If the required resin is not listed under Avient concentrates, please contact an Avient representative to discuss more options.

CT scanners)  Creates value by eliminating the need for machining and secondary operations, removing weight, streamlining production and improving cost efficiencies PolyOne Corporation Page 52 Medical Device Solutions  Catheters made using NEU™ View patent-pending technology are optically translucent, and have superior contrast under X-ray (radiopaque) when compared with alternative catheter materials  Formulations for cardiovascular and intravascular catheters are application-specific, incorporating medical-grade polymers, additives, color, and healthcare-centric manufacturing practices  Only commercially available product that has excellent visibility, both optically and under X-ray, to bolster clinician confidence and offer significant market advantage PolyOne Corporation Page 53 Consumer Electronics Solutions  Ability to offer multiple technology solutions on a global basis for this industry, where many OEMs design in one region, prototype in another, and manufacture in yet another  Sustainable / “green” solutions help customers to differentiate in this market  New formulations for emerging wearables market that meet skin contact requirements and aesthetic needs PolyOne Corporation Page 54 Appliances 4% Building & Construction 4% Consumer 17% Electrical & Electronics 16% Healthcare 12% Industrial 8% Packaging 7% Transportation 19% Wire & Cable 13% At a Glance Global Specialty Engineered Materials 2013 Revenues: $0.6 Billion Solutions 2013 Revenue by Industry Segment Expanding Profits 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12-16% 2006 2007 2008 2009 2010 2011 2012 2013 Q1 2014 2015 Operating Income % of Sales Target United States 43% Europe 33% Canada 2% Asia 18% Latin America 4% 11.6% PolyOne Corporation Page 55 Appliances 2% Building & Construction 11% Consumer 5% Electrical & Electronics 6% Healthcare 7% Industrial 13% Packaging 34% Transportation 10% Wire & Cable 12% Target At a Glance Global Color, Additives and Inks 2013 Revenues: $0.9 Billion Solutions Expanding Profits 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 12-16% 2006 2007 2008 2009 2010 2011 2012 2013 Q1 2014 2015 Operating Income % of Sales United States 44% Europe 37% Canada 2% Asia 11% Latin America 6% 2013 Revenue by Industry Segment 13.8% PolyOne Corporation Page 56 At a Glance Designed Structures and Solutions Solutions 2013 Revenues: $0.6 Billion Expanding Profits 2.2% 8 - 10% 6.5% 2012 PF Q1 2013 Q1 2014 2015 Operating Income % of Sales 0.2% Target United States 96% Canada 3% Latin America 1% Appliances 2% Building & Construction 10% Consumer 11% Healthcare 6% Industrial 13% Packaging 32% Transportation 26% 2013 Revenue by Industry Segment PolyOne Corporation Page 57 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 2006 2007 2008 2009 2010 2011 2012 2013 Q1 2014 Operating Income % of Sales At a Glance Performance Products and Solutions Solutions Expanding Profits 2013 Revenues: $0.8 Billion United States 81% Europe 1% Canada 14% Asia 2% Latin America 2% 9-12% Target 2013 Revenue by Industry Segment Appliances 8% Building & Construction 34% Consumer 4% Electrical & Electronics 3% Healthcare 1%Industrial 10% Packaging 6% Transportation 16% Wire & Cable 18% 2015 7.7% PolyOne Corporation Page 58 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6 - 7.5% 2006 2007 2008 2009 2010 2011 2012 2013 Q1 2014 2015 Operating Income % of Sales 15.3% 46.0% 2006 Q1 2014 At a Glance Distribution *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Solutions 2013 Revenues: $1.1 Billion ROIC* Expanding Profits Target Appliances 5% Building & Construction 5% Consumer 14% Electrical & Electronics 5% Healthcare 24% Industrial 16% Packaging 5% Transportation 23% Wire & Cable 3% 6.1% http://www.polyone.com/Pages/VariationRoot.aspx

For specific interactions to occur between the TPE and the substrate, both have to come in intimate contact to each other and wet-out the surface.

All Rights Reserved 2024 35 Non-PFAS functional additives M ARKET DRIVERS & NEEDS • Regulatory restrictions with the removal of PFAS in multiple end markets • Major retailers requiring PFAS content declaration from suppliers • Enhanced plastic properties, aesthetics and processability • Specialized functionalities making plastics a safe option in demanding applications $8B ADDRESSABLE MARKET A V I E N T E N D M A R K E T S , A P P L I C A T I O N S OTHER APPLICATONS • Electrical connectors • Labware • Food contact appliances BUILD NEW PLATFORMS OF SCALE Flexible film Artificial turf Food storage,oil containers 36Copyright © .

