Maipu, Chile 53. SOx: 0.08 MT 3. PSTIR: 0.00 3.

SMOKED TRUFFLE SG702N 3% NO SM SMOKED TRUFFLE SG702N 3% NO UV SMOKED TRUFFLE SG702N 3% SILICA

UV Dark Tone 3 Tone Vertical 3 Q716-2-3 GREY

GRIS TRANS PANTONE T225-3-3 EN PS LILA TRANS PANTONE T185-3-3 EN PS TITAN SCHWARZ PPU 3

USE OF NON-GAAP MEASURES PolyOne Corporation 3 • This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. 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 23 Commercial Resources Operating Income ($ in millions) Operating Margins 243 335 At Acquisition Today $36 $90 At Acquisition Today 11% 20% At Acquisition Today Established Acquisitions (> 7 years) + 40% + 150% + 900 bps I N V E S T - T O - G R O W D R I V I N G T H E F U T U R E PolyOne Corporation 24 Commercial Resources Operating Income ($ in millions) Operating Margins 113 144 206 At Acquisition Today Goal $16 $18 $60 At Acquisition Today Goal 7% 8% 18-20% At Acquisition Today Goal Recent Acquisitions (< 2 years) PolyOne Corporation 25 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 2011 2012 2013 2014 2015 2016 2017 2018 $809M 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 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 $0.58 $0.70 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3-Year Dividend Plan Cumulative Share Repurchases (In millions) Increasing Annual Dividend 26 6.3% 14.0% 15.0% 16-17% 2009 2017 Platinum Vision 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 27 PolyOne Corporation 28 W H Y I N V E S T I N P O L Y O N E ? Service:�The Timeless differentiator Talent development IQ DESIGN LABS LSS CUSTOMER FIRST 3D Printing�Bringing New ideas to life Slide Number 34 Innovating with PolyOne COLOR, ADDITIVES & INKS Color, Additives & Inks Specialty Engineered Materials Specialty Engineered Materials Performance Products & Solutions Performance Products & Solutions DISTRIBUTION Target end markets & �application examples Slide Number 44 Slide Number 45 Slide Number 46 Slide Number 47 Slide Number 48 Slide Number 49 Slide Number 50 Slide Number 51 Slide Number 52 Slide Number 53 Slide Number 54 Slide Number 55 Investor Presentation - June 2018 Investor Presentation - March 2018 Adjusted EBITDA

Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Healthcare 8–10% Composites 10% Asia / LATAM 5% Other (GDP growth) 2–3% Avient 6.5% Avient Corporation 14 Avient Corporation 15 Clariant: Better Together Norbert Merklein • Geographic footprint – Complementary not overlapping. Avient Corporation 104 Unprecedented Market Opportunity $3 Billion Market • 5G Infrastructure • Vehicle Electrification • IoT, Wearables • Home Health & Consumer Medical Devices Engineered Materials: Revolutionary Adaptation Source: Lux Research Inc., How can Avient “capture & create” value in this segment? Capex / Revenue 2021E (%) Avient is Asset Light Avient Specialty Formulators Other Chemical/Specialty Companies 2 3 1 2 3 3 3 4 3 3 4 5 5 6 7 9 A vi e nt A vi e nt ( E xc l.

February 3, 2016 CLEVELAND, Feb. 3, 2016 /PRNewswire/ -- Expanding on its global footprint and expertise in thermoplastic elastomer (TPE) innovation and design, February 3, 2016

CLEVELAND – September 3, 2015 – PolyOne Corporation (NYSE: POL) proudly announces that it has been recognized as one of the best 99 workplaces in September 3, 2015 August 3, 2015

Figure 3 illustrates how identifying the postures and forces will dictate the grip architecture needed to perform a task. The loss of a soft-touch feel in thinner overmolds will be especially pronounced in low-durometer materials such as the 3, 13 and 33 Shore A materials shown in Figure 10. Mode 3 Eigenfrequencies in the up-and- down motion.

Avient Q1 2023 Earnings – May 3, 2023 Morgan Conference - 3/1/2022 PolyOne IR Presentation - Sidoti - 3/18/14 - w Non GAAP