Geschäftsführer: Katsers, Guy, Brülle/Belgien, *26.06.1950 Geschäftsführer: Mohn, Christopher, Lasne/Belgien, *11.06.1955 a) Gesellschaft mit beschränkter Haftung Gesellschaftsvertrag vom 24.02.1994, mehrfach geändert zuletzt geändert am 20.11.2001 b) Zwischen der Gesellschaft als beherrschtem Unternehmen und der Firma "Hanna Deutschland GmbH" in Gaggenau ist am 13. Dezember 1994 mit Zustimmung der Gesellschafterversammlung vom 13.

CENTRALNA INFORMACJA KRAJOWEGO REJESTRU SĄDOWEGO KRAJOWY REJESTR SĄDOWY Stan na dzień 23.12.2021 godz. 13:27:52 Numer KRS: 0000748363 Informacja odpowiadająca odpisowi aktualnemu Z REJESTRU PRZEDSIĘBIORCÓW Data rejestracji w Krajowym Rejestrze Sądowym 11.09.2018 Ostatni wpis Numer wpisu 11 Data dokonania wpisu 23.12.2021 Sygnatura akt LD.XX NS-REJ.KRS/33915/21/474 Oznaczenie sądu SĄD REJONOWY DLA ŁODZI ŚRÓDMIEŚCIA W ŁODZI, XX WYDZIAŁ GOSPODARCZY KRAJOWEGO REJESTRU SĄDOWEGO Dział 1 Rubryka 1 ­ Dane podmiotu 1.Oznaczenie formy prawnej ODDZIAŁ ZAGRANICZNEGO PRZEDSIĘBIORCY 2.Numer REGON/NIP REGON: 381279490, NIP: --- 3.Nazwa AVIENT S.A R.L. Podrubryka 1 Dane osób wchodzących w skład organu 1 1.Nazwisko / Nazwa lub firma KRONIMUS 2.Imiona HOLGER HANS 3.Funkcja w organie reprezentującym ZARZĄDZAJĄCY 2 1.Nazwisko / Nazwa lub firma PALM 2.Imiona CHRISTOPH 3.Funkcja w organie reprezentującym ZARZĄDZAJACY 3 1.Nazwisko / Nazwa lub firma POTOCZNY 2.Imiona ŻANETA GABRIELA 3.Funkcja w organie reprezentującym ZARZĄDZAJACY 4 1.Nazwisko / Nazwa lub firma MERKLEIN 2.Imiona NORBERT 3.Funkcja w organie reprezentującym ZARZĄDZAJĄCY Rubryka 2 ­ Organ nadzoru Brak wpisów Rubryka 3 ­ Prokurenci Brak wpisów Rubryka 4 ­ Osoby reprezentujące zagranicznego przedsiębiorcę w oddziale 1 1.Nazwisko DROJMA 2.Imiona KAMIL RAFAŁ Strona 2 z 5 3.Numer PESEL 85072613192 4.Funkcja w oddziale ­­­­­­ Dział 3 Rubryka 1 ­ Przedmiot działalności 1.Przedmiot przeważającej działalności przedsiębiorcy 1 20, 12, Z, PRODUKCJA BARWNIKÓW I PIGMENTÓW 2.Przedmiot pozostałej działalności przedsiębiorcy 1 20, 16, Z, PRODUKCJA TWORZYW SZTUCZNYCH W FORMACH PODSTAWOWYCH 2 22, 2, , PRODUKCJA WYROBÓW Z TWORZYW SZTUCZNYCH 3 22, 22, Z, PRODUKCJA OPAKOWAŃ Z TWORZYW SZTUCZNYCH 4 22, 23, Z, PRODUKCJA WYROBÓW DLA BUDOWNICTWA Z TWORZYW SZTUCZNYCH 5 22, 29, Z, PRODUKCJA POZOSTAŁYCH WYROBÓW Z TWORZYW SZTUCZNYCH 6 22, 21, Z, PRODUKCJA PŁYT, ARKUSZY, RUR I KSZTAŁTOWNIKÓW Z TWORZYW SZTUCZNYCH 7 70, 22, , POZOSTAŁE