Unified social credit code: 91320412MA1NMF5W4P is in conformity with Environmental Management System Standard: GB/T 24001-2016 / ISO 14001:2015 The certificate is valid to the following product(s)/service: Coating Processing of Textile (Yarn) and Glass Products (Yarn) and Related Management Activities Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Business Number: 898451794 Mailing Address: Delivery Mode: GeneralDelivery Address Line 1: 17 Tideman Drive City, Province/Territory, Postal Code: Orangeville Ontario L9W3K3 Country: Canada Facility Name: Orangeville Plasticizer NAICS Code: 326198 NPRI ID: 2277 Physical Address: Address Line 1: 15 Tideman Drive City, Province/Territory, Postal Code: Orangeville Ontario L9W3K3 Country: Canada Latitude: 43.9133 Longitude: ­80.1158 Contact Type Technical Contact, Company Coordinator, Public Contact, Person who coordinated the preparation of the Toxics Reduction Plan Name: Brian Greer Position: EHS Manager Telephone: 5192150535 Email: brian.greer@polyone.com Contact Type Certifying Official Name: Darryl Chartrand Position: Senior Air Quality Technologist Telephone: 4164999000 about:/V003/Html http://www.canada.gc.ca/home.html http://www.servicecanada.gc.ca/eng/home.shtml http://www.canada.gc.ca/aboutgov-ausujetgouv/depts/menu-eng.html https://ec.ss.ec.gc.ca/auth/en/Services about:blank# about:blank# about:blank# about:/V003/Logout_Deconnexion http://ec.gc.ca/default.asp? lang=En&n=FD9B0E51-1 https://ec.ss.ec.gc.ca/auth/en/Services about:/ about:/ about:/ General Information Substance List CAS RN Substance Name Releases Releases (Speciated VOCs) Disposals Recycling Unit 103­23­1 Bis(2­ethylhexyl) adipate 0.0000 N/A N/A N/A tonnes 117­81­7 Bis(2­ethylhexyl) phthalate 0.0001 N/A N/A N/A tonnes 85­44­9 Phthalic anhydride N/A N/A N/A N/A tonnes Extension 73642 Fax: 4164994687 Email: darryl.chartrand@ch2m.com Contact Type Highest Ranking Employee Name: Robert Greenop Position: Plant Manager Telephone: 5199385865 Email: robert.greenop@polyone.com Mailing Address: Address Line 1:  City, Province/Territory, Postal Code: None  Country: None Contact Type Person who prepared the report Name: Najat Kamal Position: EHSQ specialist Telephone: 5148089920 Email: najat.kamal@polyone.com Mailing Address: Delivery Mode: GeneralDelivery Address Line 1:  City, Province/Territory, Postal Code: None  Country: None Number of employees: 16 Activities for Which the 20,000­Hour Employee Threshold Does Not Apply: None of the above Activities Relevant to Reporting Dioxins, Furans and Hexacholorobenzene: None of the above Activities Relevant to Reporting of Polycyclic Aromatic Hydrocarbons (PAHs): Wood preservation using creosote: No Is this the first time the facility is reporting to the NPRI (under current or past ownership): No Is the facility controlled by another Canadian company or companies: No Did the facility report under other environmental regulations or permits: No Is the facility required to report one or more NPRI Part 4 substances (Criteria Air Contaminants): No Operating Schedule ­ Days of the Week: Mon, Tue, Wed, Thu, Fri Usual Number of Operating Hours per day: 24 Usual Daily Start Time (24h) (hh:mm): 07:00 CAS RN Substance Name Releases Releases (Speciated VOCs) Disposals Recycling Unit Applicable Programs CAS RN Substance Name NPRI ON MOE TRA ON MOE Reg 127/01 First report for  this substance to  the ON MOE TRA 103­23­1 Bis(2­ethylhexyl) adipate Yes Yes Yes 117­81­7 Bis(2­ethylhexyl) phthalate Yes Yes No 85­44­9 Phthalic anhydride Yes Yes No General Information about the Substance ­ Releases and