GOFF Gregory J. PREETE Kerry J. Newlin, Kerry J.

Fearon /S/ GREGORY J. Committees: 1, 2 GREGORY J. Committees: 2, 3 KERRY J.

HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 86 https://endplasticwaste.org/about/ People and Planet Data and Metrics Category 2016 2017 2018 2019 Total TRIR (#—Direct) 0.74 0.69 0.51 0.56 Total TRIR (#—Contractors) 0.00 0.00 0.00 0.00 Recordable Injuries (Total #) 51 43 35 36 Recordable Illnesses (Total #) 0 0 0 0 Total LTIR (#—Direct) 0.29 0.20 0.13 0.29 Total LTIR (#—Contractors) 0.00 0.00 0.00 0.00 Total Fatality Rate (#—Direct) 0.00 0.00 0.00 0.00 Total Fatality Rate (#—Contractors) 0.00 0.00 0.00 0.00 Process Safety Incident Count (#) 0 0 0 0 Process Safety Total Incident Rate (#) 0.00 0.00 0.00 0.00 Process Safety Incident Severity Rate (#) 0.00 0.00 0.00 0.00 Residual Risk Reduction (# of assessments) NA NA 13,267 7,102 Residual Risk Point Reduction (#) NA NA 1,035,177 864,997 EH&S Internal Audits (#) 40 53 53 58 Workers covered by an EH&S Management Systems (%) 100 100 100 100 Workers covered by an internally audited EH&S MS (%) 100 100 100 100 Facilities covered by an externally certified EH&S MS (%) 20 24 30 35 Transport Incidents (#—US DOT 5800/EU ADR) 0 0 0 0 Capital Invested in EH&S ($MM USD) 5.305 5.201 8.858 7.870 HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 87 Category 2016 2017 2018 2019 ENERGY Total Energy (GJ) 677,579 775,091 869,390 899,679 Energy Intensity (MWh/MT Production) 0.99 0.86 0.91 0.85 Renewable Energy (%) 0 0 0.49 0.69 Total Self-Generated Energy (GJ) 0 0 3808 4588 Energy Saving Activities (#) NA 26 45 60 Cumulative Annual Savings from Energy Saving Activities (MWh) 0 1,507 2,609 6,879 PERCENT ENERGY (%) Purchased Electricity 73.18 Purchased Natural Gas 25.80 Purchased Steam 0.00 Purchased Diesel Fuel 1.02 EMISSIONS Greenhouse Gas Emissions (MT Scope 1 GHG) 33,362 21,527 11,882 12,767 Greenhouse Gas Emissions (MT Scope 2 GHG) 238,100 244,927 85,112 87,427 Greenhouse Gas Emissions (MT Scope 3 GHG) NA NA 193,483 584,622 Greenhouse Gas Emissions (MT Scope 1 & 2 GHG) 254,995 275,811 96,994 100,194 Greenhouse Gas Emissions Intensity (MT 1&2 GHG/ MT Production) 0.43 0.35 0.38 0.34 Greenhouse Gas Emissions Intensity (MT 1&2 GHG/$B Revenue) 76,346 84,674 36,723 37,872 Cumulative Annual GHG Emissions Avoidance from ESAs (MT) 0 1,548 2,609 6,879 Reportable Releases (Above Permitted Limits) 0 0 0 0 People and Planet Data and Metrics Category 2016 2017 2018 2019 EMISSIONS OF SOx/NOx/VOC/HAPS SOx (MT) 0.04 0.05 0.06 0.06 NOx (MT) 0.05 0.05 0.06 0.06 VOC (MT) 30.28 32.18 31.14 29.22 Top 4 Hazardous Air Pollutants (MT) 0.49 0.58 0.60 0.55 Particulate Matter (MT) 23.29 24.70 23.76 22.21 WASTE Total Waste (MT) 11,234 12,453 13,396 13,273 Total Waste Intensity (Kg Waste/MT Production) 17.23 20.18 17.79 19.70 Total Waste Intensity (MT Waste/$B Revenue) 993 1,572 1,357 2,008 Percent of Total Waste Recycled/ Beneficially Reused (%) 67.31 57.07 62.65 51.87 Percent of Total Waste Landfilled (%) 29.55 40.77 35.11 43.88 Total Hazardous Waste (MT) NA NA 674.35 730.26 Waste Minimization Projects (#) NA 47 44 68 WATER Total Water Withdrawal (1000 m3) 498 662 666 565 Total Water Withdrawal Intensity (m3/MT Production) 2.58 2.64 2.57 1.91 Total Water Related NoV (#) 0 0 0 