For 10 years he worked for DuPont Dow Elastomers, a global joint venture, where he held market development and product management positions, culminating in a regional commercial leadership role for Europe, the Middle East and Africa, while based in Geneva, Switzerland and Bad Homburg, Germany.

Pederson began his career at Boeing where he served in various composite product development and engineering roles for high-profile military aircraft programs over a 10-year period.

Prior to joining Avient, he worked at Deloitte for 10 years, where he focused on leading audit teams and advising clients on SEC and technical accounting matters.

Figure 10 shows the apparent hardness of thermoplastic elastomers (TPEs) with different durometers, measured at different thicknesses. Figure 10: Thickness and the corresponding apparent hardness Ergonomic Grip Design Guide 10 DURATION OF USE is an aspect of grip that, while sometimes overlooked, plays a major role in design decisions. Start with a small gate. 10.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Purchase price multiple rapidly declining on strength of business and synergy capture (1) (1) (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 13 SEM • Composites and Outdoor High Performance applications drove positive mix within SEM • Clariant Masterbatch synergy realization under way and expected to drive further margin expansion in 2021 • Portfolio transformation to high growth end markets with focus on sustainable solutions megatrend 10.1% 11.8% EBITDA MARGIN EXPANSION Distribution 6.3% 6.0% 15.2% 17.6% 11.1% 12.1% 14.5% 19.8% 13.5% 16.1% 6.4% 6.3% 15.2% 16.2% Full YearQ4 (2) (2) Total company reflects adjusted EBITDA margins SPOTLIGHT: COMPOSITES 14 • SEM delivers a record year in 2020 – 13% operating income growth and over 200 bps in margin expansion year-over-year • Prior investments in composites platform and outdoor high performance applications paying off, resulting in substantial growth over the last two years SEM Operating Income (OI % of Sales) $(0.1) $(1.0) $2.2 $19.1 $26.8 2016 2017 2018 2019 2020 Composites Performance (Operating Income) $83.7 $94.4 2019 2020 (11.2%) (13.3%) 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 11 12 13 14 15 16 17 18 19 20 $19 $160 $338 2011 2019 2020 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 11 12 13 14 15 16 17 18 19 20 21E FREE CASH FLOW AND CAPITAL ALLOCATION 15 Free Cash Flow Dividends Share Repurchases Deleveraging 3.5x 2.7x Growing Dividend Cumulative Buybacks Net Leverage $B n $ p e r sh ar e Cash Generation ~$1Bn REPURCHASED OVER LAST 10 YEARS ~$350MM PAID OVER LAST 10 YEARS ~$338MM 2.7x NET LEVERAGE (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition GREAT PLACE TO WORK! 16 2021 O U TLO O K Synergies ($ millions) Initial Three-Year Estimate Revised Three-Year Estimate 2021 Expected Realization Administrative $ 18 $ 20 $ 15 Sourcing 24 30 15 Operational 18 25 5 Total Synergies $ 60 $ 75 $ 35 CLARIANT INTEGRATION & COST SYNERGIES UPDATE 18 • Integration going extremely well: synergy target increased from $60 million to $75 million • $5 million of synergies in 2020 and expect to realize $35 million in 2021 • Relentless focus on guiding principles of safety first, employee collaboration and exceeding customer expectations • Future revenue synergies are not part of these estimates and represent additional growth over the long term $86 $103 $0.53 $0.70 ORGANIC GROWTH PROJECTIONS – Q1 19 Sales Adjusted Operating Income $991 $1,090 + 10% Adjusted EPS + 20% + 32% (in millions) (in millions) (1) (1) (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition $308 $360 $1.93 $2.40 ORGANIC GROWTH PROJECTIONS – FULL YEAR 20 Sales Adjusted Operating Income $3,783 $4,100 + 8% Adjusted EPS + 17% + 24% (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition (in millions) (in millions) 2020 Pro forma $3,783 $308 Sustainable Solutions 60 11% 24 Healthcare 60 11% 18 Composites 20 10% 10 Growth in Emerging Regions 50 7% 11 Other (GDP growth) 82 5% 11 Sub-total $4,055 7% $382 COVID Response Applications (25) - (11) Outdoor High Performance Applications (15) - (7) Asia Payroll Tax Subsidy (COVID) - - (4) FX Impact 85 - 7 Synergies - - 30 Incentives, Travel, Other Employee Costs - - (37) 2021 Estimated $4,100 8% $360 2021 ORGANIC SALES AND OPERATING INCOME 21 (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition (2) COVID Response Applications: facemasks, personal protective equipment Sales Growth Rate Operating Income$ millions (2) CASH FLOW AND LEVERAGE 22 • Asset light business generates significant free cash flow • Cash generation in 2021 partially offset by restructuring activities to capture synergies associated with the Clariant Masterbatch acquisition • Cash flow deployed to M&A, opportunistic share repurchases and balance sheet / leverage reduction 3.5x 2.7x 2.1x 2019PF 2020PF 2021E Net Debt / Adjusted EBITDA (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition ($ millions) 2020 2021E Adjusted EBITDA 382 510 Working Capital: Source / (Use) 116 (30) Cash Taxes (40) (53) Interest Paid (67) (76) CapEx (62) (75) CapEx for Synergy Capture (2) (20) Restructuring for Synergy Capture (11) (25) Other 22 19 Free Cash Flow 338 250 23 • 8% increase in sales drives 24% increase in adjusted EPS to $2.40 ($2.70 excluding step-up depreciation and amortization) as a result of continued growth in sustainable solutions and synergy capture • Clariant synergy capture ahead of schedule: $35M of savings planned from Clariant Masterbatch acquisition • Adjusted EBITDA of $510M – highest level in company history • Deleveraging ahead of schedule – 2.1x net debt to adjusted EBITDA by the end of 2021 2021 PROJECTIONS PEER COMPARISONS 24 As a specialty formulator, we don’t require significant capital investment, as compared to the base resin raw material suppliers we purchase from.