DORADZTWO W ZAKRESIE PROWADZENIA DZIAŁALNOŚCI GOSPODARCZEJ I ZARZĄDZANIA 8 68, 10, Z, KUPNO I SPRZEDAŻ NIERUCHOMOŚCI NA WŁASNY RACHUNEK 9 68, 20, Z, WYNAJEM I ZARZĄDZANIE NIERUCHOMOŚCIAMI WŁASNYMI LUB DZIERŻAWIONYMI Rubryka 2 ­ Wzmianki o złożonych dokumentach Rodzaj dokumentu Nr kolejny w polu Data złożenia Za okres od do 1.Wzmianka o złożeniu rocznego sprawozdania finansowego 1 20.02.2020 OD 11.09.2018 DO 31.12.2018 2 21.07.2021 OD 01.01.2019 DO 31.12.2019 3 10.09.2021 OD 01.01.2020 DO 31.12.2020 2.Wzmianka o złożeniu opinii biegłego rewidenta / sprawozdania z badania rocznego sprawozdania finansowego 1 ***** OD 01.01.2019 DO 31.12.2019 2 ***** OD 01.01.2020 DO 31.12.2020 3.Wzmianka o złożeniu uchwały lub postanowienia o zatwierdzeniu rocznego sprawozdania finansowego 1 ***** OD 01.01.2019 DO 31.12.2019 2 ***** OD 11.09.2018 DO 31.12.2018 Rubryka 3 Brak wpisów Rubryka 4 ­ Przedmiot działalności statutowej organizacji pożytku publicznego Brak wpisów Rubryka 5 ­ Informacja o dniu kończącym rok obrotowy 1.Dzień kończący pierwszy rok obrotowy, za który należy złożyć sprawozdanie finansowe 31.12.2018 Strona 3 z 5 Dział 4 Rubryka 1 ­ Zaległości Brak wpisów Rubryka 2 ­ Wierzytelności Brak wpisów Rubryka 3 ­ Informacje o oddaleniu wniosku o ogłoszenie upadłości na podstawie art. 13 ustawy z 28 lutego 2003 r.

% Pigment Specific Gravity Color Index Lightfastness WHITE 10PEP03 Titanium Dioxide, Rutile 60 2.06 PW-6 I/O YELLOW 12PEP01 Diarylide AAOT GS 20 1.24 PY-14 I 12PEP03 Diarylide HR RS 25 1.23 PY-83 I/O (Mass) 13PEP02 Isoindolinone RS 25 1.31 PY-110 I/O 13PEP03 Benzimidazolone GS 25 1.25 PY-151 I/O (Mass) 81PEP01 Iron Oxide 60 2.07 PY-42 I/O ORANGE 15PEP03 Benzimidazolone RS 25 1.27 PO-36 I/O RED 23PEP04 Quinacridone BS 25 1.24 PV-19 I/O 23PEP06 Specialty Naphthol BS 25 1.23 PR-170 I/O (Mass) C 25PEP01 Red 2B, Ca Salt BS 17 1.26 PR-48:2 I/O (Mass) 28PEP01 Red 2B, Ba Salt YS 25 1.32 PR48:1 I/O (Mass) 82PEP01 Iron Oxide, Light YS 27 1.5 PR-101 I/O 82PEP02 Iron Oxide, Light BS 60 2.2 PR-101 I/O 82PEP04 Iron Oxide, Light VYS 60 2.2 PR-101 I/O 82PEP05 Iron Oxide, Dark VBS 60 2.21 PR-101 I/O BLUE 40PEP01 Phthalocyanine GS 25 1.27 PB-15:3 I/O 40PEP05 Phthalocyanine RS 25 1.27 PB-15 I/O 42PEP02 Ultramarine 35 1.44 PB-29 I/O 49PEP01 Cobalt 31 1.54 PB-28 I/O GREEN 50PEP01 Phthalocyanine BS 16 1.28 PG-7 I/O 50PEP03 Phthalocyanine YS 16 1.28 PG-7 I/O 59PEP02 Chromium Oxide 70 2.6 PG-17 