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Or contact the Ethics Hotline: Online at: polyone.ethicspoint.com By Phone: 1-877-228-5410 “Ethics is everything at PolyOne. GRI Content Index Sustainability Report | 2018 87 GRI Standard Disclosure Title PolyOne Disclosures 102–50 Reporting period This report covers the period of January 1, 2018 through December 31, 2018. 102–51 Date of most recent report This is PolyOne's first Sustainability Report. 102–52 Reporting cycle At minimum biennial 102–53 Contact point for questions regarding the report https://www.polyone.com/content/contact-us 102–54 Claims of reporting in accordance with the Standards This report has been prepared in accordance with the GRI Standards: Core Option. 102–55 GRI content index Appendix—GRI Index 102–56 External assurance Currently, we do not peruse external assurance/ verification of our Sustainability Report.

To ensure our work environment is as safe as possible, this included: • Strict adherence to all local government requirements as well as incorporating WHO and CDC guidelines • Required remote work for associates able to do so • Social distancing, increased and regular sanitization, pre-shift wellness assessments and on-site temperature checks • Incident reporting and contact tracing procedures, including self-quarantine if suspected exposure • Support services for the physical and mental health of our associates and their families • Continuous communications, education, awareness, updates and encouragement to our associates At the same time that we prioritize health and safety, it is essential that Avient continue to produce our materials and serve customers. The new Edgetek™ PKE and LubriOne™ PKE series combine excellent chemical and hydrolysis resistance to meet the challenges of harsh applications, such as those found in chemical, fuel contact, or high- moisture environments. These reinforced grades are targeted at applications in the industrial, electronics and transportation markets like pipes and tubing, electrical battery components, and under- the-hood fuel or chemical contact components.

To ensure our work environment is as safe as possible, this included: • Strict adherence to all local government requirements as well as incorporating WHO and CDC guidelines • Required remote work for associates able to do so • Social distancing, increased and regular sanitization, pre-shift wellness assessments and on-site temperature checks • Incident reporting and contact tracing procedures, including self-quarantine if suspected exposure • Support services for the physical and mental health of our associates and their families • Continuous communications, education, awareness, updates and encouragement to our associates At the same time that we prioritize health and safety, it is essential that Avient continue to produce our materials and serve customers. The novel insecticides in development are formulated tightly into the masterbatch, allowing best bio-efficiency performance with a permanent but slow release to the surface—just enough to kill any mosquito by contact. Environmental data covers all sites owned or operated by Avient in the reporting period. 102–47 List of material topics About Us People Products Planet Performance Avient 2020 Annual Report—Form 10-K 102–48 Restatements of information 2019 and 2020 data includes full calendar year data for Clariant Masterbatch acquired sites unless otherwise noted at the metric level. 102–49 Changes in reporting PolyOne acquired Clariant MasterBatch on July 1, 2020 and combined to create the current company, Avient. 2019 and 2020 data includes full calendar year data for Clariant Masterbatch acquired sites unless otherwise noted at the metric level. 102–50 Reporting period Januar y 1, 2020 through December 31, 2020 102–51 Date of most recent report This is Avient's 3rd sustainability report. 102–52 Reporting cycle At minimum, biennial 102–53 Contact point for questions regarding the report https://www.avient.com/contact-us-now 102–54 Claims of reporting in accordance with the GRI standards This report has been prepared in accordance with the GRI Standards: Core Option.

For assistance in choosing the material with the optimum COF for an application, please contact your Avient representative. 54 Adhesion Requirements When selecting a TPE for an overmolding application, the substrate type should be considered. For assistance in choosing the material with the optimum COF for an application, please contact your Avient representative. 76 Typical Shrinkage, % Series Flow Direction Cross Direction DynaflexTM 1.5 - 2.1 0.7 - 1.3 VersalloyTM 0.9 - 1.3 0.9 - 1.3 VersaflexTM 1.1 - 1.7 0.7 - 1.3 VersollanTM 1.1 - 2.1 0.5 - 1.0 Table 2.

Among other responsibilities, the independent Lead Director: • Chairs executive sessions of the non-employee Directors and provides feedback and perspective to the CEO regarding discussions at these sessions; • Facilitates communications between the Chairman of the Board and other members of the Board; • Provides input from the Directors to the Chairman of the Board with regard to agendas and schedules for Board meetings; • Advises the Chairman of the Board as to the quality, quantity and timeliness of the flow of information from management to the Board and regarding the effectiveness of Board meetings; • Interviews all Board candidates and provides the Governance and Corporate Responsibility Committee with recommendations on each candidate; • Maintains close contact with the Chair of each standing committee and assists in ensuring communications between each committee and the Board; • Considers the retention of advisers and consultants who report directly to the Board; and • Chairs Board meetings when the Chairman of the Board is unable to do so. The Consultant regularly attends Compensation Committee meetings, maintains regular contact with the Compensation Committee, and interacts with management to gather the data needed to prepare reports for Compensation Committee review. If you hold your shares through a bank, broker or other nominee, you must follow the instructions found on your voting instruction card, or contact your bank, broker or other nominee in order to revoke your previously delivered proxy, or participate in the Annual Meeting and vote electronically online during the Annual Meeting.