Any translations of this document shall be used for reference only.) 1/2 Certificate of Approval AWARDED TO PolyOne France Tossiat Route de la vavrette, 01250, Tossiat - France IATF USI: LWZS4P Bureau Veritas Certification certify that the Quality Management System of the above organisation has been audited and found to be in accordance with the requirements of IATF 16949 - FIRST EDITION and the applicable customer specific requirements SCOPE Design and manufacturing PERMITTED EXCLUSION(S) None PRODUCT(S) DELIVERED colour with additive concentrates for thermoplastic resins and speciality compounds obtained by mixing and extrusion https://e-cer.bureauveritas.com/68LJQE0ZV0CO6I7YW0YSXOUMV9WWROQPHPI2AOHRRLFFVRAVTFVZGXKWIE3TOWLTTKEWCPQB9UNAPXHH6T0HXOMUEDVYPRPJLEXBBTKQYPBRICYOKY143TECQ5UMHGA3JX Date Of Certification: 11 December 2024 Date Of Expiration: 10 December 2027 IATF Certificate N°: 0558656 Bureau Veritas Certification Certificate No: FR094003 - IATF Revision: 1 For Bureau Veritas Certification Holding, Tour ALTO, 4 place des saisons, 92400 COURBEVOIE – France (The official document is in English. Any translations of this document shall be used for reference only.) 2/2 Appendix to the Certificate of Approval AWARDED TO PolyOne France Tossiat Route de la vavrette, 01250, Tossiat - France IATF USI: LWZS4P REMOTE SUPPORT FUNCTION(S) NAME ADDRESS SCOPE AVIENT LUXEMBOURG 19, Route de bastogne, 9638, Pommerloch - Luxembourg IATF USI: GAZS9A Purchasing, Logistics, Supplier Management PolyOne Europe Logistics 7 Rue bleriot, 4460, Grace-Hollogne - Belgium IATF USI: P4WA4Y Warehousing Polyone Poland Ul. wschdnia 6, 99-300, Kutno - Poland IATF USI: C4W5ZL Logistics https://e-cer.bureauveritas.com/68LJQE0ZV0CO6I7YW0YSXOUMV9WWROQPHPI2AOHRRLFFVRAVTFVZGXKWIE3TOWLTTKEWCPQB9UNAPXHH6T0HXOMUEDVYPRPJLEXBBTKQYPBRICYOKY143TECQ5UMHGA3JX 2024-12-13T10:07:11+0100 Authenticity and Integrity

E-Glass typically is utilized for its high modulus properties as S-Glass has a higher breaking tenacity. Types E-Glass, S-Glass. °C TBD FIBERGLASS BARE FIBER PERFORMANCE FIBERGLASS DATA E-Glass S-Glass * Equilibrium moisture regain @ 55% RH ** Creep @ 40%-58% ultimate tensile strength *** Shrinkage in dry air @ 177 C for 30 minutes ABOUT FIBER-LINE® For over 25 years, FIBER-LINE® has provided science- driven expertise that improves the performance and the end-use processing of high performance fibers.

V IE C IO A U L R E 2 0 4 Innovator of Materials Solutions AVIENT.COM Our purpose at Avient Corporation (NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world. Fearon Non-Executive Chairman of the Board, Avient Corporation Retired Vice Chairman and Chief Financial and Planning Officer, Eaton plc Committees: 2, 4* Robert E. Committees: 1, 2 V IE C IO A U L R E 2 0 4 Innovator of Materials Solutions AVIENT.COM

APPLICATIONS • Automotive, consumer products, E&E products • PP, ABS, PC co-polyester, PA6, PA 66, PA12, and others on request KEY BENEFITS • Up to 10 hours glow depending on resin, activation energy, and pigment loading • Unlimited repetition of energy accumulation and emission process • Excellent temperature and chemical stability • Excellent weathering fastness and lightfastness • Limited influence on mechanical properties • Formulated with low-concern substances Copyright © 2023, Avient Corporation.