Transfers of the Substance CAS RN Substance Name Was the substance released on­site The substance will be reported as the sum of releases to all media (total of 1 tonne or less) 1 tonne or more of a Part 5 Substance (Speciated VOC) was released to air 103­23­1 Bis(2­ ethylhexyl) adipate Yes Yes No 117­81­7 Bis(2­ ethylhexyl) phthalate Yes Yes No 85­44­9 Phthalic anhydride No No No General Information about the Substance ­ Disposals and Off­site Transfers for Recycling CAS RN Substance Name Was the substance disposed of (on­site or off­ site), or transferred for treatment prior to final disposal Is the facility required to report on disposals of tailings and waste rock for the selected reporting period Was the substance transferred off­site for recycling 103­23­1 Bis(2­ ethylhexyl) adipate No No No 117­81­7 Bis(2­ ethylhexyl) phthalate No No No 85­44­9 Phthalic anhydride No No No General Information about the Substance ­ Nature of Activities CAS RN Substance Name Manufacture the Substance Process the Substance Otherwise Use of the Substance 103­23­1 Bis(2­ethylhexyl) adipate For sale/distribution As a formulation component As a by­product 117­81­7 Bis(2­ethylhexyl) phthalate For sale/distribution As a formulation component As a by­product 85­44­9 Phthalic anhydride As a by­product As a reactant As a by­product TRA Quantifications CAS RN Substance Name Use, Creation, Contained in Product Quantity Use ranges for public reporting 103­23­1 Bis(2­ethylhexyl) adipate Use 0.000 tonnes Yes 103­23­1 Bis(2­ethylhexyl) adipate Creation 27.159 tonnes Yes 103­23­1 Bis(2­ethylhexyl) adipate Contained in Product 27.159 tonnes Yes 117­81­7 Bis(2­ethylhexyl) phthalate Use 0.000 tonnes Yes 117­81­7 Bis(2­ethylhexyl) phthalate Creation 0.104 tonnes Yes 117­81­7 Bis(2­ethylhexyl) phthalate Contained in Product 0.104 tonnes Yes 85­44­9 Phthalic anhydride Use 4228.7 tonnes Yes 85­44­9 Phthalic anhydride Creation 0.000 tonnes Yes 85­44­9 Phthalic anhydride Contained in Product 4228.7 tonnes Yes TRA Quantifications ­ Others CAS RN Substance Name Change in Method of Quantification Reasons for Change Description of how the change impact tracking and quantification of the substance Description of how an incident(s) affected quantifications Significant Process Change 103­23­1 Bis(2­ ethylhexyl) adipate No 117­81­7 Bis(2­ ethylhexyl) phthalate No 85­44­9 Phthalic anhydride No CAS RN Substance Name Change in Method of Quantification Reasons for Change Description of how the change impact tracking and quantification of the substance Description of how an incident(s) affected quantifications Significant Process Change Total Quantity Released (All Media) CAS RN Substance Name Category Basis of Estimate Detail Code Quantity 103­23­1 Bis(2­ethylhexyl) adipate Total Quantity Released O ­ Engineering Estimates 0.0000 tonnes 117­81­7 Bis(2­ethylhexyl) phthalate Total Quantity Released O ­ Engineering Estimates 0.0001 tonnes On­site Releases ­ Quarterly Breakdown of Annual Releases CAS RN Substance Name Quarter 1 Quarter 2 Quarter 3 Quarter 4 117­81­7 Bis(2­ethylhexyl) phthalate 25 25 25 25 On­site Releases ­ Reasons for Changes in Quantities Released from Previous Year CAS RN Substance Name Reasons for Changes in Quantities from Previous Year Comments 103­23­1 Bis(2­ethylhexyl) adipate No significant change (i.e.  Highest Ranking Employee Robert Greenop Report Submitted by Najat Kamal Website address   I, the highest ranking employee, agree with the certification statement(s) above and acknowledge that by checking the box I am electronically signing the statement(s). 

