PolyOne Corporation Page 1 PolyOne Investor Presentation Goldman Sachs Basic Materials Conference May 2015 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. S&P 500 PolyOne Corporation Page 9 2006 Q1 2015 2020 “Where we were” “Where we are” Platinum Vision 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 16.2% 20%+ Global Specialty Engineered Materials 1.1% 16.3% 20%+ Designed Structures & Solutions 1.4% (2012) 2.7% 12 – 14% Performance Products & Solutions 5.5% 6.5% 10 – 12% Distribution 2.6% 5.9% 6.5 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 69% 80%+ 3) ROIC 5.0% 11.4% 15% 4) Adjusted EPS Growth N/A 22 Consecutive Quarters of EPS Growth Double Digit Expansion Proof of Performance & 2020 Goals PolyOne Corporation Page 10 Platinum Vision: Pathway to Accelerated Growth Organic Sales Growth Margin Expansion Share Repurchases Acquisitions PolyOne Corporation Page 11 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years $20 $53 2006 2014 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 14% 27% 2006 2014 Specialty Platform Gross Margin % 20% 44% 2006 2014 Specialty Vitality Index Target ≥ 35% PolyOne Corporation Page 12 Megatrends Aligned with Key End Markets Decreasing Dependence on Fossil Fuels Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer PolyOne Corporation Page 13 Prototype Frame Opportunity Scale-up & Test Market Build Business Case Commercial Launch Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 6 9 7 3 5 12 5 3 2 8 4 2 4 3 1 Breakthrough Platform Derivative A Rich Pipeline of Opportunity Number of Projects 14 8 18 12 22 74 Addressable Market ($ millions) $700 $600 $600 $1,900 PolyOne Corporation Page 14 60% 98% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 Q1 2015 Pension Funding** As of 2015年3月31日 Debt Maturities & Pension Funding Net Debt / EBITDA* = 2.1x $49 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Debt Maturities As of 2015年3月31日 ($ millions) Coupon Rate: 7.500% 7.375% 5.250% ** includes US-qualified pension plans only *TTM 3/31/2015 PolyOne Corporation Page 15 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~75% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends $0.16 $0.20 $0.24 $0.32 $0.40 $0.10 $0.20 $0.30 $0.40 $0.50 2011 2012 2013 2014 2015 Annual Dividend  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Synergy opportunities  Adjacent material solutions  Repurchased over 500k shares in Q1 2015  Repurchased 11.8 million shares since early 2013  8.2 million shares are available for repurchase under the current authorization PolyOne Corporation Page 16 PolyOne Core Values Innovation Collaboration Excellence PolyOne Corporation Page 17 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne? 1) Special items are a non-GAAP financial measure.

Green (1) 44,239 56,373 100,612 W.R. Beggs — 37,719(1) 377,192(1) 754,384(1) — — — — — — 30,750(2) 246,000(2) 492,000(2) — — — — — 2/8/2021 — — — 9,067(3) 27,200(3) — 42.27 286,286 2/8/2021 — — — — — 6,800(4) — 287,436 M.A. Kunkle — 27,623(1) 276,231(1) 552,462(1) — — — — — — 24,500(2) 196,000(2) 392,000(2) — — — — — 2/8/2021 — — — 7,217(3) 21,650(3) — 42.27 227,871 2/8/2021 — — — — — 5,400(4) — 228,258 J.R.

