IRWIN Senior Vice President, New Business Development & Marketing Excellence Mike Irwin is Senior Vice President, New Business Development & Marketing Excellence at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

HOLGER KRONIMUS Vice President, Europe General Manager, Engineered Materials Europe Holger Kronimus is vice president, Europe, and general manager, Specialty Engineered Materials Europe, of Avient Corporation, a premier provider of specialized and sustainable material solutions and services. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

IRWIN Senior Vice President, New Business Development & Marketing Excellence Mike Irwin is Senior Vice President, New Business Development & Marketing Excellence for Avient Corporation, the world’s premier provider of specialized and sustainable material solutions and services. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com https://www.avient.com/

ABS Quality Evaluations This is to certify that the Quality Management System of: Avient Corporation Avient Corporation - McHenry, IL 831 Ridgeview Drive ISO 13485:2016 The Quality Management System is applicable to: Certificate No: 45324 Certification Date: 24 February 2014 Effective Date: 13 January 2023 Expiration Date: 23 January 2026 Revision Date: 13 January 2023 Dominic Townsend, President DESIGN, MANUFACTURE AND DISTRIBUTION OF THERMOPLASTIC ELASTOMER RESINS & PELLETS FOR THE MEDICAL DEVICE INDUSTRY This certificate may be found on the ABS QE Website (www.abs-qe.com). WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations Avient Corporation ISO 13485:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation. All rights reserved. 45324Certificate No: Facility: Avient Corporation - McHenry, IL 833 Ridgeview Drive Facility: Avient Corporation - McHenry, IL 921 Ridgeview Drive Activity: Management processes, sales, design, purchasing, receiving, inspection, warehouse, shipping, production scheduling, setup, blending, mixing, bagging, inspection & test, calibration, maintenance, HR, Quality Activity: Warehousing, shipping and receiving

Beggs is Senior Vice President and Chief Financial Officer at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Prior to Hunt, she worked for Celanese Corporation, where she served in a variety of finance and business positions, including Vice President and Corporate Treasurer, and earlier as Chief Financial Officer of the materials solutions business. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

He leads the company’s efforts in corporate marketing, branding, commercial excellence, internal/ external communications and government/community relations. Rose joined Avient in 2011 and most recently served as Vice President, Corporate Communications. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

SANDERS Senior Vice President, General Counsel and Secretary, Avient Corporation Amy M. She previously served as senior vice president and deputy chief legal officer, global operations at Eaton Corporation, a power management company. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

ROSE Vice President, Corporate Communications Kyle Rose is Vice President, Corporate Communications, for Avient Corporation, the world’s premier provider of specialized and sustainable material solutions and services. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com https://www.avient.com/

ROSE Vice President, Corporate Communications Kyle Rose is Vice President, Corporate Communications at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Fisher College of Business at The Ohio State University Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Microsoft Word - Conflict Minerals Policy.docx Avient  Corporation  Policy  Statement  on  Conflict  Minerals   Background   In  August  2012,  the  U.S.   Position   Avient  Corporation  supports  efforts  to  end  human  rights  abuses  wherever  they  may  occur,  and  acts  in  accordance   with  our  vision  of  respecting  global  communities.