SBD CORDLESS POWER TOOL B A T T E R Y P A C K • PA66-based solution • Meet flame retardant UL94 V-0 standard • Pass 10-meter drop test • Achieved flame retardance of UL94 V-0 rating @1.5 and 3.0 mm, GWFI 750 °C • Offered material and high impact with good laser marking performance strength • Accomplished excellent surface appearance with less visible fibers • Provided shorter lead time and stronger technical support than the competition Bergamid™ FR Non-Halogen Flame Retardant Formulation KEY REQUIREMENTS WHY AVIENT?

MAJOR TELECOM COMPANY L D S A N T E N N A A R R A Y • Required material suitable for Laser Direct Structuring (LDS) for a 3D antenna design that allowed Surface Mount Technology (SMT) for mass production in a short manufacturing time • 265°C /10 seconds • Provided high-heat material to enable miniaturization and multi-function integration for an innovative 3D design • Formulated LDS solution with low dielectric constant (Dk 3.98) and dissipation factor (Df 0.006) values Edgetek™ ET9600-8015 Formulation KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION DESIGN FREEDOM + SMT LEARN MORE Copyright © 2021, Avient Corporation.

PERSONAL CARE PRODUCTS MANUFACTURER B O T T L E S A N D C L O S U R E S • Achieve a lower cost on low volume orders • Accommodate a large number of custom designs with rapid color development and matching • Gain quick turnaround for colorant orders • Offered flat pricing with a minimum order quantity (MOQ) of 10 pounds • Eliminated low-volume surcharges, driving leaner inventory management • Implemented shorter development lead times to enable faster market access • Provided 3-day order lead times ColorMatrix™ Small Order Service KEY REQUIREMENTS WHY AVIENT?

BULLOCK, SECRETARY OF STATE OF THE STATE OF DELAWARE, DO HEREBY CERTIFY THE ATTACHED IS A TRUE AND CORRECT COPY OF THE CERTIFICATE OF AMENDMENT OF “CLARIANT PLASTICS & COATINGS USA LLC”, CHANGING ITS NAME FROM "CLARIANT PLASTICS & COATINGS USA LLC" TO "AVIENT COLORANTS USA LLC", FILED IN THIS OFFICE ON THE ELEVENTH DAY OF JANUARY, A.D. 2021, AT 10:39 O`CLOCK A.M.

McMinnville, Oregon 10. Shenzhen, China 10. Vonore, Tennessee Facilities) 10.