Investor Day P O L Y O N E I N V E S T O R P R E S E N T A T I O N S E P T E M B E R 2 0 1 9 F O R W A R D L O O K I N G S T A T E M E N T S PolyOne Corporation 2 In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Leverage PolyOne’s global reach Phase 1 Phase 2 Phase 3 18-20% operating margins Invest in commercial resources I N V E S T - T O - G R O W P R O O F O F P E R F O R M A N C E PolyOne Corporation 25 Commercial Resources Operating Income ($ in millions) Operating Margins 243 340 At Acquisition Today $36 $96 At Acquisition Today 11% 20% At Acquisition Today Established Acquisitions (> 7 years) + 40% + 165% + 900 bps I N V E S T - T O - G R O W D R I V I N G T H E F U T U R E PolyOne Corporation 26 Commercial Resources Operating Income ($ in millions) Operating Margins 138 181 251 At Acquisition Today Goal $23 $25 $70 At Acquisition Today Goal 7% 8% 18-20% At Acquisition Today Goal Recent Acquisitions PolyOne Corporation 27 Average Company Size # of Possibilities Rationale 250 • Local to regional footprint • Niche technology focus • Concentrated customer base $50M–$200M 150 • Regional to global footprint • 1–3 specialty technologies • Diversified customer base >$200M 30 • Global footprint with local service • Diverse specialty technologies • Highly diversified customer & market portfolio S T R O N G P I P E L I N E D R I V E N B Y F R A G M E N T E D M A R K E T $0 $150 $300 $450 $600 $750 $900 2011 2012 2013 2014 2015 2016 2017 2018 $890M R E T U R N I N G C A S H T O S H A R E H O L D E R S O V E R $ 1 . 2 B I L L I O N S I N C E 2 0 1 1 PolyOne Corporation $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.54 $0.70 $0.78 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3-Year Dividend Plan Cumulative Share Repurchases (In millions) Increasing Annual Dividend 28 6.3% 14.1% 16-17% 2009 2018 Updated Expectations R O I C D R I V E S S H A R E H O L D E R R E T U R N PolyOne Corporation 29 PolyOne Corporation 30 W H Y I N V E S T I N P O L Y O N E ? Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016 2017 2018 Net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 Joint venture equity earnings, after tax (19.0) (14.7) (3.7) — — — — — — — Special items, before tax(1) (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 Special items, tax adjustments(1) (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation

TIER 1 SUPPLIER V E H I C L E H V A C S Y S T E M • Rapidly develop formulations for 7 types of thermoplastic • Help Tier 1 meet VW requirements for anti-static solutions • Able to quickly develop 7 SmartBatch (color + effect additive) solutions, for 7 types of thermoplastic • Avient formulated the TPE used in the air vents for this HVAC system SmartBatch™ Combination Colorants and Additives, Cesa™ Stat Additives, and OnFlex™ TPE KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION IMPROVE VIAQ Copyright © 2022, Avient Corporation LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers Tier 1 supplier

View PDF The SQS herewith attests that the organisation named below has a management system that meets the requirements of the normative base mentioned. 7 0 0 1 _1 /A p ri l 2 0 2 2 /V er si o n 2 .0 Certificate Avient Colorants Germany GmbH Kornkamp 50 22926 Ahrensburg Germany Scope Production of Color- and Additives Concentrates, Compounds and Foaming Agents Normative base ISO 50001:2018 Energy Management System Reg. no. 46090 Page 1 of 1 Validity 20. 01. 2024  – 19. 01. 2027 Issue 20. 01. 2024  A.Grisard, President SQS F.

Lima, Peru 1. Rancho Cucamonga, California 1. Phoenix, Arizona (1) 24.

BASE RESIN ABS Drying Temperature 80–90°C Drying Time 2–3 Hours Barrel Temperatures °C Rear Zone 180–210 Center Zone 190–220 Front Zone 200–230 Nozzle 210–240 Mold Temperature 50–80 Screw Speed Moderate Back Pressure 3–10 bar Cushion 5–15 mm Injection Speed Low to medium Injection Pressure Moderate to high Holding Pressure 10–30% of injection pressure Screw Type General purpose Screw L/D 20:1 Screw Compression Ratio 2.0:1–2.5:1 Non-return Check Valve Free flow check ring Nozzle Type Reverse taper Barrel Capacity 30–80% of barrel should be used STARTUP & SHUTDOWN RECOMMENDATIONS Purge Compound 2–3 melt flow PP or purging compound. Draft Angle • Maintain a minimum draft angle of 1° per side.

