Featured medical device polymer, colorant and service solutions include: Customers can select from a standard grade or an array of base polymers that can be customized to meet specific performance requirements in a variety of colors. About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions.The company is dedicated to serving customers in diverse industries around the globe, by creating value through collaboration, innovation and an unwavering commitment to excellence.

Last month, PolyOne announced the creation of a dedicated team to serve customers focused on designing and manufacturing equipment and accessories in this growing industry. Patterson said, “Drawing from our full breadth of services and solutions we are uniquely positioned to help our customers introduce lighter weight, more durable and aesthetically appealing products for the outdoor enthusiast.” About PolyOne PolyOne Corporation, with 2014 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions.

CUSTOMIZED SOLUTIONS Our custom capabilities include: • Drilling • Routing • Machining USES AND APPLICATIONS Composite ballistic panels from Avient are suitable for indoor and outdoor use in commercial, governmental, industrial, and residential applications: • Military structures • Infrastructure facilities and equipment • Banks • Check cashing stations • Pawn shops • Loan and bail/bond offices • Courtrooms • Police stations • Detention facilities • Bonded warehousing • Security buildings • Equipment shielding locations • Safe rooms • Storm shelters • Judges’ chambers • Finishing • Custom colors • Unique panel sizes UL 752 & NIJ STANDARDS FOR BALLISTIC RESISTANT PROTECTIVE MATERIALS UL Rating NIJ Level Ammunition Velocity No. Shots Composite Panel Nominal Thickness Nominal Weight Level 1 9mm full metal copper jacket with lead core 1175 ft/sec 358 m/sec 3 GlasArmor Level 1 0.256 in 6.5 mm 2.7 lb/ft2 13.2 kg/m2 2 Level II-A .357 magnum jacketed lead soft point 1250 ft/sec 381 m/sec 3 GlasArmor Level 2 0.384 in 9.8 mm 4.0 lb/ft2 19.5 kg/m2 Level 3 Level III-A .44 magnum lead semi-wadcutter gas checked 1350 ft/sec 411 m/sec 3 GlasArmor Level 3 0.500 in 12.7 mm 5.1 lb/ft2 24.9 kg/m2 ThermoBallistic Level 3 0.440 in 11.2 mm 3.9 lb/ft2 19.0 kg/m2 Level 4 .30 cal. rifle lead core 2450 ft/sec 747 m/sec 1 Customized solutions are available. Lay out the project to utilize the largest panel sizes to minimize the number of seams. 2.

This is to certify that the Quality Management System of: Avient Corporation - HQ 33587 Walker Road The Quality Management System is applicable to: Certificate No: 31307 Certification Date: 12 October 1995 Effective Date: 20 September 2023 Expiration Date: 07 October 2025 Revision Date: 20 September 2023 Dominic Townsend, President MANUFACTURE AND SUPPLY OF PLASTIC COMPOUNDS, COLOR AND PERFORMANCE ADDITIVES, ENGINEERED THERMOPLASTICS, VINYL RESINS, CUSTOM MIXED PLASTIC MATERIALS, CUSTOM AND COMMODITY COLORANTS FOR PLASTICS, POLYURETHANE SYSTEMS, AND PLASTICIZERS WITH DESIGN AND SAMPLING SUPPORT AT SUWANEE, GA, AND PURCHASING, CUSTOMER SERVICE, LOGISTICS, QUALITY, DESIGN AND SAMPLING SUPPORT AT AVIENT CORPORATE HEADQUARTERS AT AVON LAKE, OH, AND DISTRIBUTION OF RESINS This certificate may be found on the ABS QE Website (www.abs-qe.com). Purchasing, Customer Service, Logistics, Quality, Design and Sampling; Corporate HQ, Management of QMS Activity: Manufacture of Engineered Thermoplastics Page 3 of 7 Facility: Avient Corporation - Massillon, OH 1675 Navarre Road Massillon, OH 44646 833 Ridgeview Drive Activity: Manufacture of Color and Performance Additives Activity: Design, Manufacture and Distribution of Thermoplastic Elastomer 831 Ridgeview Drive 921 Ridgeview Drive Activity: Design, Manufacture and Distribution of Thermoplastic Elastomer Activity: Design, Manufacture and Distribution of Thermoplastic Elastomer Facility: Avient Corporation - Lehigh Valley, PA 2513 Highland Avenue Bethlehem, PA 18017 Facility: Avient Corporation - Lockport, NY 4921 I D A Drive Lockport, NY 14094 Activity: Manufacture of Colorants for Plastics Activity: Manufacture of thermoplastic compounds Page 4 of 7 Facility: Avient Corporation- Suwanee, GA 2900 Shawnee Industrial Way Suwanee, GA 30024 Facility: Avient Corporation - Toluca, Mexico AV.