e-Certificate of registration Swedish Companies Registration Office LIMITED COMPANY D1a- 6064988 Registration number Date of registration of the company Document created on Date of registration of current name Page 556393-1020 1990-04-10 2020-11-30 14:53 2020-11-30 1 (2) Registration number: 556393-1020 Business name: Avient Colorants Sweden AB Address: Box 9053 200 39 MALMÖ Registered office: Malmö Note: The company is registered as a private limited company. THE COMPANY WAS FORMED 1990-03-29 SHARE CAPITAL Share capital...: SEK 3,200,000 Min.............: SEK 3,000,000 Max.............: SEK 12,000,000 Number of shares: 32,000 Min.............: 30,000 Max.............: 120,000 BOARD MEMBER, MANAGING DIRECTOR 660613-3954 Nilsson, Bo Patrik Joakim, Hovslagaregatan 13, 271 57 YSTAD BOARD MEMBER, CHAIR OF THE BOARD 640503 Merklein, Norbert, Fichtenstrasse 20, 61476 KRONBERG IM TAUNUS, TYSKLAND BOARD MEMBERS 750618-4089 Norén, Jenny Eva Kristina, Fårabäcksvägen 68, 212 91 MALMÖ 610322 Smeds, Jan-Håkan, Chämiweg 23, NEFTENBACH, TYSKLAND AUDITORS 556029-6740 Öhrlings PricewaterhouseCoopers AB, Box 4009, 203 11 MALMÖ Represented by: 710921-4689 PRINCIPALLY RESPONSIBLE AUDITOR 710921-4689 Olsson, Karin Maria, c/o PwC, 405 32 GÖTEBORG SIGNATORY POWER e-Certificate of registration Swedish Companies Registration Office LIMITED COMPANY D1a- 6064988 Registration number Date of registration of the company Document created on Date of registration of current name Page 556393-1020 1990-04-10 2020-11-30 14:53 2020-11-30 2 (2) The board of directors is entitled to sign.

GLs Th Derisn and manufa.luro ot Themopl 鏖锺燠 嬲 黜社璐黜 鑫嚣 山 Ⅱ 汹 ‘巾 ¨ 帧 Ⅱ 妒 舳 "0“ 岫 枷 啕 、 WⅡ ′ l黜嬲 獭 嫩 泛Oa ν 北 濒 ㈨ |● ,‘烹钔 △ 叻 “ ∞ ·Ⅱ ·酉雨 ● 莎 ●●幽 N"● `约 t艹 9△ ●o灬●矿 ●食⒋ 1 1∞ E) 0HsAs1 8001∶ oo ” ··Ⅱ "硫 ,kⅡ 0,ⅡⅡ官● Th$Ced lc仓怡 s Vεl|】0m24"ay 19 and remans rald suoJe4 oe6ld e θv |‘ r$σ ⒑∞ | ay2 邳 2 邳 2 ∞i ∞ 1θ o7 u‘ Ci^⒉ ●|m 0| Rec仓雨怆a】 on a刂 dl |$s刂ε‘ Ce雨Πe· Mu "忉 Ⅱ 9● 仓H sA Cssn∞ 2‘ s‘ sε‘ir st铜 ●芮 i∝柿 k蓟 铷 i∽ C◇ i9F0官 "● ″灿 "证 i0"●卸 N● 邪 ●●讧Ⅱm | 启●I●| PR 忄“ | i祁|"阳 翎 ,确 ‘ ∫“ |( ")‘ “⒊a12i、 ●息*W ●内 督 此 `Ⅱ 书 吉力士热塑混合材 oHsAs1 8001∶ J`囤 区吸菏 中国江讪 i ⒍0⒌⒉ 工 2 灼⒈ "市 核 ⒛彳⒐0冫19 亦 "llj″ 热塑性 ∶链体的设讠及和 该证l‘的有效丿”ti⒛ 丿颐 经过符个少水 彳90 2$ 效 行 I讪 0i, }泞眦H煳 2 o⒎o ⒉ I‘ "4I公 △‘j(讧 Ⅱ‘ ^灬 贩两 `￠ 灬 ●Ⅱ’、奥 Ⅱ‘‘ |Ⅱ ● "“ Ⅱu● ="∮ `Ⅱ ● △●Ⅱ‘ "40南 ∵1|● ‘、W 炉9彳 Ⅱ1△●礻i 品 讨 缃 社 锣 珊 号 γ 猢 扌 弟 !

FLEXIBLE PACKAGING COMPANY P E T F O O D P A C K A G I N G • Incorporate an antistatic additive into pet food packaging to dissipate static in hot and dry environments • Improve efficiency within a robotic packaging process • Support extended packaging shelf life • Leveraged technical expertise in packaging additives to identify a suitable formulation for static dissipation in harsh environments • Provided a customized and effective antistatic additive solution that complemented the automated packaging process while providing added durability and protection to extend shelf life Cesa Stat Antistatic Additives KEY REQUIREMENTS WHY AVIENT?

RAIL CAR MANUFACTURER D O O R P A N E L • High stiffness-to-weight ratio and improved thermal insulation to incumbent materials • Efficient manufacturing process to ensure quality panel construction and standards • Domestic supply and manufacturing to ensure timely delivery • Reduced component complexity compared to metal • Custom-engineered panel with varying core materials and thicknesses to meet performance requirements • Reliable material supply with product manufactured in United States CRTM™ Composite Sandwich Panels KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION CORROSION & IMPACT RESISTANT LEARN MORE Copyright © 2024, Avient Corporation.

Müller, CEO SQS 66 70 _2  / J un e 20 19  / V er si on 2 .0 A.

ADVENTURE CAMPER MANUFACTURER 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?