C0.2 (C0.2) State the start and end date of the year for which you are reporting data. Yes, achieving this target will support Avient's achievement of Abs 3. Upstream leased assets Evaluation status Relevant, calculated Emissions in reporting year (metric tons CO2e) 670 Emissions calculation methodology Average data method Percentage of emissions calculated using data obtained from suppliers or value chain partners 100 Please explain Upstream leased assets data includes mileage data from leased vehicles provided by our leasing agencies of choice.

$$$ $$ $ Improved Chemical Resistance PC+ABS PC PPSU PC+PET PC+PBT Trilliant ™ Material Compatibility with Various Disinfectants 8.5% Bleach 3% Peroxide Cidex® OPA CaviCide™ Virex™ Tb Trilliant™ PC+PBT PC+PET PPSU PC PC+ABS Trilliant™ PC+PBT PC+PET PPSU PC PC+ABS Trilliant™ PC+PBT PC+PET PPSU PC Trilliant™ PC+PBT PC+PET PPSU Trilliant™ $$$ $$ $ Improved Chemical Resistance PC+ABS PC PPSU PC+PET PC+PBT Trilliant ™ Material Compatibility with Various Disinfectants 8.5% Bleach 3% Peroxide Cidex® OPA CaviCide™ Virex™ Tb Trilliant™ PC+PBT PC+PET PPSU PC PC+ABS Trilliant™ PC+PBT PC+PET PPSU PC PC+ABS Trilliant™ PC+PBT PC+PET PPSU PC Trilliant™ PC+PBT PC+PET PPSU Trilliant™ www.avient.com Copyright © 2021, Avient Corporation.

T-Spray™ (quaternary ammonium) CavidCide® (Isopropanol) Cidex Plus® (Glutaraldehyde) Acceptable 90–100% Resilience HC Resilience HC Resilience HC Marginal 50–90% PC+PBT PC+PBT PC+ABS PC+PET PC+PBT Poor

Chi ha accesso ai tuoi dati personali Data la struttura aziendale di Avient, altre società del gruppo potrebbero ricevere i tuoi dati personali al fine di processare la tua domanda di assunzione: • L'affiliata Avient presso cui stai presentando domanda di assunzione per una posizione o che sta offrendo una posizione attinente; • Altre società del gruppo i cui reparti responsabili o uffici delle risorse umane sono coinvolti nell'elaborazione della tua candidatura; • Avient Corporation, in quanto operatore di questa piattaforma di reclutamento; • Fornitori di servizi tecnici che elaborano i dati per Avient Corporation. In merito a tali modifiche verrà data adeguata comunicazione. Data effettiva: 1 agosto, 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

RADIO FREQUENCY MATERIALS Maximize your radio frequency (RF) performance with PREPERM™ materials OPTIMAL RF PROPERTIES • Well-controlled dielectric constant range 2.55–23 • Ultra-low loss even at mmWave frequencies • Stable performance even up to 220 GHz SPEED UP YOUR CONCEPT VALIDATION WITH • Avient Design services • Filaments for 3D printing FROM PROTOTYPING TO MASS PRODUCTION • Injection molding process enables flexible product designs • Scalable production • Customized sheets in high volumes • Consistent quality in mass production • Excellent total cost performance compared to traditional materials PREPERM™ IS A SUSTAINABLE CHOICE Products’ life-cycle and environmental footprint are important factors for designers. The advantages of PREPERM materials relate to more efficient data transfer (antennas, mobile base stations, satellite communication), better sensitivity (GPS, radars, radomes) and longer battery life (mobile and IoT devices).

As a result of these plastisol aging characteristics and the potential differences in testing methodology, it is strongly recommended that incoming quality control (QC) specifications not be established based on plastisol Technical Data Sheets (TDS), or Certificates of Analysis (COA).