199701025292 (440790X ) Address : Lot 1232, MK 15, Kawasan Industri Kecil & Sederhana, Simpang Ampat, 14120 S.P.S. Telephone No.: 604-588 0668 (CSD) & 603-5101 2820 (Finance) Fax No. : 604-588 0590 (CSD) & 603-5101 2882 (Finance) E-mail address* : ar_my@clariant.com;leelee.tang@avient.com; jennifer.tung@avient.com; Contact Person*: CSD - Ms Tang Lee Lee & Ms Jennifer Tung BANK : Bank Name : Citibank Berhad Bank Address : Menara Citibank, 165 Jalan Ampang, 50450 Kuala Lumpur Bank Account Number : MYR - 0114599018 USD - 0114599069 Swift Code : CITIMYKL *Please e-mail us your payment remittance so that we can update our records.

For the same reasons, Avient is unable to address the probable significance of the unavailable information. Moving up the value chain, and expanding addressable market size by providing materials solutions in select and prioritized areas MARKETS TECHNOLOGY CUSTOMER SCALE Copyright © . $8B ADDRESSABLE MARKET A V I E N T T E C H N O L O G I E S , S O L U T I O N S Cross arms Turbine blade stiffeners Utility poles Insulator rods Copyright © .

For the same reasons, the Company is unable to address the probable significance of the unavailable information. For the same reasons, the Company is unable to address the probable significance of the unavailable information.

No:8 Esenyurt/İstanbul 4 Committed and Paid Company Capital TRY 100,799,000.00 5 Full names of the Board members of the Company (in the event that a legal entity is a board member, that legal entity's MERSIS number, trade name, registered address and its individual representative's full name) • Holger Hans Kronimus • Christoph Palm • Zaneta Gabriela Potoczny 6 Independent auditor's title, registered address, and branch offices (if any). Title: Elit Bağımsız Denetim ve Yeminli Mali Müşavirlik Anonim Şirketi Address: Halaskargazi Cad.

o The subject of the email will be: Avient Corporation Registration Instructions - Action Required and will come from the email address: do_not_reply@supplier.coupahost.com ➢ Once you click on the Join Coupa button, you will be directed to the CSP to register your account Simply click on the “Forward this invitation” button and enter the correct person’s email address in the field

Visiting address Stationsplein 8 K, 6221BT Maastricht Telephone number +31437999376 Fax number +31437999333 Internet address www.clariant.com Date of incorporation 11-04-2006 Activities SBI-code: 46751 - Wholesale of basic and industrial chemicals For further information on activities, see Dutch extract. Employees 4 Sole shareholder Name Clariant Plastics & Coatings AG Visiting address Rothaustrasse 61, CH-4132 Muttenz 1, Switzerland Registered in Handelsregister Basel-Landschaft, Switzerland This extract has been certified with a digital signature and is an official proof of registration in the Business Register.

Unified social credit code: 91320412MA1NMF5W4P is in conformity with Quality Management System Standard: GB/T19001-2016 / ISO9001:2015 The certificate is valid to the following product(s)/service: Textile (Yarn), Glass Products (Yarn) Coating Processing Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Use of Non-GAAP Measures 4POLYONE CORPORATION FORMULATION EXPERTISE SERVICE INNOVATION Expertise in Polymer Materials, Services and Solutions OEMs Brand Owners Processers Assemblers IQ Design Labs InVisiOSM Color Services LSS Customer First Specialty products & services driving customer value What We Do 5POLYONE CORPORATION PolyOne At a Glance 2017 Revenue – $3.2 billion Performance Products & Solutions 21% PolyOne Distribution 34% Specialty Engineered Materials 19% Color Additives & Inks 26% United States 59% Europe 14% Latin America 9% Canada 8% Asia 10% $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 2009 2010 2011 2012 2013 2014 2015 2016* 2017 Transportation 18% Consumer 12% Healthcare 11% Packaging 11% Industrial16% Building & Construction 12% Wire & Cable 9% Electrical & Electronics 6% Appliance 5% *Recast for DSS in discontinued operations 6POLYONE CORPORATION 2% 43% 76% 0% 20% 40% 60% 80% 100% 2005 2010 2017 % o f O pe ra tin g In co m e* *Operating Income excludes corporate charges and special items Specialty OI $5M $87M $280M JV’s Performance Products & Solutions Specialty MixDistribution Mix Shift Highlights Specialty Transformation Distribution and Contract