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As SERVE builds momentum within Avient in 2023, the focus is on providing a platform for veterans to build a sense of support and community within Avient, and in the local communities where our associates work and live. Help Avient become a top employer for veterna talent Career: Offer professional mentorship for current and future veteran Avient associates

HYPE helps build a collaborative network of Avient’s young professionals, eager to innovate and impact our company. HYPE also expanded to LATAM this year to further connect Avient’s network of young professionals across the globe. Sustainability education, safety reminders and Avient overviews

PlanetPak containers are optimized and recommended for Avient liquid colors and additives. ATTRIBUTE PC PUMP PERI PUMP CMG3000 FLEX G CMG5000 CMG6000 Delivery throughput High Low – – – – Metering throughput High Low – – – – Volumetric/gravimetric V V V Loss-in-weight G G Data export/network – – No Yes Yes Yes Touch screen – – No Yes Yes Yes Multiple log-in levels – – No No Yes Yes The range of progressing cavity pump rates attainable can be used to determine the correct size of pump. www.avient.com Copyright © 2020, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. Beggs, Senior Vice President and Chief Financial Officer, Avient Corporation. Webcast Details Avient will host a webcast on Tuesday, July 26, 2022 at 8:00 a.m.

At Avient, our proven ability to innovate materials that enable our customers’ sustainability goals remains a key differentiator for our company. Avient offers a broad portfolio of technologies that help our customers—and our planet—be more sustainable. From lightweighting to renewable energy applications to improved recyclability, Avient has a robust portfolio of sustainable solutions.

As we celebrate these achievements, Avient remains committed to continuously improving the employee experience. Avient was again named one of America’s Most Responsible Companies by Newsweek and Statista and a Barron’s 100 Most Sustainable Companies in 2024. They are significant milestones in Avient’s cultural journey and demonstrate our commitment to positively impacting our people and all our stakeholders.

Avient is committed to eliminating or reducing waste generated by our operations and enabling our customers to meet their waste minimization goals. Expectations for the management of hazardous and non-hazardous waste are governed by Avient’s internal waste management standards which are applicable to all facilities. It is this granular information that Avient utilizes to drive improvement projects.

Avient Disclosures Avient 2025 Proxy Statement —Pages 30-31, 34 Message from Avient's VP of Sustainability

Avient Announces Second Quarter 2025 Results... Avient Announces Quarterly Dividend... Avient To Hold Second Quarter 2025 Conference Call...