I/O VIOLET/MAGENTA 24PEP03 Quinacridone Violet 20 1.24 PV-19 I/O 24PEP04 Ultramarine Violet 50 1.69 PV-15 I/O 24PEP05 Quinacridone Magenta 20 1.24 PR-122 I/O 24PEP06 Benzimidazolone 20 1.23 PV-32 I/O 24PEP07 Carbazole Violet 13 1.22 PV-23 I/O BROWN/TAN 83PEP01 Iron Oxide, Light 34 1.6 PBr-6 I/O 83PEP02 Iron Oxide, Dark 29 1.51 PBr-6 I/O BLACK 90PEP01 Furnace - High Jet 24 1.3 PBk-7 I/O 90PEP04 Furnace - Medium 17 1.27 PBk-7 I/O 90PEP05 Iron Oxide 33 1.58 PBk-11 I/O POLYESTER URETHANE PASTE COLORANTS (PEP) Stan-Tone Code Pigment Type Approx. % Pigment Specific Gravity Color Index Lightfastness WHITE 10ET03 Titanium Dioxide, Rutile 56 1.74 PW-6 I/O YELLOW 12ET01 Diarylide AAOT GS 40 1.15 PY-14 I 12ET03 Diarylide HR RS 20 1.07 PY-83 I/O (Mass) 13ET02 Isoindolinone RS 20 1.11 PY-110 I/O 13ET03 Benzimidazolone GS 20 1.08 PY-151 I/O (Mass) 81ET01 Iron Oxide 60 1.84 PY-42 I/O ORANGE 15ET03 Benzimidazolone RS 25 1.11 PO-36 I/O RED 20ET01 Red Lake C YS 30 1.16 PR-53 I 22ET01 Lithol Rubine BS 30 1.17 PR-57:1 I 23ET04 Quinacridone BS 15 1.05 PV-19 I/O 23ET06 Specialty Naphthol BS 30 1.09 PR-170 I/O (Mass) C 25ET01 Red 2B, Ca Salt BS 29 1.15 PR-48:2 I/O (Mass) 28ET01 Red 2B, Ba Salt YS 30 1.18 PR-48:1 I/O (Mass) 82ET01 Iron Oxide, Light BS 60 1.94 PR-101 I/O 82ET02 Iron Oxide, Dark VBS 60 1.95 PR-101 I/O 82ET04 Iron Oxide, Light VYS 60 1.94 PR-101 I/O BLUE 40ET01 Phthalocyanine GS 25 1.11 PB-15:3 I/O 40ET05 Phthalocyanine RS 20 1.09 PB-15 I/O 42ET02 Ultramarine 55 1.46 PB-29 I/O 49ET01 Cobalt 65 2.02 PB-28 I/O GREEN 50ET01 Phthalocyanine BS 30 1.2 PG-7 I/O 50ET03 Phthalocyanine YS 25 1.16 PG-7 I/O 59ET01 Chromium Oxide 65 2.12 PG-17 I/O VIOLET/MAGENTA 24ET03 Quinacridone Violet 20 1.08 PV-19 I/O 24ET04 Ultramarine Violet 60 1.66 PV-15 I/O 24ET05 Quinacridone Magenta 20 1.08 PR-122 I/O 24ET06 Benzimidazolone 25 1.08 PV-32 I/O 24ET07 Carbazole Violet 13 1.05 PV-23 I/O BROWN/TAN 83ET01 Iron Oxide, Light 64 2.02 PBr-6 I/O 83ET02 Iron Oxide, Dark 60 1.9 PBr-6 I/O BLACK 90ET04 Furnace - Medium 22 1.12 PBk-7 I/O 90ET05 Iron Oxide 60 1.9 PBk-11 I/O POLYETHER URETHANE PASTE COLORANTS (ET) PEP/ET RS = Red Shade YS = Yellow Shade VYS = Very Yellow Shade BS = Blue Shade VBS = Very Blue Shade GS = Green Shade HR = Heat-Resistant LIGHTFASTNESS I = Indoor Only I/O = Indoor or Outdoor Mass = Outdoor Masstone Application Only C = Some Caution Advised www.avient.com Copyright © 2020, Avient Corporation.

Q 4 AN D FU LL Y EA R 2020 PE RF O RM AN CE $0.30 $0.52 2019 PF 2020 Q4 2020 ORGANIC PERFORMANCE 9 Sales $922 $997 2019 PF 2020 +8% Adjusted Operating Income Adjusted EPS $58 $80 2019 PF 2020 +38% +73% • Record 4th quarter sales, adjusted operating income and adjusted EPS performance • All segments delivered year-over-year sales and operating income growth, led by consumer and healthcare end markets • Clariant Masterbatch integration synergy capture ahead of schedule: $5 million realized in 2020 ($ in millions except EPS) (1) (1) (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Q4 2020 SEGMENT PERFORMANCE 10 Sales Operating Income $100 $100 $100 $922 $100 $100 $100 $997 Distribution CAI SEM Total 2019 2020 $178 $272 $490 $191 $305 $526 SEM Distribution CAI 2019PF 2020 +8% +7% +7% +12% $5 $5 $5 $58 $5 $5 $5 $80 Avient CAI SEM Total 2019 PF 2020 $17 $19 $40 $18 $30 $58 Distribution SEM CAI 2019PF 2020 +38% +45% +58% +6% (3) (3) ($ in millions) (1) (2) (1) Total company sales include intercompany sales eliminations (2) Total company reflects adjusted operating income and includes corporate costs (3) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 2020 HIGHLIGHTS 11 • Completed transformational Clariant Masterbatch acquisition and created new brand name Avient • Increased pro forma adjusted EPS 11% from $1.74 to $1.93 as an essential supplier during the pandemic and due to growth in demand for consumer applications • Specialty Engineered Materials delivered record operating income on gains from composites • Achieved record free cash flow, increased dividend for 10th year in a row and delevered from 3.5x to 2.7x net debt to pro forma adjusted EBITDA • Culture is everything: Certified as a Great Place to Work® $133 $150 2019PF 2020PF 10% 23%8% 21% 4% 15% 2006 2020PF Healthcare Consumer Packaging Avient Portfolio Transformation 22% 59% CLARIANT MASTERBATCH: TRANSFORMATIONAL ACQUISITION 12 Clariant MB EBITDA Growth Purchase Price Multiple 10.8 9.6 6.5 2019PF 2020PF 2020PF w/ Full Synergies x x x • Acquisition of Clariant Masterbatch significantly expands presence in healthcare, packaging and consumer end markets • Strength of portfolio – 13% EBITDA growth as an essential supplier in COVID response and recovery • Acquisition completed on July 1, 2020 for $1.4 billion. Purchase price multiple rapidly declining on strength of business and synergy capture (1) (1) (1) (1) (1) (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition ($ in millions) 13 SEM CAI Avient • 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% 2019PF 2020 (1) (1) EBITDA MARGIN EXPANSION Distribution 6.3% 6.0% 15.2% 17.6% 11.1% 12.1% 2019PF 2020PF 14.5% 19.8% 13.5% 16.1% 6.4% 6.3% 15.2% 16.2% (1) (1) Full YearQ4 (2) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition (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) ($ in millions) $(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 2019PF 2020PF Growing Dividend Cumulative Buybacks Net Leverage $B n $ p e r sh ar e Cash Generation (1) (1) ~$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! SEGMENT HIGHLIGHTS U.S. & Canada 50% EMEA 26% Asia 16% Latin America 8% 2020 SEGMENT, END MARKET AND GEOGRAPHY 30 GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 23% Packaging 21%Industrial 15% Wire & Cable 6% Building & Construction 6% Electrical & Electronics 4% END MARKET REVENUE Transportation 10% Healthcare 15% All data reflects 2020 Pro forma for acquisition of the Clariant Masterbatch business. (1) The total company sales and EBITDA of $3,783M and $457M, respectively, include intercompany sales eliminations and corporate costs $2,043M $331M $709M $124M $1,110M $70M Sales EBITDA Distribution Specialty Engineered Materials Color Additives and Inks $457M$3,783M (1) Packaging 35% Consumer 23% Healthcare 8% Industrial 14% Building & Construction 8% Transportation 7% Wire & Cable 3% Electrical & Electronics 2% C O L O R , A D D I T I V E S & I N K S 2020 PF REVENUE | $2 .0 BILLION US & Canada 31% EMEA 40% Asia 22% Latin America 7% END MARKET REGION 31 2020 figures Pro forma for acquisition of the Clariant Masterbatch business S P E C I A LT Y E N G I N E E R E D M AT E R I A L S Consumer 24% Healthcare 10% Packaging 6% Wire & Cable(1) 24% Electrical & Electronics 13% Transporation 11% Industrial 10% Building & Construction 2% 2020 REVENUE | $709 MILLION END MARKET US & Canada 58% EMEA 23% Asia 19% REGION 32 (1) Approximately 50% of Wire and Cable sales are associated with Fiber Optic Cabling DI S TR IBU T I ON 2020 REVENUE | $1 .1 B ILL ION Healthcare 29% Consumer 25% Packaging 2% Industrial 20% Transportation 14% Electrical & Electronics 5% Building & Construction 4% Wire & Cable 1% US & Canada 82% Asia 3% Latin America 15% END MARKET REGION K E Y S U P P L I ER S 33 AMERICAS EMEA ASIA Consumer 26% Healthcare 19% Packaging 13% Industrial 16% Wire & Cable 7% Building & Construction 5% Electrical & Electronics 4% Packaging 34% Consumer 16%Healthcare 5% Industrial 17% Wire & Cable 10% Building & Construction 8% Electrical & Electronics 3% Packaging 32% Consumer 27% Healthcare 12% Industrial 6% Wire & Cable 6% Building & Construction 4% Electrical & Electronics 9% Transportation 10% Transportation 7% Transportation 4% 2020 figures Pro forma for acquisition of the Clariant Masterbatch business TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET (58% of sales) (26% of sales) (16% of sales) 34 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

WHAT WE DO: MATERIAL SCIENCE 5 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales ($ in millions) *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 6 AVIENT ESG RATINGS Sustainalytics 2021 ESG Risk Ranking RANK (1st = lowest risk) PERCENTILE (1st – lowest risk) Chemicals INDUSTRY 75/449 17th Specialty Chemicals SUBINDUSTRY 21/124 17th ISS March 2022 ESG Scores SCORE (1 = Best, 10 = Worst) Environmental 2 Social 1 Governance 4 777 F I RS T Q UART E R 2022 RE S U LT S $123 $136 2021 2022 $0.89 $0.99 2021 2022 Q1 2022 PERFORMANCE (TOTAL COMPANY) 9 $1,162 $1,294 2021 2022 + 11% (+ 14% excluding FX) Adjusted EPS + 11% (+ 15% excluding FX) + 11% (+ 16% excluding FX) (in millions) (in millions) Sales Adjusted Operating Income Q1 2022 SEGMENT PERFORMANCE 10 CAI $609 $650 Sales ($ in millions) SEM Distribution $89 $95 Operating Income + 7% (+ 10% excluding FX) $363 $433 Sales $24 $24 Operating Income + 19% Flat (1) $217 $245 Sales $34 $40 Operating Income + 7% (+ 11% excluding FX) + 13% (+ 17% excluding FX) + 18% (+ 20% excluding FX) Q1 2021 $1,162 $123 Sustainable Solutions 19 8% 7 Healthcare 32 21% 6 Composites (excl. Outdoor High Performance) 8 18% 3 Growth in Asia / LATAM 6 3% 2 Other 100 19% 5 Sub-total $1,327 14% $146 Outdoor High Performance Impact (5) (3) Wage Inflation and Overtime (11) Other Supply Chain Costs (4) Synergies 5 Incentives, Other Employee Costs 8 FX (28) (5) Q1 2022 $1,294 11% $136 Q1 2022 SALES AND OPERATING INCOME (TOTAL COMPANY) 11 Sales Growth Rate Adjusted Operating Income$ millions Adjusted EBITDA Q1 EBITDA BRIDGE 12 Price increases more than offset raw material and supply chain impacts Q1 2021 $ 161 Demand (23) $ millions CAI: Price / Mix 77 Inflation (54) SEM: Price / Mix 41 Inflation (26) Distribution: Price / Mix 84 Inflation (82) Net Price Benefit 40 Wage Inflation and Overtime (11) Other Supply Chain Costs (4) Synergies 5 Incentives, Other Employee Costs 8 FX (5) Q1 2022 $ 171    China Lockdowns / Russia Impact $ (7) Transportation (7) Outdoor High Performance (3) Q1 EPS BRIDGE 13 Q1 2021 - Adjusted EPS 0.89$ CAI 0.08 Specialty Engineered Materials 0.06 Distribution 0.00 Corporate Costs 0.02 F/X (0.04) Segment OI 0.12 Tax Rate (0.02) Q1 2022 - Adjusted EPS 0.99$ 2022 O U T LO O K REVENUE GROWTH DRIVERS Growth Drivers Long-Term Growth Rate 2022E Growth Rate Sustainable Solutions 8–12% 12% Healthcare 8–10% 10% Composites 10% 5% Asia / LATAM 5% 5% Other (GDP growth) 2–3% 2–3% Avient 6.5% 6% 15 Excluding Outdoor High Performance 20% (8% excl. OUR VALUATION VERSUS PEERS Avient Specialty Formulators Other Chemical/Specialty Companies 5.4 8.5 10.1 9.8 13.8 12.8 12.1 11.8 10.2 21.0 19.2 16.8 13.7 13.6 8.8 8.7 8.7 8.3 8.0 5.6 Av ie nt (2 01 1) Av ie nt (2 01 6) Av ie nt (2 02 1) Av ie nt (T od ay ) R PM PP G KW R AV Y FU L AL B EC L H XL AS H FM C BN R EM N U N VR C E SC L H U N Historic Multiple APPENDIX Performance Additives 15% Pigments 13% TiO2 11% Dyestuffs 3%Polyethylene 12% Nylon 6% Polypropylene 5% Other Raw Materials 30% Styrenic Block Copolymer 5% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 48 • Significant raw material price inflation and tight inventory continued in Q1 2022 o The average cost of hydrocarbon based materials was up 30% o The average cost of non-hydrocarbon based materials was up 20% • Additionally, we continued to experience other supply chain challenges during Q1 related to raw material spot purchases, freight constraints and productivity loss as a result of these shortages Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Distribution business SEGMENT DATA U.S. & Canada 50% EMEA 25% Asia 16% Latin America 9% 2021 SEGMENT, END MARKET AND GEOGRAPHY 50 GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 23% Packaging 19% Industrial 16% Building and Construction 10% Telecommunications 4% Energy 2% END MARKET REVENUE (1) Total company sales and adjusted EBITDA of $4,819M and $581M, respectively, include intercompany sales eliminations and corporate costs $2,402M $409M $919M $164M $1,631M $94M Sales EBITDA Distribution Specialty Engineered Materials Color Additives and Inks $581M$4,819M (1) Transportation 