Manufacturing Businesses 7POLYONE CORPORATION Consistently Deliver Double Digit Annual EPS Growth *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Proof of Performance 2020 Platinum Vision 20%+ 20%+ 12 - 14% 6.5 – 7.5% 15% 2006 2017 2020 “Where we were” “Where we are” Platinum Vision ROIC* 5.0% 14.0% Operating Income % of Sales Color, Additives & Inks 1.7% 15.5% Specialty Engineered Materials 1.1% 12.5% Performance Products & Solutions 5.5% 10.7% Distribution 2.6% 6.3% 8POLYONE CORPORATION $50 $116 $0 $40 $80 $120 $160 $200 2012 2014 2016 2018 10.8% 11.3% 10.0% 11.0% 12.0% 13.0% 14.0% 15.0% 2012 2014 2016 2017 2020 Platinum Vision *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Free Cash Flow and Improving Returns Free Cash Flow (in millions) ROIC* $200 - $220 14.0% $143 12.9% 15.0% 9POLYONE CORPORATION $767M Returning Cash to Shareholders $0 $150 $300 $450 $600 $750 2011 2012 2013 2014 2015 2016 2017  Since 2011, we have returned over $950 million to shareholders $767M Cumulative Share Repurchases (in millions) $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.58 $0.70 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3-Year Dividend Plan Increasing Annual Dividend 10POLYONE CORPORATION  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~60 - 70% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Growth synergies  Adjacent material solutions  Repurchased 2.0 million shares in 2017  Repurchased 20.8 million shares since early 2013  6.5 million shares are available for repurchase under the current authorization  Increased annual dividend by 30% to $0.70 per share, representing the eighth consecutive year of dividend growth  Expect to increase annual dividend 60% or more cumulatively over next three years Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return 11POLYONE CORPORATION *Specialty Platform revenue from products introduced in last five years Vitality Index Progression* 12% 38% 2006 2017 Target ≥ 35% Innovation Drives Earnings Growth $20 $52 2006 2017 Research & Development Spend ($ millions) Total Specialty Addressable Market of over $2.6 Billion (10 Projects) (10 Projects) ($500 million) (19 Projects) ($1.4 billion) Innovation Pipeline Potential Frame Opportunity Prototype Scale-up and Test Market Commercial Launch $500 Million $1.4 Billion $700 Million Phase 5Phase 4Phase 3Phase 2Phase 1 Build Business Case 12POLYONE CORPORATION 2017 2021 Key Innovation Growth Platforms Composites Barrier Additive Technology Fiber Colorants Flame Retardant Polymers  Increasing regulatory drive for halogen replacements  $400m addressable market  Drive to prevent oxygen, light and UV rays from affecting contents in PET packaging, extending shelf life  $200m addressable market  60% of world fiber consumption is synthetic, need to simplify manufacturing and eliminate waste  $300m addressable market  Polymer formulation and process engineering create a pipeline for next generation materials  Drive to replace aluminum and steel with plastics without compromising on strength Total Sales ($millions) 2017 2021 2017 2021 2017 2021 13POLYONE CORPORATION  Providing LSS services to small/medium sized customers – have trained over 30 customers in LSS methodology  Providing Industrial design and color services to small/medium sized customers  On time delivery above 95% Strengthening Relationships: Customer First Through World-Class Service 14POLYONE CORPORATION  Addressable market exceeds $40 billion  Strong performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with strengths  Innovation and services provide differentiation, incremental pricing power and competitive advantage  Strategic reinvestment for growth while returning cash to shareholders  Strong and proven management team driving growth and performance Why Invest In PolyOne? The New PolyOne: A Specialty Growth Company Segment Highlights 16POLYONE CORPORATION 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 16.7% 16.0% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 2017 Revenue: $0.9 Billion Key End Markets (% of revenue) United States 46% Europe 31% Asia 15% Latin America 4% South America 2% Canada 2% Platinum Vision Packaging (27%) Industrial (14%) Wire & Cable (10%) Textiles (12%) Transportation (8%) 15.5% Operating Income % of Sales Color, Additives & Inks At a Glance 17POLYONE CORPORATION 