0 Withdrawal & Consumed from High Water Stress Areas (% of Total) NA NA NA 22.1 HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 88 INDICES HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 89Sustainability Report | 2019 89 GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures General Disclosures Organizational Profile 102–1 Name of the organization About Avient—Who We Are 102–2 Activities, brands, products, and services Products—All Sections Avient products are not banned in any market. 102–3 Location of headquarters PolyOne 2019 Annual Report—Form 10-K Cover Page 102–4 Location of operations About Avient—Where We Are: Global Locations PolyOne 2019 Annual Report—Form 10-K Page 11 102–5 Ownership and legal form PolyOne 2019 Annual Report—Form 10-K Cover Page 102–6 Markets served About Avient—Communities Counting on Avient 102–7 Scale of the organization Performance—Performance Overview PolyOne 2019 Annual Report—Form 10-K Pages 2–10 & 15 102–8 Information on employees and other workers People—All Sections PolyOne 2019 Annual Report—Form 10-K Pages 2 & 4 Currently we report on the number of associates. Challenge Accepted. 2019 Sustainability Report http://www.avient.com Table of Contents Message from the CEO Message from the Governance and Corporate Responsibility Committee Sustainability Goals About Avient Historic Transformation Inspired Future Better Together: PolyOne and Clariant Masterbatch Who We Are What We Do: Material Science Revenue by Geography and End Market Where We Are: Global Locations Communities Counting on Avient Message from Avient’s VP of Sustainability Avient’s 4 Ps of Sustainability People Management Approach: EH&S Safety First Continuous Improvement Occupational Safety & Health Performance: Metrics and Monitoring Security Management Approach: Training and Development Career Training and Performance Feedback Operational and Commercial Excellence Training Leadership Development Programs Manager Training and Front-Line Engagement Talent Acquisition and Campus Recruiting Management Approach: Diversity & Inclusion Leading Change from the Top Workforce Demographics Associate Benefits Awards & Recognition Programs Health and Wellness A Great Place to Work Products Innovation: The Lifeblood of a Specialty Organization No Surprises PledgeSM How Our Products Enable Sustainability Our Solutions…In Action Management Approach: Product Stewardship Global Chemical Management Product Excellence Management Approach: Supplier Collaboration Supplier Evaluation Strategic Partnerships and Alliances Planet Protecting Our Planet Energy, Greenhouse Gas (GHG) Emissions and Climate Change Eliminating Plastic Waste Earth Day Photo Contest Community Service Community Engagement Performance Performance Overview Sustainable Products Performance The Highest Ethical Standards Ethics Hotline and Reporting Enterprise Risk Management (ERM) Board of Directors Governance Policies & Guidelines Goals Sustainability Goals People and Planet Data and Metrics Indices GRI/SASB/TCFD Content Index Reconciliation of Non-GAAP Financial Measures forward arrow FC: Back Arrow Button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: forward arrow button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: Back Arrow Button 4:

HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 86 https://endplasticwaste.org/about/ People and Planet Data and Metrics Category 2016 2017 2018 2019 Total TRIR (#—Direct) 0.74 0.69 0.51 0.56 Total TRIR (#—Contractors) 0.00 0.00 0.00 0.00 Recordable Injuries (Total #) 51 43 35 36 Recordable Illnesses (Total #) 0 0 0 0 Total LTIR (#—Direct) 0.29 0.20 0.13 0.29 Total LTIR (#—Contractors) 0.00 0.00 0.00 0.00 Total Fatality Rate (#—Direct) 0.00 0.00 0.00 0.00 Total Fatality Rate (#—Contractors) 0.00 0.00 0.00 0.00 Process Safety Incident Count (#) 0 0 0 0 Process Safety Total Incident Rate (#) 0.00 0.00 0.00 0.00 Process Safety Incident Severity Rate (#) 0.00 0.00 0.00 0.00 Residual Risk Reduction (# of assessments) NA NA 13,267 7,102 Residual Risk Point Reduction (#) NA NA 1,035,177 864,997 EH&S Internal Audits (#) 40 53 53 58 Workers covered by an EH&S Management Systems (%) 100 100 100 100 Workers covered by an internally audited EH&S MS (%) 100 100 100 100 Facilities covered by an externally certified EH&S MS (%) 20 24 30 35 Transport Incidents (#—US DOT 5800/EU ADR) 0 0 0 0 Capital Invested in EH&S ($MM USD) 5.305 5.201 8.858 7.870 HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 87 Category 2016 2017 2018 2019 ENERGY Total Energy (GJ) 677,579 775,091 869,390 899,679 Energy Intensity (MWh/MT Production) 0.99 0.86 0.91 0.85 Renewable Energy (%) 0 0 0.49 0.69 Total Self-Generated Energy (GJ) 0 0 3808 4588 Energy Saving Activities (#) NA 26 45 60 Cumulative Annual Savings from Energy Saving Activities (MWh) 0 1,507 2,609 6,879 PERCENT ENERGY (%) Purchased Electricity 73.18 Purchased Natural Gas 25.80 Purchased Steam 0.00 Purchased Diesel Fuel 1.02 EMISSIONS Greenhouse Gas Emissions (MT Scope 1 GHG) 33,362 21,527 11,882 12,767 Greenhouse Gas Emissions (MT Scope 2 GHG) 238,100 244,927 85,112 87,427 Greenhouse Gas Emissions (MT Scope 3 GHG) NA NA 193,483 584,622 Greenhouse Gas Emissions (MT Scope 1 & 2 GHG) 254,995 275,811 96,994 100,194 Greenhouse Gas Emissions Intensity (MT 1&2 GHG/ MT Production) 0.43 0.35 0.38 0.34 Greenhouse Gas Emissions Intensity (MT 1&2 GHG/$B Revenue) 76,346 84,674 36,723 37,872 Cumulative Annual GHG Emissions Avoidance from ESAs (MT) 0 1,548 2,609 6,879 Reportable Releases (Above Permitted Limits) 0 0 0 0 People and Planet Data and Metrics Category 2016 2017 2018 2019 EMISSIONS OF SOx/NOx/VOC/HAPS SOx (MT) 0.04 0.05 0.06 0.06 NOx (MT) 0.05 0.05 0.06 0.06 VOC (MT) 30.28 32.18 31.14 29.22 Top 4 Hazardous Air Pollutants (MT) 0.49 0.58 0.60 0.55 Particulate Matter (MT) 23.29 24.70 23.76 22.21 WASTE Total Waste (MT) 11,234 12,453 13,396 13,273 Total Waste Intensity (Kg Waste/MT Production) 17.23 20.18 17.79 19.70 Total Waste Intensity (MT Waste/$B Revenue) 993 1,572 1,357 2,008 Percent of Total Waste Recycled/ Beneficially Reused (%) 67.31 57.07 62.65 51.87 Percent of Total Waste Landfilled (%) 29.55 40.77 35.11 43.88 Total Hazardous Waste (MT) NA NA 674.35 730.26 Waste Minimization Projects (#) NA 47 44 68 WATER Total Water Withdrawal (1000 m3) 498 662 666 565 Total Water Withdrawal Intensity (m3/MT Production) 2.58 2.64 2.57 1.91 Total Water Related NoV (#) 0 0 0 0 Withdrawal & Consumed from High Water Stress Areas (% of Total) NA NA NA 22.1 HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 88 INDICES HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 89Sustainability Report | 2019 89 GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures General Disclosures Organizational Profile 102–1 Name of the organization About Avient—Who We Are 102–2 Activities, brands, products, and services Products—All Sections Avient products are not banned in any market. 102–3 Location of headquarters PolyOne 2019 Annual Report—Form 10-K Cover Page 102–4 Location of operations About Avient—Where We Are: Global Locations PolyOne 2019 Annual Report—Form 10-K Page 11 102–5 Ownership and legal form PolyOne 2019 Annual Report—Form 10-K Cover Page 102–6 Markets served About Avient—Communities Counting on Avient 102–7 Scale of the organization Performance—Performance Overview PolyOne 2019 Annual Report—Form 10-K Pages 2–10 & 15 102–8 Information on employees and other workers People—All Sections PolyOne 2019 Annual Report—Form 10-K Pages 2 & 4 Currently we report on the number of associates. Challenge Accepted. 2019 Sustainability Report http://www.avient.com Table of Contents Message from the CEO Message from the Governance and Corporate Responsibility Committee Sustainability Goals About Avient Historic Transformation Inspired Future Better Together: PolyOne and Clariant Masterbatch Who We Are What We Do: Material Science Revenue by Geography and End Market Where We Are: Global Locations Communities Counting on Avient Message from Avient’s VP of Sustainability Avient’s 4 Ps of Sustainability People Management Approach: EH&S Safety First Continuous Improvement Occupational Safety & Health Performance: Metrics and Monitoring Security Management Approach: Training and Development Career Training and Performance Feedback Operational and Commercial Excellence Training Leadership Development Programs Manager Training and Front-Line Engagement Talent Acquisition and Campus Recruiting Management Approach: Diversity & Inclusion Leading Change from the Top Workforce Demographics Associate Benefits Awards & Recognition Programs Health and Wellness A Great Place to Work Products Innovation: The Lifeblood of a Specialty Organization No Surprises PledgeSM How Our Products Enable Sustainability Our Solutions…In Action Management Approach: Product Stewardship Global Chemical Management Product Excellence Management Approach: Supplier Collaboration Supplier Evaluation Strategic Partnerships and Alliances Planet Protecting Our Planet Energy, Greenhouse Gas (GHG) Emissions and Climate Change Eliminating Plastic Waste Earth Day Photo Contest Community Service Community Engagement Performance Performance Overview Sustainable Products Performance The Highest Ethical Standards Ethics Hotline and Reporting Enterprise Risk Management (ERM) Board of Directors Governance Policies & Guidelines Goals Sustainability Goals People and Planet Data and Metrics Indices GRI/SASB/TCFD Content Index Reconciliation of Non-GAAP Financial Measures forward arrow FC: Back Arrow Button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: forward arrow button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: Back Arrow Button 4:

Committees: 1, 2 GREGORY J. Committees: 2, 3 KERRY J. Fearon /S/ GREGORY J.

Thomas J. GOFF Gregory J. PREETE Kerry J.

A—An organization exempt from tax under section 501(a) or any individual retirement plan as defined in section 7701(a)(37) B—The United States or any of its agencies or instrumentalities C—A state, the District of Columbia, a U.S. commonwealth or possession, or any of their political subdivisions or instrumentalities D—A corporation the stock of which is regularly traded on one or more established securities markets, as described in Regulations section 1.1472-1(c)(1)(i) E—A corporation that is a member of the same expanded affiliated group as a corporation described in Regulations section 1.1472-1(c)(1)(i) F—A dealer in securities, commodities, or derivative financial instruments (including notional principal contracts, futures, forwards, and options) that is registered as such under the laws of the United States or any state G—A real estate investment trust H—A regulated investment company as defined in section 851 or an entity registered at all times during the tax year under the Investment Company Act of 1940 I—A common trust fund as defined in section 584(a) J—A bank as defined in section 581 K—A broker L—A trust exempt from tax under section 664 or described in section 4947(a)(1) M—A tax exempt trust under a section 403(b) plan or section 457(g) plan Note: You may wish to consult with the financial institution requesting this form to determine whether the FATCA code and/or exempt payee code should be completed.

Fearon /S/ GREGORY J. Committees: 1, 2 GREGORY J. Committees: 2, 3 KERRY J.

Lih-Sheng Turng, and Paul J.

Lih-Sheng Turng, and Paul J.