You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. WHY AVIENT WINS Deep Customer Relationships & Application Know-How Superior Design Capabilities & Advanced Analytics Global Footprint Strategically Aligned to Serve Customers We iterate fast and often. 38 22 9 34 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia We produce locally, serve globally. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 26 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 2 3 2 2 2 3 3 4 3 3 4 4 4 5 5 5 5 6 7 8 23 e nt e nt ( xc l.

Injection molding parameters, startup and shutdown, mold design and troubleshooting recommendations for Therma-Tech™ Thermally Conductive Formulations

Troubleshoot technical issues, such as warping and flow lines 

Troubleshoot technical issues, such as warping and flow lines 

Troubleshoot technical issues, such as warping and flow lines 

Approved Corporate : Template/Form Document #: DOC-01879 Revision: 8 Document Owners: Brian Hoar Effective Date: May 13, 2022 Title: QF-02 Quality Standard Response Page 3 of 19 Only the electronic version of this document in ETQ is the controlled version of the document. Annually, with exception of central certificates—at minimum every 3 years. Batch histories are digitally retained indefinitely.

Executive Vice President and Chief Digital Officer at Otis Worldwide Corporation (“Otis”), a leading elevator and escalator manufacturing, installation and service company, since 2020. Green served as Otis’ Vice President, Transformation and Chief Digital Officer. Rockwell Automation”), a global leader in industrial automation and digital transformation.

That is why Avient’s suite of services also includes local technical support with consultation on process development, mold design/construction, material training, troubleshooting, and continuous improvement. Identify Equipment Needs • Material handling and drying equipment needs and sizing • Primary processing equipment improvements • Secondary operations equipment improvements Optimize Processes • Material preparation • Primary process development • Secondary operations process development • Tooling debug/optimization Troubleshooting • Failure analysis/issue resolution • Process/mold support • Equipment review Training • Polymers fundamentals training • Polymer types training Avient’s unique combination of materials, design expertise and technical services enables us to conquer challenges and unlock the potential of innovation in meaningful and dynamic ways for customers around the world.

That is why Avient’s suite of services also includes local technical support with consultation on process development, mold design/construction, material training, troubleshooting, and continuous improvement. Identify Equipment Needs • Material handling and drying equipment needs and sizing • Primary processing equipment improvements • Secondary operations equipment improvements Optimize Processes • Material preparation • Primary process development • Secondary operations process development • Tooling debug/optimization Troubleshooting • Failure analysis/issue resolution • Process/mold support • Equipment review Training • Polymers fundamentals training • Polymer types training Avient’s unique combination of materials, design expertise and technical services enables us to conquer challenges and unlock the potential of innovation in meaningful and dynamic ways for customers around the world.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Deliver cumulative annual revenue growth from sustainable solutions portfolio of 8-12% Assess top 90% of supplier spend for alignment with Avient Sustainability objectives. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 31 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 3 3 3 4 3 3 5 5 5 6 nt nt ( xc l.