KANCELARIA NOTARIALNA W WARSZAWIE, NOTARIUSZ TOMASZ CYGAN, REPERTORIUM A NR 15613/2015, ZMIANA §2, §4 UMOWY SPÓŁKI. 10 22.03.2021 R. TAK Rubryka 8 ­ Kapitał spółki 1.Wysokość kapitału zakładowego 29 000 000,00 ZŁ Podrubryka 1 Informacja o wniesieniu aportu 1.Określenie wartości udziałów objętych za aport 1 1 015 000,00 ZŁ Rubryka 9 ­ Nie dotyczy Brak wpisów Rubryka 10 ­ Nie dotyczy Brak wpisów Dział 2 Rubryka 1 ­ Organ uprawniony do reprezentacji podmiotu 1.Nazwa organu uprawnionego do reprezentowania podmiotu ZARZĄD 2.Sposób reprezentacji podmiotu SPÓŁKA JEST REPREZENTOWANA PRZEZ DWÓCH CZŁONKÓW ZARZĄDU DZIAŁAJĄCYCH ŁĄCZNIE LUB PRZEZ JEDNEGO CZŁONKA ZARZĄDU DZIAŁAJĄCEGO ŁĄCZNIE Z PROKURENTEM Podrubryka 1 Dane osób wchodzących w skład organu 1 1.Nazwisko / Nazwa lub Firma BĄKAŁA 2.Imiona ANNA EWA 3.Numer PESEL/REGON 69102301765 4.Numer KRS **** 5.Funkcja w organie reprezentującym CZŁONEK ZARZĄDU 6.Czy osoba wchodząca w skład zarządu została zawieszona w czynnościach? Strona 4 z 8 13 25.06.2014 OD 01.01.2013 DO 31.12.2013 14 13.07.2015 OD 01.01.2014 DO 31.12.2014 15 13.07.2016 OD 01.01.2015 DO 31.12.2015 16 12.06.2017 OD 01.01.2016 DO 31.12.2016 17 19.07.2018 OD 01.01.2017 DO 31.12.2017 18 31.10.2019 OD 01.01.2018 DO 31.12.2018 19 27.07.2020 OD 01.01.2019 DO 31.12.2019 2.Wzmianka o złożeniu opinii biegłego rewidenta / sprawozdania z badania rocznego sprawozdania finansowego 1 ***** 01.01.2001 - 31.12.2001 2 ***** 01.01.2002 - 31.12.2002 3 ***** OD 01.01.2003 DO 31.12.2003 4 ***** OD 01.01.2004 DO 31.12.2004 5 ***** 01.01.2005-31.12.2005 6 ***** 01.01.2006 R. - 31.12.2006 R. 7 ***** 01.01.2007 R. - 31.12.2007 R. 8 ***** 01.01.2008 R. - 31.12.2008 R. 9 ***** 01.01.2009 - 31.12.2009 10 ***** 2010 ROK 11 ***** 01.01.2011-31.12.2011 12 ***** 01.01.2012R.-31.12.2012R. 13 ***** OD 01.01.2013 DO 31.12.2013 14 ***** OD 01.01.2014 DO 31.12.2014 15 ***** OD 01.01.2015 DO 31.12.2015 16 ***** OD 01.01.2017 DO 31.12.2017 17 ***** OD 01.01.2018 DO 31.12.2018 18 ***** OD 01.01.2019 DO 31.12.2019 3.Wzmianka o złożeniu uchwały lub postanowienia o zatwierdzeniu rocznego sprawozdania finansowego 1 ***** 01.01.2001 - 31.12.2001 2 ***** 01.01.2002 - 31.12.2002 3 ***** OD 01.01.2003 DO 31.12.2003 4 ***** OD 01.01.2004 DO 31.12.2004 5 ***** 01.01.2005-31.12.2005 6 ***** 01.01.2006 R. - 31.12.2006 R. 7 ***** 01.01.2007 R. - 31.12.2007 R. 8 ***** 01.01.2008 R. - 31.12.2008 R. 9 ***** 01.01.2009 - 31.12.2009 10 ***** 2010 ROK 11 ***** 01.01.2011-31.12.2011 12 ***** 01.01.2012R.-31.12.2012R. 13 ***** OD 01.01.2013 DO 31.12.2013 14 ***** OD 01.01.2014 DO 31.12.2014 15 ***** OD 01.01.2015 DO 31.12.2015 16 ***** OD 01.01.2016 DO 31.12.2016 17 ***** OD 01.01.2017 DO 31.12.2017 Strona 5 z 8 18 ***** OD 01.01.2018 DO 31.12.2018 19 ***** OD 01.01.2019 DO 31.12.2019 4.Wzmianka o złożeniu sprawozdania z działalności podmiotu 1 ***** 01.01.2001 - 31.12.2001 2 ***** 01.01.2002 - 31.12.2002 3 ***** OD 01.01.2003 DO 31.12.2003 4 ***** OD 01.01.2004 DO 31.12.2004 5 ***** 01.01.2005-31.12.2005 6 ***** 01.01.2006 R. - 31.12.2006 R. 7 ***** 01.01.2007 R. - 31.12.2007 R. 8 ***** 01.01.2008 R. - 31.12.2008 R. 9 ***** 01.01.2009 - 31.12.2009 10 ***** 2010 ROK 11 ***** 01.01.2011-31.12.2011 12 ***** 01.01.2012R.-31.12.2012R. 13 ***** OD 01.01.2013 DO 31.12.2013 14 ***** OD 01.01.2014 DO 31.12.2014 15 ***** OD 01.01.2015 DO 31.12.2015 16 ***** OD 01.01.2016 DO 31.12.2016 17 ***** OD 01.01.2017 DO 31.12.2017 18 ***** OD 01.01.2018 DO 31.12.2018 19 ***** OD 01.01.2019 DO 31.12.2019 Rubryka 3 ­ Sprawozdania grupy kapitałowej 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 31.12.2001 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.

Q1 2023 ( T O TA L C O M PA N Y ) $846 $829 Q1 23 Q1 24 $134 $143 Q1 23 Q1 24 17.3% Sales Adjusted EBITDA (in millions) $0.63 $0.76 Q1 23 Q1 24 Adjusted EPS (in millions) + 7% + 21% Sales Adjusted EBITDA Adjusted EPS 6 - 2% 15.8% +150 bps * * * Adjusted EBITDA Margin % Q1 2024 SEGMENT PERFORMANCE ( C O L O R S , A D D I T I V E S & I N K S ) $537 $515 Q1 23 Q1 24 $91 $97 Q1 23 Q1 24 18.8% Sales Adjusted EBITDA (in millions) (in millions) + 7% Sales Adjusted EBITDA 7 - 4% 17.0% +180 bps * * * Adjusted EBITDA Margin % • Year over year demand continues to improve for the segment but slowly due to continued weakness in Europe • Raw material deflation & cost reduction actions primary drivers of adjusted EBITDA growth and margin expansion of +180 bps vs Q1 2023 Q1 2024 SEGMENT PERFORMANCE ( 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 ) $310 $314 Q1 23 Q1 24 $64 $73 Q1 23 Q1 24 23.2% Sales Adjusted EBITDA (in millions) (in millions) + 14% Sales Adjusted EBITDA 8 + 1% 20.8% +240 bps * * * Adjusted EBITDA Margin % • Sales growth in defense end market offset by weaker demand in telecommunications end market • Raw material deflation and favorable mix impact from defense sales primary drivers of adjusted EBITDA growth and margin expansion of +240 bps vs Q1 2023 Q1 EBITDA BRIDGE ( T O TA L C O M PA N Y ) 9 $ millions CAI: Price / Mix (1) Deflation 16 SEM: Price / Mix 4 Deflation 7 Net Price Benefit 26 Wage/Other Inflation (9) FX (2) Q1 2024 $143 Adjusted EBITDA Q1 2023 $ 134 Demand (6) • Positive net price benefit: o Favorable raw material deflation in both segments • Wage and other inflation more than offset cost reductions/synergies 2 0 2 4 G U I D A N C E FY 2024 GUIDANCE Original Revised Adjusted EBITDA $505 to $535 million $510 to $535 million Adjusted EPS $2.40 to $2.65 $2.50 to $2.65 Interest Expense $105 to $110 million $105 million Adjusted Effective Tax Rate 23% to 25% 23% to 25% Capital Expenditures ~$140 million ~$140 million 11 Q2 2024: Adjusted EPS of $0.71 C E O “ T O P O F M I N D ” F O C U S A R E A S AREAS OF FOCUS 13 +7% Drive Profitable Organic Top-Line Growth with Margin Expansion Amplify Innovation Build Leadership & Talent Pipeline A P P E N D I X 16 Performance Additives 15% Pigments 13% TiO2 9% Dyestuffs 2% Polyethylene 10%Nylon 5% Polypropylene 4% Styrenic Block Copolymer 4% Other Raw Materials 38% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials RA W MATERIAL BASKET SEGMENT DATA U.S. & Canada 41% EMEA 36% Asia 18% Latin America 5% 2023 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 19% Packaging 23%Industrial 16% Building and Construction 9% Telecommunications 4% Energy 5% Defense 7% END MARKET REVENUE $2,007M $358M $1,138M $224M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $502M$3,143M (1) Transportation 10% Healthcare 7% 18 (1) Total company sales and adjusted EBITDA of $3,143M and $502M, respectively, include intercompany sales eliminations and corporate costs 2 0 2 3 R E V E N U E | $ 2 . 0 B I L L I O N US & Canada 34% EMEA 37% Asia 21% Latin America 8% END MARKET REGION 19 Packaging 34% Consumer 21% Healthcare 8% Industrial 15% Transportation 9% Building & Construction 10% Telecommunications 1% Energy 2% COLOR, ADDITIVES & INKS 2 0 2 3 R E V E N U E | $ 1 . 1 B I L L I O N US & Canada 52% EMEA 35% Asia 13% 20 Packaging 5% Consumer 16% Healthcare 6%Industrial 16% Transportation 12% Telecommunications 9% Energy 10% Defense 18% Building & Construction 8% END MARKET REGION SPECIALTY ENGINEERED MATERIALS Packaging 32% Consumer 26% Healthcare 9% Industrial 13% Building & Construction 6% Telecommunications 2% Energy 2% Defense 1% Asia (18% of sales) Transportation 9% 2 0 2 3 AV I E N T R E G I O N A L S A L E S Packaging 25% Consumer 13% Healthcare 5% Industrial 18% Building & Construction 9% Energy 5% Defense 8% EMEA (36% of sales)Transportation 13% Packaging 13% Consumer 22% Healthcare 10% Industrial 16% Building & Construction 12% Energy 6% Defense 8% US & Canada (41% of sales) Transportation 9% Packaging 59% Consumer 22% Healthcare 2% Industrial 8% Building & Construction 4% LATAM (5% of sales) Transportation 5% Telecommunications 4% Telecommunications 4% 21 B Y E N D M A R K E T 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. Three Months Ended March 31, 2024 2023 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to Avient shareholders $ 49.4 $ 0.54 $ 20.8 $ 0.23 Special items, after-tax 5.5 0.06 22.3 0.24 Amortization expense, after-tax 14.9 0.16 15.1 0.16 Adjusted net income / EPS $ 69.8 $ 0.76 $ 58.2 $ 0.63 Three Months Ended March 31, Reconciliation to EBITDA and Adjusted EBITDA: 2024 2023 Net income from continuing operations – GAAP $ 49.7 $ 21.3 Income tax expense 16.8 7.7 Interest expense, net 26.6 28.8 Depreciation and amortization 44.3 50.5 EBITDA from continuing operations 137.4 108.3 Special items, before tax 6.2 27.3 Depreciation and amortization included in special items (0.5) (1.8) Adjusted EBITDA $ 143.1 $ 133.8 Adjusted EBITDA as a percent of sales 17.3 % 15.8 % 1 Three Months Ended March 31, 2024 2023 Sales: Color, Additives and Inks $ 515.3 $ 537.0 Specialty Engineered Materials 314.4 309.7 Corporate (0.7) (1.0) Sales $ 829.0 $ 845.7 Operating income: Color, Additives and Inks $ 74.8 $ 65.6 Specialty Engineered Materials 53.4 43.1 Corporate (34.2) (51.6) Operating income $ 94.0 $ 57.1 Depreciation & amortization: Color, Additives and Inks $ 21.9 $ 25.8 Specialty Engineered Materials 19.6 21.2 Corporate 2.8 3.5 Depreciation & amortization $ 44.3 $ 50.5 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 96.7 $ 91.4 Specialty Engineered Materials 73.0 64.3 Corporate (31.4) (48.1) Other (expense) income, net (0.9) 0.7 EBITDA from continuing operations 137.4 108.3 Special items, before tax 6.2 27.3 Depreciation and amortization included in special items (0.5) (1.8) Adjusted EBITDA $ 143.1 $ 133.8 Adjusted EBITDA as a percent of sales: Color, Additives and Inks 18.8 % 17.0 % Specialty Engineered Materials 23.2 % 20.8 % 2 Year Ended December 31, 2023 Sales: Color, Additives and Inks $ 2,007.4 Specialty Engineered Materials 1,138.2 Corporate (2.8) Sales $ 3,142.8 Operating income: Color, Additives and Inks $ 259.9 Specialty Engineered Materials 142.5 Corporate (205.6) Operating income $ 196.8 Depreciation & amortization: Color, Additives and Inks $ 98.3 Specialty Engineered Materials 81.5 Corporate 9.0 Depreciation & amortization $ 188.8 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 358.2 Specialty Engineered Materials 224.0 Corporate (196.6) Other income, net 5.8 EBITDA from continuing operations 391.4 Special items, before tax 114.6 Interest expense included in special items (2.3) Depreciation and amortization included in special items (1.9) Adjusted EBITDA $ 501.8 3 AVNT Q1 2024 Earnings Presentation_For_Website_w_non-GAAP.pdf Avient corporation�first quarter 2024 results and 2024 financial guidance DISCLAIMER Slide Number 3 Regional demand trends-total company�Q1 Sales vs PY (Excluding FX) Slide Number 5 Slide Number 6 Slide Number 7 Slide Number 8 Slide Number 9 Slide Number 10 Slide Number 11 Slide Number 12 Slide Number 13 Slide Number 14 Slide Number 15 Slide Number 16 Slide Number 17 2023 segment, end market and Geography Color, Additives & Inks Specialty Engineered Materials Slide Number 21 IR Deck - AVNT-2024.03.31 5.06 11AM v2 (002).pdf Attachment

Further, the Board annually assesses its effectiveness through a robust evaluation process, as described above. 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 5 or fewer 5 to 10 More than 10 Years of Service NON-EMPLOYEE DIRECTOR COMPENSATION 2017 NON-EMPLOYEE DIRECTOR COMPENSATION In 2017, we paid our non-employee Directors a retainer at an annual rate of $210,000 (payable in quarterly installments in arrears) consisting of $95,000 in cash and $115,000 in value of fully vested common shares. These officers, Directors and greater than 10% shareholders are required by SEC rules to furnish us with copies of all forms they file. 10) Modification of RSUs in Connection with Separation.

Based on industry averages, a leather armrest typically adds $30 to the cost of producing a single door, while the approximate cost of a slush molded vinyl armrest is about $10 per door. Additionally, it was projected that scrap rates were reduced by at least 10% over competitive materials.

When exposed to a light source for 10 minutes, this new generation of heat-preservation additives can provide a temperature increase from 6°C to 12°C for PET and PA fibers based on different let-down-ratio and textile structure. KEY CHARACTERISTICS • Offers reheating property for synthetic fibers with specialty formulations • Provides a temperature increase of up to 12°C when exposed to a light source for 10 minutes • Good spinnability • Lower impact on the color APPLICATIONS Cesa Fiber Additives are intended for use in: • Clothing: hoodie, sweater, jacket, ski clothing, thermal underwear, etc

Newark, New Jersey 10. Remi de Napierville, 10. OTHER INFORMATION PART III ITEM 10.

Over the last three years, we have increased the number of commercial associates by over 20% and acquired 10 specialty companies," added Mr. 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

$10 million 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

Revenue increased 10% to $3.2 billion driven by broad-based organic growth of 7% and 3% from acquisitions 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

In 2016, the company increased its commercial resources by 6%, which was incremental to the 10% expansion of sales associates in 2015.  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