Director since: 2018 Age: 69 • Haemonetics Corporation Former Directorships: • Halyard Health, Inc. • RadioShack Corp. • Lubrizol Corp. • Kimberly-Clark de Mexico Richard H. President and Chief Executive Officer of Avient. Avient’s Audit Committee believes that the continued retention of EY to serve as Avient’s independent registered public accounting firm is in the best interests of Avient and its shareholders.

Kimberly-Clark de Mexico PROXY STATEMENT 2025 | Annual Meeting of Shareholders 11 Richard H. Avient’s Audit Committee believes that the continued retention of EY to serve as Avient’s independent registered public accounting firm is in the best interests of Avient and its shareholders. Ownership of Avient Shares 13.

Remi de 10.Shenzhen, China 10.Vonore, Tennessee Facilities) Oregon (4) Napierville, Jurong, Singapore (3) 11.Toluca, Mexico 10.Muncie, Indiana (4) Quebec, Canada 11.Diadema, Brazil 12.Assesse, Belgium 11.Newark, New 11.Dongguan, China 12.Joinville, Brazil 13.Cergy, France Jersey (4) 12.Lake Charles, 13.Birmingham, 14.Tossiat, France 12.Paulding, Ohio (4) Louisiana (4) Alabama 15.Bendorf, Germany 13.Pleasant Hill, 13.Lockport, New 14.Donchery, France (4) 16.Gyor, Hungary Iowa (4) York (4) (14 Manufacturing 17.Kutno, Poland 14 & 15. Mexichem), a wholly-owned subsidiary of Mexichem, S.A.B. de C.V., for $250.0 million cash consideration. Mexichem), a wholly- owned subsidiary of Mexichem, S.A.B. de C.V., for $250.0 million cash consideration.

Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

Director since: 2018 Age: 69 • Haemonetics Corporation Former Directorships: • Halyard Health, Inc. • RadioShack Corp. • Lubrizol Corp. • Kimberly-Clark de Mexico Richard H. Avient’s Audit Committee believes that the continued retention of EY to serve as Avient’s independent registered public accounting firm is in the best interests of Avient and its shareholders. Ownership of Avient Shares 13.

On October 1, 2010, we acquired Polimaster Indústria E Comércio de Pigmentos Pláticos LTDA (Polimaster), which extended our presence in South America. Remi de Napierville, 16.Mumbai, India Quebec, Canada 17.Pamplona, Spain 15.Dongguan, China 18.Bangkok, Thailand (15 manufacturing plants) 19.Pudong (Shanghai), China Shenzhen, China (1) 20.Tianjin, China 21.Novo Hamburgo, Brazil 22.Berea, Ohio (5) 23.Richland Hills, Texas (5) 24.Bethel, Connecticut (5) 25.Barberton, Ohio (5) 26.Knowsley, United Kingdom (5) 27.Eindhoven, Netherlands (5) 28.Suzhou, China (5) 29.Shanghai, China 30.Itupeva, Brazil (5) 31.Odkarby, Finland (5) (31 manufacturing plants) (1) Facility is not included in manufacturing plants total as it is also included as part of another segment. (2) There are two manufacturing plants located at Suzhou, China. (3) Facility is not included in manufacturing plants total as it is a design center/lab. (4) Facility is not owned by PolyOne, however it is included in distribution facility total as it is a principal distribution location. (5) Facility added in connection with the acquisition of ColorMatrix on December 21, 2011. (6) Facility added in connection with the acquisition of Glasforms on December 19, 2012.