Luxembourg) Legal Entity Name Avient S.à r.l. Corporate seat Luxemburg Date of deed of incorporation 04-07-2018 Registered in Registre de Commerce et des sociétés Luxemburg, Luxembourg under number B226205 Company Trade name Avient S.à r.l., Netherlands branch Company start date 24-07-2018 Activities SBI-code: 46769 - Wholesale of other intermediary products SBI-code: 46696 - Wholesale of packaging SBI-code: 4941 - Freight transport by road (no removal services) Employees 0 Establishment Establishment number 000040405362 Trade name Avient S.à r.l., Netherlands branch Visiting address Uranusweg 3, 8938AJ Leeuwarden Date of incorporation 24-07-2018 Activities SBI-code: 46769 - Wholesale of other intermediary products SBI-code: 46696 - Wholesale of packaging SBI-code: 4941 - Freight transport by road (no removal services) For further information on activities, see Dutch extract.

Migdałowa 4, 02-796 Warszawa, Polska certifies that AVIENT Luxembourg S.à.r.l 14 Avenue de l’Eguillette, 95310 Saint Ouen L’Aumône FRANCE (operating under a tolling agreement) complies with the requirements of the certification system ISCC PLUS (International Sustainability and Carbon Certification) This certificate is valid from 30.12.2024 to 29.12.2025. For circular raw materials, the voluntary information about PIR (post-industrial recycling) or PCR (post-consumer recycling) material can be stated in brackets. 3) Farm Sustainability Assessment (FSA) was developed by the Sustainable Agriculture Initiative (SAI) SAI Gold Compliance: ISCC Compliant can be claimed as “SAI FSA 3.0 Gold Level Equivalence” 4) FEFAC: European Feed Manufacturers’ Federation. ISCC compliant materials can be claimed as “in line with FEFAC soy sourcing guidelines 2015”

LESLIE SEQUEIRA Chief Information Officer Leslie Sequeira is chief information officer for Avient Corporation, a premier provider of specialized and sustainable material solutions and services. Before joining Avient, Mr. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

A DV E N T U R E C A M P E R M A N U FAC T U R E R W A L L & F L O O R P A N E L S • Ability to customize the face sheet structure, core material, and thickness to meet performance requirements • Lightweight, high strength-to-weight ratio compared to wood and aluminum • UV, chemical, and moisture resistant • Custom formulated the panel construction to meet lightweight, durability, and insulation requirements • Avient engineering team provided on-going material sampling and technical support throughout the development cycle • Ensured the face sheet structure provided a smooth surface finish and good adherence to paint or aluminum fixtures Polystrand™ Thermoplastic Composite Sandwich Panels KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION LIGHTWEIGHT & TECHNICAL SUPPORT LEARN MORE Copyright © 2024, Avient Corporation.

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. Irwin holds a bachelor’s degree in Materials Science and Engineering from The Pennsylvania State University and an MBA from Arizona State University’s W.P. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com https://www.avient.com/

CABLE MANUFACTURER A E R I A L D R O P C A B L E J A C K E T • Pass clamp test requested by end customer • Strong UV resistance & mechanical performance • Excellent processing • Good fire performance to pass CPR class Cca / Dca • Low shrinkage (< 1%) • Exceeded material fire performance requirements and met all other performance criteria • Simplified supply chain with local manufacture in Europe • Enabled customer to run material at optimum processing conditions by providing support with machine set up ECCOH™ 5978 UV Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION FIRE PERFORMANCE + RELIABILITY LEARN MORE Copyright © 2022, Avient Corporation.

GLOBAL VACUUM CLEANER BRAND B A T T E R Y P A C K & C O V E R • Flame retardance to conform to UL 94 V-0 at 0.75 mm • Easy to process and high-flow material to meet thin wall part design • Offered a UL 94 V-0 certified material to fulfill specific customer requests • Achieved excellent impact strength and good flexural modulus for added durability • Delivered an injection moldable PP with high flow to meet thin-wall demands Maxxam™ FR Flame Retardant Polyolefin Formulations KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION FLAME RETARDANCY + EASY PROCESSING LEARN MORE Copyright © 2023, Avient Corporation.

CABLE MANUFACTURER A E R I A L D R O P C A B L E J A C K E T • Pass clamp test requested by end user • Strong UV resistance & mechanical performance • Excellent processing • Good fire performance to pass CPR class Cca / Dca • Low shrinkage (< 1%) • Exceeded material fire performance requirements and met all other performance criteria • Simplified supply chain with local manufacture in Europe • Enabled customer to run material at optimum processing conditions by providing support with machine set up. ECCOH™ 5978 UV formulations KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION FIRE PERFORMANCE + RELIABILITY LEARN MORE Copyright © 2020, Avient Corporation.

HEALTHCARE DEVICE OEM C O N T I N U O U S G L U C O S E M O N I T O R • Specific color matching for brand alignment and recognition • Chemically resistant material to help product last longer • Single source for materials and color expertise • Provided a pre-colored solution that met rigorous application requirements to improve color consistency between products • Incorporated scratch & mar resistant additives for improved durability • Offered the ability to run small pilot lots • Met regulatory requirements for USP Class VI Trilliant™ HC Thermoplastics KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION SINGLE SOURCE SUPPLIER LEARN MORE Copyright © 2021, Avient Corporation.

MAJOR TELECOM COMPANY L D S A N T E N N A A R R A Y • Required material suitable for Laser Direct Structuring (LDS) for a 3D antenna design that allowed Surface Mount Technology (SMT) for mass production in a short manufacturing time • 265°C /10 seconds • Provided high-heat material to enable miniaturization and multi-function integration for an innovative 3D design • Formulated LDS solution with low dielectric constant (Dk 3.98) and dissipation factor (Df 0.006) values Edgetek™ ET9600-8015 Formulation KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION DESIGN FREEDOM + SMT LEARN MORE Copyright © 2021, Avient Corporation.