General extrusion guidelines for FireCon™ Thermoplastic CPE-A (English language version)

General extrusion guidelines for ECCOH™ Low Smoke and Fume Non-Halogen Formulations (English language version)

General extrusion guidelines for ECCOH™ Low Smoke and Fume Non-Halogen Formulations (Spanish language version)

General extrusion guidelines for ECCOH™ Low Smoke and Fume Non-Halogen Formulations (Spanish language version)

General extrusion guidelines for ECCOH™ Low Smoke and Fume Non-Halogen Formulations (English language version)

Independent Registered Public Accountant Services and Related Fee Arrangements AUDIT Report of the Audit Committee AUDIT The Audit Committee of the Board of Directors CORPORATE GOVERNANCE CORPORATE GOVERNANCE Director Independence Lead Director CORPORATE GOVERNANCE Board Leadership Structure Board’s Oversight of Risk Code of Ethics, Code of Conduct and Corporate Governance Guidelines CORPORATE GOVERNANCE Communication with Board Board and Committees Board Attendance Board Committees CORPORATE GOVERNANCE AAudit Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 9 COMMITTEE MEMBERS:* Compensation Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 5 COMMITTEE MEMBERS: CORPORATE GOVERNANCE Nominating and Governance Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 4 COMMITTEE MEMBERS:* CORPORATE GOVERNANCE Environmental, Health and Safety Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 3 COMMITTEE MEMBERS:* Board Refreshment 0% 20% 40% 60% 80% 100% 5 or fewer 6 to 10 More than 10 Years of Service NON-EMPLOYEE DIRECTOR COMPENSATION 2018 NON-EMPLOYEE DIRECTOR COMPENSATION Role Annual Cash Retainers 2018 Director Compensation Table Name Fees Earned or Paid in Cash (a) ($) Stock Awards (b) ($) Total (c) ($) (1) NON-EMPLOYEE DIRECTOR COMPENSATION Fees Earned or Paid in Cash (column (a)) Stock Awards (column (b)) Option Awards Outstanding and Fully-Vested Deferred Shares Name Number of Deferred Shares(1) (#) OWNERSHIP OF POLYONE SHARES OWNERSHIP OF POLYONE SHARES Beneficial Ownership of Our Common Shares Name Number of Shares Owned(1) Right to Acquire Shares Total Beneficial Ownership OWNERSHIP OF POLYONE SHARES Name and Address Number of Shares % of Shares Stock Ownership Guidelines for Non-Employee Directors Section 16(a) Beneficial Ownership Reporting Compliance COMPENSATION DISCUSSION AND ANALYSIS COMPENSATION DISCUSSION AND ANALYSIS Executive Summary Name Title How Pay is Tied to Company Performance. Accounting Considerations Stock Ownership and Retention Guidelines COMPENSATION DISCUSSION AND ANALYSIS Stock Ownership Target (in shares) Total Share Ownership as of 2/28/19 Timing with Respect to Equity Award Grants.

ECCOH™ LSFOH LOW SMOKE AND FUME, NON-HALOGEN PROCESSING GUIDE To learn more about ECCOH wire and cable solutions, contact us at +1.844.4AVIENT (1-844.428.4368) www.avient.com General Extrusion Guidelines ECCOH™ compounds are thermoplastic polyolefin-based low smoke and fume, non-halogenated systems.

PROCESSING GUIDE Syncure™ XLPE GENERAL EXTRUSION GUIDELINES Syncure™ systems are two-part, polyethylene based, moisture crosslinkable compounds for wire and cable insulation.

You can expect that the materials we produce contain only ingredients that conform to accepted legal and regulatory compliance guidelines

Additionally, PolyOne is a member of the American Chemistry Council and Plastic Industry Association’s Operation Clean Sweep®, a set of guidelines for process, training and audit of our operations to prevent plastic pellet loss into the environment. Independent Registered Public Accountant Services and Related Fee Arrangements AUDIT Report of the Audit Committee AUDIT The Audit Committee of the Board of Directors CORPORATE GOVERNANCE CORPORATE GOVERNANCE Director Independence Lead Director CORPORATE GOVERNANCE Board Leadership Structure Board’s Oversight of Risk Code of Ethics, Code of Conduct and Corporate Governance Guidelines CORPORATE GOVERNANCE Related Person Transactions Communication with Board Board and Committees Board Attendance CORPORATE GOVERNANCE Board Committees AAudit Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 8 COMMITTEE MEMBERS: Compensation Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 5 COMMITTEE MEMBERS: CORPORATE GOVERNANCE Governance and Corporate Responsibility Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 2 COMMITTEE MEMBERS: CORPORATE GOVERNANCE Environmental, Health and Safety Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2019: 2 COMMITTEE MEMBERS: Board Refreshment and Diversity 0% 20% 40% 60% 80% 100% 5 or fewer 6 to 10 More than 10 Years of Service CORPORATE GOVERNANCE 3 of 10 Director nominees Diversity NON-EMPLOYEE DIRECTOR COMPENSATION 2019 NON-EMPLOYEE DIRECTOR COMPENSATION Non-Employee Director Compensation Highlights Non-Employee Director Retainer and Meeting Fees Role Annual Cash Retainers NON-EMPLOYEE DIRECTOR COMPENSATION 2019 Director Compensation Table Name Fees Earned or Paid in Cash (a) ($) Stock Awards (b) ($) Total (c) ($) (1) Fees Earned or Paid in Cash (column (a)) Stock Awards (column (b)) Option Awards Outstanding and Fully-Vested Deferred Shares Name Number of Deferred Shares(1) (#) OWNERSHIP OF POLYONE SHARES OWNERSHIP OF POLYONE SHARES Beneficial Ownership of Our Common Shares Name Number of Shares Owned(1) Right to Acquire Shares Total Beneficial Ownership % of Class(4) OWNERSHIP OF POLYONE SHARES Name and Address Number of Common Shares % of Class Stock Ownership Guidelines for Non-Employee Directors Delinquent Section 16(a) Reports COMPENSATION DISCUSSION AND ANALYSIS COMPENSATION DISCUSSION AND ANALYSIS Executive Summary Name Title How Pay is Tied to Company Performance. COMPENSATION DISCUSSION AND ANALYSIS Accounting Considerations Stock Ownership and Retention Guidelines Stock Ownership Target (in shares) Total Share Ownership as of 3/1/2020 Timing with Respect to Equity Award Grants.