Khandpur is President and Chief Executive Officer of Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

WALTER RIPPLE Vice President, Sustainability, Avient Corporation Walter Ripple is the Vice President of Sustainability at Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

C/ Valportillo Primera 22-24, Edificio Caoba, 28108 Alcobendas - Madrid, España This certificate is valid, subject to the general and specific terms and conditions of certification services STANDARD Bureau Veritas certification certifies that the Management System has been audited and found to be in accordance with the requirements of standard: Awarded to Certification 2022-12-15T10:52:43+0100 Authenticity and Integrity 2022-12-15T10:53:51+0100 BUREAU VERITAS CERTIFICATION

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.

JOHN MIDEA Senior Vice President, Global Operations and Process Improvement John Midea is senior vice president, Global Operations and Process Improvement at Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

GIUSEPPE DI SALVO Vice President, Treasurer and Investor Relations Giuseppe “Joe” Di Salvo is vice president, Treasurer and Investor Relations, Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

AVIENT SOLUTION SERVICE EXCELLENCE + PERFORMANCE LEARN MORE Copyright © 2022, Avient Corporation.

LEADING WASTE MANAGEMENT OEM I N D U S T R I A L C O N T A I N E R S • Eliminate shrinkage and warpage, and control dimensional aspects of finished parts • Improve quality assurance metrics and reduce downtime associated with quality rejections • Reduce process parameter changes and maintain consistency when running multiple colors • Lightweighting solution offering energy savings, process optimization & extended manufacturing run times • Preserved industrial waste container quality while maintaining functional performance and application dimensional stability • Provided xpertise in process optimization and polymer formulation, where material & mold flow, reducing cycle times, and color harmony between diverse polymers matter most • Accelerated speed to market by several weeks with versatile agnostic product forms (solid and liquid) coupled with technical service Hydrocerol™ and Excelite™ Chemical Foaming Agents (CFA) KEY REQUIREMENTS WHY AVIENT?

SPORTS EQUIPMENT OEM D I S C G O L F D I S C S • Replace incumbent polymer with an alternative material that offered consistent supply and comparable performance • Colorable and able to support product differentiation using special effects • Grippy but not tacky • Ability to meet varying flexibilities and weights • Professional Disc Golf Association approval • Presented a TPE with diverse durometers to support a range of disc capabilities, weights and grip features • Delivered a durable material with good flow characteristics for simple and economical production • Provided a natural, easy-to-color material with good UV resistance • Offered a breadth of material and specialty services to enable product line expansion using metallic effects, polymer additives, and additional material formulations Dynaflex™ Thermoplastic Elastomers KEY REQUIREMENTS WHY AVIENT?

Unified social credit code: 91320412MA1NMF5W4P is in conformity with Quality Management System Standard: GB/T19001-2016 / ISO9001:2015 The certificate is valid to the following product(s)/service: Textile (Yarn), Glass Products (Yarn) Coating Processing Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.