PROXY SUMMARY PROXY STATEMENT 2024 | Annual Meeting of Shareholders 15 PROPOSAL 1 — ELECTION OF TWELVE DIRECTOR NOMINEES TO OUR BOARD OF DIRECTORS Our Board currently consists of 12 Directors. He also served as Chairman and Chief Executive Officer of Andeavor Logistics LP (formerly Tesoro Logistics LP), a NYSE-listed master limited partnership that owned, operated and developed crude oil and refined products and logistics assets, from 2011 to 2018. Nicolas has a deep understanding of supply chain planning, strategic sourcing, manufacturing operations, logistics, customer care, and enterprise quality, and we believe that this can assist Avient’s supply chain leadership.

PROXY SUMMARY PROXY STATEMENT 2024 | Annual Meeting of Shareholders 15 PROPOSAL 1 — ELECTION OF TWELVE DIRECTOR NOMINEES TO OUR BOARD OF DIRECTORS Our Board currently consists of 12 Directors. He also served as Chairman and Chief Executive Officer of Andeavor Logistics LP (formerly Tesoro Logistics LP), a NYSE-listed master limited partnership that owned, operated and developed crude oil and refined products and logistics assets, from 2011 to 2018. Nicolas has a deep understanding of supply chain planning, strategic sourcing, manufacturing operations, logistics, customer care, and enterprise quality, and we believe that this can assist Avient’s supply chain leadership.

PRNewswire/ -- The Board of Directors of Factors that could cause actual results to differ materially from those implied by these forward-looking statements include disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows including without any limitation, any supply chain and logistics issues; our ability to achieve the strategic and other objectives relating to the acquisition of Clariant's Color business, including any expected synergies; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; fluctuations in raw material prices, quality and supply, and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to achieve the anticipated financial benefit from initiatives related to acquisition and integration working capital reductions, cost reductions and employee productivity goals; our ability to continue to pay regular quarterly cash dividends, including at the increased rate, and the amounts and timing of any future dividends; information systems failures and cyberattacks; our ability to consummate and successfully integrate acquisitions; and amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions.

The ColorMatrix FlexOne unit itself can fit inside a small box, rendering logistics more efficient and sustainable.  As part of our continuing sustainability efforts, the ColorMatrix FlexOne system’s enhanced features support manufacturers by providing new equipment to help reduce waste, while decreasing the unit’s size also improves transportation and logistics.”  

Paired with customizable and sustainable solutions, our global team provides tools and expertise to enhance the performance of your industrial component through innovative design, manufacturing expertise, best-fit materials, and streamlined logistics to increase productivity.

He is also Chairman and Chief Executive Offiff cer of Tesoro Logistics LP, a NYSE-listed master limited partnership that owns, operates and develops crude oil and refinff ed products and logistics assets, since April 2011. Current Directorships: Tesoro Corporation, Tesoro Logistics GP LLC (the general partner of Tesoro Logistics LP) Former Directorships: DCP Midstream CP, LLC Age: 60 Director since: 2011 7 ELECTION OF BOARD OF DIRECTORS William R. Lead Director Our independent Directors meet regularly in executive sessions.

We are extremely proud to commemorate the opening of this exceptional facility with our customers and talented team of associates,” said Vikas Vij, managing director for PolyOne's operations in India. We now offer more solutions than ever before, and we have also optimized our logistics and operations to add improved service, delivery and value to our customers.” Media contact: Kyle Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

PRNewswire/ -- The Board of Directors of To view the original version on PR Newswire, visit:http://www.prnewswire.com/news-releases/polyone-board-of-directors-declares-quarterly-dividend-expands-share-repurchase-authorization-300267935.html Swanson, Director, Investor Relations, PolyOne Corporation, +1 440-930-1018, eric.swanson@avient.com; Media Contact - Kyle G.

He also served as Chairman and Chief Executive Officer of Andeavor Logistics LP (formerly Tesoro Logistics LP), a NYSE-listed master limited partnership that owned, operated and developed crude oil and refined products and logistics assets, from 2011 to 2018. Nicolas has a deep understanding of supply chain planning, strategic sourcing, manufacturing operations, logistics, customer care, and enterprise quality, and we believe that this can assist Avient’s supply chain leadership. The Lead Director acts as the key liaison between the independent Directors and Mr.

ELECTION OF BOARD OF DIRECTORS 6 PROPOSAL 1 — ELECTION OF BOARD OF DIRECTORS Our Board currently consists of 11 Directors. He is also Chairman and Chief Executive Officer of Tesoro Logistics LP, a NYSE-listed master limited partnership that owns, operates and develops crude oil and refined products and logistics assets, since April 2011. Lead Director Our independent Directors meet regularly in executive sessions.