Available in a wide range of stock and standard colors, Omnicolor colorants are suitable for use with over 25 different polymers, including PVC, nylon and ABS. PROCESS COMPATIBILITY Omnicolor colorants can be used for injection molding, blow molding, and profile and sheet extrusion. They will withstand the drying temperatures of most polymers that require drying before processing, such as ABS and nylon.

Operating Income $3,783 $4,100 2020PF 2021E Adjusted EPS (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Previous Guidance Current Guidance $3,783 $4,300 2020PF 2021E $308 $360 2020PF 2021E $308 $410 2020PF 2021E $1.93 $2.40 2020PF 2021E $1.93 $2.80 2020PF 2021E (1) (1)(1) (1)(1) (1) (in millions) (in millions) 12 BALANCE SHEET • Deleveraging to 1.9x net debt to adjusted EBITDA by the end of 2021 • Driven by record adjusted EBITDA performance and strong free cash flow generation from asset light business • Future cash deployment: M&A, opportunistic share repurchases and balance sheet / continued leverage reduction 3.5x 2.7x 1.9x 2019PF 2020PF 2021E Net Debt / Adjusted EBITDA (1) (1) ($ in m illions) 2021E Adjusted EBITDA 560$ Free Cash Flow 275$ Total Debt 1,860 Less: Cash (800) Net Debt 1,060$ 2021E Net Debt / Adjusted EBITDA 1.9x (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition S U S TA I NA B I L I T Y • Most recent Sustainability report substantially expanded disclosure on key environmental and social topics D is t. ) K W R R P M P P G A V Y F U L G C P IF F H X L F M C F O E H U N E C L K R A E M N A S H C E S C L G R A A L B Median: 5%Median: 3% Source: Peer data per Bloomberg market data as of April 27, 2021 Avient reflects 2021 estimated revenue of $4,300M and excludes one-time synergy capture CAPEX ($20M) Avient Specialty Formulators Other Chemical/Specialty Companies Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA Median: 84% Median: 77% H I G H F R E E C A S H F L OW C O N V E R S I O N Avient reflects 2021 estimated EBITDA of $560M and excludes one-time synergy capture CAPEX ($20M) Source: Peer data per Bloomberg market data as of April 27, 2021 87 89 87 86 82 81 76 88 87 84 82 81 78 77 77 77 76 73 70 69 50 19 A vi e n t K W R P P G R P M A V Y F U L G C P F M C IF F H X L U N V R E C L A S H C E B N R F O E E M N G R A H U N K R A S C L A L B Source: Peer data per Bloomberg market data as of April 27, 2021 Total Enterprise Value / 2021E EBITDA Our current valuation with updated guidance implies an EBITDA multiple that is below specialty formulator peers and the majority of our chemical peers.

Microsoft Word - 55543 Letter of Conformity RCMS Option 2 .docx ABS Quality Evaluations Letter Of Conformity This is to confirm that the Environment, Health, Safety and Security Management System of: PolyOne Corporation 3100 North 35th Street Terre Haute, IN 47804 U.S.A. WITH ADDITIONAL FACILITIES LISTED ON THE ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: RCMS®:2013 (Option 2) The Environment, Health, Safety and Security Management System is applicable to: Design and Manufacture of Plastic Compounds Certificate No: 55543 Effective Date 21 December 2017 ABS Quality Evaluations, Inc. 16855 Northchase Drive, Houston, TX 77060, U.S.A.

CAP PRODUCER L U X U R Y B O T T L E C A P • A density modified solution - ABS filled 2.2g/cm3 • Incorporates post-consumer recycled ABS content • Ability to be metallized comparable to prime materials • Continuity of supply • Formulated a custom material with post- consumer recycled ABS content • Provided a more sustainable solution while keeping comparable performance characteristics to the prime grade previously used • Enabled customer to produce bottle top with weight, look and touch of metal, denoting luxury Gravi-Tech™ REC Recycled Formulation KEY REQUIREMENTS WHY AVIENT?