TAB TESTING OF VARIOUS INSTALLATION METHODS Hammerhead™ PETG Laminate Hammerhead™ PETG Laminate BOTTOM PANEL LEGLENGTH BREAK STRENGTH PETG Skins with Plywood Core 1 in/25 mm 1.5 in/38 mm 2 in/51 mm 2400 lbs/1089 kg 2820 lbs/1279 kg 2748 lbs/1246 kg Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density 2 in 51 mm 665 lbs 302 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density 2 in 51 mm 881 lbs 400 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density 2 in 51 mm 1084 lbs 492 kg Marine Plywood 2 in 51 mm 770 lbs 349 kg Glass/Epoxy with Plywood Core 2 in 51 mm 1055 lbs 479 kg Glass/Polyester with Balsa Core 2 in 51 mm 919 lbs 417 kg L-Bracket Installation Hammerhead™ PETG Laminate Hammerhead™ PETG Laminate BOTTOM PANEL LEGLENGTH BREAK STRENGTH PETG Skins with Plywood Core 2 in 51 mm 2375 lbs 1077 kg Marine Plywood 2 in 51 mm 770 lbs 349 kg Glass/Polyester with Balsa Core 2 in 51 mm 797 lbs 362 kg U-Channel Installation ITW Plexus MA420 adhesive was used in all tab testing installations except where noted. G LA SS /E P O XY T AB M AT ER IA L N O T AB BOTTOM PANEL LEGLENGTH BREAK STRENGTH Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density 2 in 51 mm 420 lbs 191 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density 2 in 51 mm 370 lbs 168 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density 2 in 51 mm 332 lbs 151 kg Marine Plywood 2 in 51 mm 984 lbs 446 kg Glass/Polyester with Balsa Core 2 in 51 mm 1298 lbs 589 kg Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 501 lbs 227 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 839 lbs 381 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 1156 lbs 524 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density - Crestomer 1152PA Adhesive NA 1530 lbs 694 kg Hammerhead with 8 lb/in3 (135 kg/m3) Core Density - Crestomer M1-30 Adhesive NA 1471 lbs 667 kg Mixed Conditions ADHESIVE DESCRIPTION ADHESIVE GRADE MANUFACTURER AVERAGE BOND STRENGTH STANDARD DEVIATION FAILURE MODE BEST ADHESION 2k Urethane 75421 LORD 2281 psi 15.73 MPa 184 psi 1.27 MPa Substrate Cohesive 2k Acrylic SA1-705 GRY1 ACRALOCK 2211 psi 15.24 MPa 78 psi 0.54 MPa Substrate 2k Acrylic Plexus MA420 ITW 2171 psi 14.97 MPa 262 psi 1.81 MPa Substrate 2k Acrylic SA10-05 Blk1 ACRALOCK 2102 psi 14.49 MPa 138 psi 0.95 MPa Substrate 2k Urethane 75451 LORD 2047 psi 14.11 MPa 68 psi 0.47 MPa Cohesive 2k Acrylic SA1-705 GRY 1:1 ACRALOCK 1966 psi 13.56 MPa 68 psi 0.47 MPa Substrate 2k Acrylic Scotch-Weld 8010 3M 1907 psi 13.15 MPa 61 psi 0.42 MPa Adhesive Cyanoacrylate Gorilla Glue Gorilla Glue 1885 psi 13.00 MPa 432 psi 2.98 MPa Cohesive 2k Acrylic Crestabond PP-04 Scott Bader 1873 psi 12.91 MPa 281 psi 1.94 MPa Substrate 2k Acrylic SA10-05 Blk 10:1 ACRALOCK 1779 psi 12.27 MPa 127 psi 0.88 MPa Cohesive 2k Urethane 75422 LORD 1716 psi 11.83 MPa 190 psi 1.31 MPa Cohesive Adhesive 2k Urethane 75452 LORD 1535 psi 10.58 MPa 98 psi 0.68 MPa Adhesive 2k Methacrylate PolyFuse Icon Containment 1610 psi 11.10 MPa 98 psi 0.68 MPa Adhesive INTERMEDIATE ADHESION 2k Acrylic FA10-05 Blk C010817 ACRALOCK 724 psi 4.99 MPa 58 psi 0.40 MPa Cohesive 2k Acrylic FA10-05 Blk1 ACRALOCK 722 psi 4.98 MPa 44 psi 0.30 MPa Cohesive 2k Epoxy Loctite Epoxy Instant Mix Loctite 508 psi 3.50 MPa 81 psi 0.56 MPa Adhesive 2k Epoxy Gorilla Epoxy Gorilla Glue 341 psi 2.35 MPa 198 psi 1.37 MPa Adhesive NOT RECOMMENDED 2k Epoxy Loctite Epoxy Marine Loctite 0 0 No bond ADHESIVE SELECTION Brand names of the adhesives are owned by the respective manufacturers. Reference to them does not indicate any affiliation with or endorsement by them. 1 surface sanded with 220 grit scuff prep 2 surface primed with 459T For more information on installation, adhesives, and fasteners for specific applications, please contact Avient.

This information is as of March 1, 2023. Nicolas (1) 111,000 140,027 251,027 K.J. Name Number of Deferred Shares(1) (#) R.E.

Fearon (1) 257,500 143,324 400,824 G.J. Sanders — 2,354 (1) 188,287 (1) 376,574 (1) — — — — — — — — — — — — — — — — — — — — — — — 4/29/2024 — — — — — 20,000 (5) — 866,000 C.L. Patterson was our First PEO from January 1 - December 1.