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12.1% 14.7% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 Platinum Vision United States 48% Europe 28% Asia 22% Canada 2% Consumer (20%) Transportation (19%) Electrical & Electronics (15%) Wire & Cable (13%) Healthcare (11%) 12.5% 20%+ Key End Markets (% of revenue) 2017 Revenue: $0.6 Billion Operating Income % of Sales 14.3% Specialty Engineered Materials At a Glance 18POLYONE CORPORATION 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.7% 8.3% 12-14% 10.7% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 11.1% United States 77% Canada 16% Latin America 5% Asia 2% Platinum Vision Building & Construction (30%) Transportation (16%) Wire & Cable (15%) Industrial (18%) Key End Markets (% of revenue) 2017 Revenue: $0.7 Billion Operating Income % of Sales Performance Products & Solutions At a Glance 19POLYONE CORPORATION Transportation 23% Healthcare 22% Industrial 18% Consumer 15% Appliance 7% E & E 6% B & C 4% Packaging 3% W & C 2% 4% 38% 2006 2017 ROIC* 2.6% 3.0% 3.5% 4.6% 5.6% 6.4% 5.9% 6.1% 6.6% 6.5 - 7.5%6.3% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 *After-Tax ROIC 6.4% 2017 Revenue: $1.2 Billion Key Suppliers Operating Income % of Sales 4.0% Platinum Vision Distribution At a Glance http://www.polyone.com/Pages/VariationRoot.aspx http://www.polyone.com/Pages/VariationRoot.aspx Target End Markets & Application Examples 21POLYONE CORPORATION Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies Target End Markets… Healthcare Catheter Technologies 22POLYONE CORPORATION Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Exterior / Interior Trim Braces & Brackets Fasteners Seals & Flaps 23POLYONE CORPORATION Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components 24POLYONE CORPORATION Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxidant Technologies Density Modified Technologies Target End Markets… Packaging 25POLYONE CORPORATION  Impart weight, sound and metallic finish to caps and closures for cosmetics and spirits applications  Elevate quality and prestige perceptions among high-end consumers  Eliminate time and cost associated with secondary operations and assembly Luxury Packaging GravitechTM Density Modified Polymers 26POLYONE CORPORATION Optimize Color Usage OnColorTM Super Concentrates  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increasing design capabilities by reducing weight and layer thickness 27POLYONE CORPORATION Combat Bacteria Formation WithStandTM Antimicrobial Technology  Inhibit microbial growth on polymer surfaces  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products 28POLYONE CORPORATION Medical Device Housings Chemically Resistant Engineered Polymers  Durable, long-lasting products stand up to the most aggressive disinfectants  Minimize environmental stress cracking and discoloration  One of the broadest medically approved polymer and colorant portfolios 29POLYONE CORPORATION Color & Design Services  Greater control of color development and supply chain  Work across entire design process from concept to commercialization  Inspire creativity in the use of polymer materials, colors, and effects  Innovative brand differentiation  Faster development timelines 30POLYONE CORPORATION Outdoor Applications  Leading provider of high performance specialty materials for the recreational and sports & leisure industry  Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance 31POLYONE CORPORATION  ColorMatrix Fiber Colorant Solutions  Proprietary advanced liquid color formulations and equipment enable greater efficiency and productivity  Eliminates aqueous dyeing and its associated wastewater treatment  Solid Color Concentrates  Extrusion-spun fibers colored via solid masterbatch Fiber Colorants 32POLYONE CORPORATION Smart Home Devices ResilienceTM Vinyl Solutions  High flame retardancy to meet strict UL standards  Greater processing and design flexibility  Specialized additives provide long term color stability  Diffusive lens materials improve light dispersion 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne common shareholders, adjusted earnings per share (EPS) attributable to PolyOne common shareholders and adjusted earnings before interest, taxes, depreciation and amortization (EBITDA) to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance.