Explore What's Possible Explore What's Possible

Explore What's Possible Explore What's Possible

The Audit Committee may form and delegate authority to subcommittees, consisting of the chairperson of the committee, or other members when appropriate. Review disclosures made to the Audit Committee by the Company’s CEO and CFO during their certification process for reports on Form 10-K and Form 10-Q about any significant deficiencies in the design or operation of internal controls and procedures or material weaknesses therein and 4 any fraud involving management or other employees who have a significant role in the Company’s internal controls and procedures. 10. Recommend to the Board whether the financial statements should be included in the Annual Report on Form 10-K. 12.

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. It’s in this spirit that we joined legacy PolyOne and the Clariant Masterbatch business, two complementary businesses, and formed a new one that we’ve named Avient. WHAT WE DO: MATERIAL SCIENCE CUSTOM FORMULATION We sell solutions not commodities.

1) Total recordable incident rate (TRIR) and (2) fatality rate for (a) direct employees and (b) contract employees Performance—The Highest Ethical Standards; Ethics Hotline and Reporting; Enterprise Risk Management Avient 2022 Annual Report—Form 10-K Pages 8-14

Investor Day POLYONE I N V E S T O R P R E S E N T A T I O N S E P T E M B E R 2 0 1 9 FORWARD LOOKING STATEMENTS PolyOne Corporation 2 In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. 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. Cable jacket/sheath– Made of PE or PVC 9 Fiber-Line Product PolyOne Materials F I B E R O P T I C A L G R O W T H D R I V E R S PolyOne Corporation 22 5G Networks  Enable lower latency, greater flexibility & efficiency  Installation of these networks are in the very early stages  Installation will start in urban hubs and will continue to expand into suburban and rural areas  By 2025, only 14% of the world will have 5G connections  Growth is expected over multi- year period 5G technology will be a leading growth driver in fiber optic cable for several years 10x Speed Increase & 8x More Antennae Required 5G vs. 4G PolyOne Corporation 23 Safety Technology Geography Service FinancialPeople Low EH&S risk profile New and complementary technologies Leverage our global footprint Strong customer relationships Foundational operating margins of 8-10% with ability to double Motivated team with a specialty culture I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 24 Capture sourcing synergies Cross-sell & blend 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First!

Explore What's Possible Explore What's Possible Explore What's Possible

Explore What's Possible Explore What's Possible Explore What's Possible

Explore What's Possible Explore What's Possible Explore What's Possible

Short, long and continuous fiber composites available in pellet or semi-finished forms