11% Healthcare 15% Packaging 34% Consumer 21% Healthcare 8% Industrial 16% Building & Construction 10% Transportation 9% Energy 1% Telecommunications 1% C O L O R , A D D I T I V E S & I N K S 2021 REVENUE | $2 .4 BILLION US & Canada 32% EMEA 40% Asia 21% Latin America 7% END MARKET REGION 51 All charts reflect 2021 financials S P E C I A LT Y E N G I N E E R E D M AT E R I A L S Consumer 27% Healthcare 10% Packaging 7% Telecommunications 16% Transportation 11% Industrial 11% Building & Construction 11% Energy 7% 2021 REVENUE | $919 MILLION END MARKET US & Canada 55% EMEA 25% Asia 20% REGION 52 All charts reflect 2021 financials DI S T RI BU T I O N Healthcare 26% Consumer 23% Packaging 5% Industrial 20% Transportation 16% Building and Construction 8% Energy 1% Telecommunications 1% US & Canada 80% Asia 3% Latin America 17% END MARKET REGION K EY SU PPL IER S 2021 REVENUE | $1 .6 BILLION 53 All charts reflect 2021 financials TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET Packaging 30% Consumer 26%Healthcare 13% Industrial 14% Building & Construction 5% Telecommunications 2% Energy 2% Asia (16% of sales) Transportation 8% Packaging 32% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 12% Telecommunications 5% Energy 4% EMEA (25% of sales) Transportation 12% 54 Consumer 25% Healthcare 19% Packaging 10% Industrial 17% Building & Construction 10% Telecommunications 4% Energy 2% US & Canada (50% of sales) Transportation 13% Packaging 38% Consumer 33% Healthcare 8% Industrial 10% Building & Construction 5% Telecommunications 1% LATAM (9% of sales) Transportation 5% All charts reflect 2021 financials Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

H-13 Figure 13 shows a typical design of a submarine gate.

Revenue increased 13% driven by continued momentum from investments in commercial resources and specialty acquisitions These investments, coupled with recent specialty acquisitions and favorable foreign exchange, led to a 13% increase in overall sales with every segment and region contributing."

120,000 BOARD MEMBER, MANAGING DIRECTOR 660613-3954 Nilsson, Bo Patrik Joakim, Hovslagaregatan 13, 271 57 YSTAD BOARD MEMBER, CHAIR OF THE BOARD 640503 Merklein, Norbert, Fichtenstrasse 20, 61476 KRONBERG IM TAUNUS, TYSKLAND BOARD MEMBERS 750618-4089 Norén, Jenny Eva Kristina, Fårabäcksvägen 68, 212 91 MALMÖ 610322 Smeds, Jan-Håkan, Chämiweg 23, NEFTENBACH, TYSKLAND AUDITORS 556029-6740 Öhrlings PricewaterhouseCoopers AB, Box 4009, 203 11 MALMÖ Represented by: 710921-4689 PRINCIPALLY RESPONSIBLE AUDITOR 710921-4689 Olsson, Karin Maria, c/o PwC, 405 32 GÖTEBORG SIGNATORY POWER e-Certificate of registration Swedish Companies Registration Office LIMITED COMPANY D1a- 6064988 Registration number Date of registration of the company Document created on Date of registration of current name Page 556393-1020 1990-04-10 2020-11-30 14:53 2020-11-30 2 (2) The board of directors is entitled to sign.

Certificate No: QMS10207 Certification Date: 13 FEB 1991 Effective Date: 02 MAY 2025 Expiration Date 04 MAY 2028 Revision Date: 02 MAY 2025 Dominic Townsend, President Copyright as of the Effective Date, ABS Quality Evaluations, Inc.

AQUARIUS™ SB - VIOLET CONCENTRATE 13.