Certificate Avient Corporation S E s Certificate Of Conformance This is to certify that the Quality Management System of: Avient Corporation 33587 Walker Road, Building 428 Avon Lake OH 44012 United States has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: ISO 9001:2015 The Quality Management System is applicable to: Manufacture of plastic compounds, color and performance additives, engineered thermoplastics, vinyl resins, custom mixed plastic materials, custom and commodity colorants for plastics, polyurethane systems, and plasticizers with design and sampling support at Suwanee, GA, and purchasing, customer service, logistics, quality, design and sampling support at PolyOne Corporate Headquarters at Avon Lake, OH, and distribution of resins Certificate No: 31307 Certification Date: 12 OCT 1995 Effective Date: 11 JUL 2024 Expiration Date 07 OCT 2025 Revision Date: 17 JUL 2024 Dominic Townsend, President Page 1 of 4 S E s ISO 9001:2015 Certificate Of Conformance ANNEX Certificate No.: 31307 Avient Corporation At the below facilities The Manufacture of Pultruded and Filament wound components Pultrusion and CRTM 3943, Valley East Industrial Drive, Buildings 1,2,3,4 Birmingham - AL 35217 United The Manufacture of Pultruded and Filament wound components Pultrusion and Filament Wound Tubing 3968, Valley East Industrial Drive, Building 5 Birmingham - AL 35217 United States The Manufacture of Pultruded and Filament wound components Pultrusion 3950, Valley East Industrial Drive, Building 6 Birmingham - AL 3517 United States Corporation Management of QMS. Purchasing, Customer Service, Logistics, Quality, Design and Sampling; Corporate HQ, Management of QMS 33587, Walker Road, Building 428 Avon Lake - OH 44012 United States Avon Lake, OH (SEM) Manufacture of Engineered Thermoplastics , 554 Moore Road Avon Lake - OH 44012 United States Aland (Odkarby), Finland Manufacture of colorants and compounds for fluoropolymer and high temperature polymers Kroklundsvagen 346 AX-22320 Ödkarby Finland Alicante (Ibi - IQAP), Spain Design, development and production of color concentrates and additives for plastic and synthetic fibers Guadalajara 6, Poligono Industrial L'Alfalç 03440 Ibi Assesse, Belgium (CAI & SEM) "Design of color concentrates, precolors, and compounds for fluoropolymer and high temperature polymers, LSFOH (low smoke and fume, zero halogen compounds), and Specialty Compounds Manufacture of Color and Additive Concentrates and Specialty Compounds" 2 Rue Melville Wilson 5330 Assesse Belgium Barbastro Design and Manufacture of Specialty Engineered Thermoplastics Pol.

Product/Service Overview Product/Service Overview Product/Service Overview

NYSE: POL), a premier provider of specialized polymer materials, services and solutions, today announced two internal executive appointments.  largest multinational customer relationships.  is a premier provider of specialized polymer materials, services and solutions.

Because Color Inspiration 2018 is a foundational element of its InVisiO Color and Design Services, PolyOne can go beyond simple inspiration. In addition, InVisiO can help customers to streamline color portfolios, achieve global consistency and make informed material selection decisions. About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions.

Standard and custom colors Product/Service Overview Product/Service Overview

Color and design services: InVisiO℠ services and solutions help evaluate color and design alternatives that accelerate and streamline the product development process while strengthening brand equity and generating marketplace excitement. PolyOne Corporation, with 2013 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions. The company is dedicated to serving customers in diverse industries around the globe, by creating value through collaboration, innovation and an unwavering commitment to excellence.