brand Owner 4 Brand Owner 10 Brand Owner 6 Brand Owner 11 Brand Owner 5 Brand Owner 8 Brand Owner 9 Brand Owner 12 Brand Owner 13 Percent recycled plastic used: (examples and not exhaustive) (1) Latest year reported. Sustainable Development Goals • Emphasized climate change commitment o Announced 2050 operational carbon neutrality and RE100 commitment o Alignment to Science Based Targets Reduce Scope 1 & 2 greenhouse gas emissions by 60%.

https://www.idtechex.com/en/research-report/low-loss-materials-for-5g-2021-2031/778 5G 应用材料 材料要求 下一步

Ek bilgi mevcuttur https://www.cbp.gov/trade/forced-laboradresinde Yukarıdakilerin devamı olarak, Tedarikçilerimizden şunları bekliyoruz: • Avient'e yalnızca çatışmasız 3TG metalleri tedarik edin; • Ulusal veya uluslararası düzeyde tanınan bir durum tespiti çerçevesini izleyerek tedarik zincirlerinin durum tespitini gerçekleştirin; • Talep üzerine, Avient'e durum tespiti süreci hakkında rapor https://www.cbp.gov/trade/forced-laboradresinde verin ve Kapsam Dahilindeki Ülkelerden Avient'e tedarik edilen 3TG metallerinin çatışmasız olduğunu onaylayın; ve • 3TG metallerinin kaynağı veya çatışma durumu ile ilgili tüm tedarik zinciri değişikliklerini derhal Avient'e bildirin

https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf • Respecter toutes les lois applicables régissant les exigences en matière de salaire et d’heures de travail, y compris la rémunération, les avantages sociaux et les heures supplémentaires.