FX) $429 $490 $3.05 $3.50 FY 2022 PERFORMANCE 16 $4,819 $5,100 + 6% (+ 8% excluding FX) Adjusted EPS + 14% (+ 17% excluding FX) + 15% (+ 18% excluding FX) (in millions) (in millions) Sales Adjusted Operating Income 17 CASH FLOW / LEVERAGE ($ millions) 2022E Cash Flow from Operating Activities 400$ Less: Run-Rate CapEx (90) CapEx for Clariant Integration (10) CapEx for IT System Upgrade (15) Total CapEx (115) Free Cash Flow 285$ Adjusted EBITDA 635$ Net Debt / Adjusted EBITDA 1.7x DYN E E MA ACQ U I S I T I O N 19 15x stronger than steel Reduces weight by 30% vs. other solutions Well-maintained global asset base poised to serve growing demand • Purchase price of $1.48B represents 11.4x multiple of 2022 EBITDA • Acquisition will expand Avient’s composites and fiber portfolio with Dyneema®, the World’s Strongest Fiber™ • $415M sales and 30%+ EBITDA margins; Immediately accretive to pro forma 2022 EPS, adding $0.35 • 1,300 patents globally, ~50% of sales patent protected • 1,000+ employees across global production network and dedicated technology centers • Composites platform will increase from $261M to $680M in revenue and from $49M to $180M in EBITDA Indicates Dyneema® location $175M (42%) $65M (16%) $175M (42%) 2022E Sales By Region ($M) (1) $0.35 EPS excludes intangible amortization (2) Based on 2022 expected results (1) (2) (2) FIT WITH FOUR PILLAR STRATEGY 20 Specialization • Innovation-led organization with tremendous intellectual property value in trademarks, patents and “know-how” • Deep history of application development and premium, leading brand with the World’s Strongest FiberTM Globalization • Global customer base with an established presence across all major geographic regions • Global technology centers complement existing Composites applications and expertise Operational Excellence • Best-in-class safety performance • Well-run and maintained asset base fit to serve future growth • Highly effective and reliable supply chain with emphasis on optimizing service to customers Commercial Excellence • Deep customer relationships extend across the value chain and drive ability to grow • Offer a full suite of services with an active role in design, development and commercialization People Experienced and talented associates with a passion for safety, specialization and winning DYNEEMA® OVERVIEW K E Y I N D U S T R I E S PERSONAL PROTECTION Military • Law Enforcement • First Responders Body Armor • Helmets • Vehicle Protection $215M MARINE & SUSTAINABLE INFRASTRUCTURE Towing / Mooring • Aquaculture • Floating Wind • Offshore Cranes $130M CONSUMER Consumer • Outdoor High Performance • Safety Equipment $70M 21 Figures reflect 2022 expected sales MIFOverview Competition Valuechain & Go-to-market Strategy Innovation Financials TECHNOLOGY 22 1,200 1,300 2,500 Avient Dyneema Combined Patents • True specialty business – the World’s Strongest Fiber™ • Deep history of application development with customers, strongest in the industry • The only UHMwPE (ultra-high molecular weight polyethylene) fiber producer that is backward integrated o Provides innovation advantage through control of all steps of the process • Complementary with our existing reinforced film expertise (PolyStrand) and engineered fiber presences (Fiber-Line) WINNING PROPERTIES Ultra high strength vs. weight Highly flexible Floats on water Chemically inert; no smell/taste and non-toxic High resistance to UV radiation Self-lubricating, with low friction One-of-a-kind technology ® FORMULATION PROCESS 23 • Like Avient, Dyneema® offers similar core competencies around formulation and material science • Technology that combines polymers and fibers to provide specialized, high performing solutions for customers • Design capabilities ensure that applications are highly customized for the specified end use DYNEEMA® IN THE VALUE CHAIN 24 UHMwPE Fiber / Tapes Military Personnel, Law Enforcement Heavy Marine, Offshore Wind Energy and Mooring, Aquaculture Outdoor, Footwear, Apparel, Inflatables • Material Science • Formulation • Service INTERMEDIATE MANUFACTURING (CUSTOMERS) OEM / APPLICATION DEMAND TRENDS 25 • Military spending and near-term demand for higher performing personal protection products (like Dyneema®) expected to increase o European NATO members annual defense spend expected to increase by up to 20%(1) o Japan aiming to almost double defense spending over the next 5 years(2) o Accelerated launch of next generation technology in North America • Policy-driven demand for sustainable energy; growth in floating offshore wind farms which require advanced, durable technology o Offshore wind expected to grow at a CAGR of 32% with the level of annual installations quadrupling over the next five years(3) • Continued investment in aquaculture as a sustainable food source(4) • Strong demand in outdoor high performance space across niche consumer applications aligns with 10% growth assumption for Avient’s Composites portfolio Sources: (1) “Funding NATO”, NATO.int (April 1, 2022) (2) “Japan Ruling Party Calls for Defense Spending Boost to 2% of GDP”, WSJ (April 21, 2022) (3) “Global Wind Report 2021”, Global Wind Energy Council (4) “Aquaculture Supports a Sustainable Earth”, NOAA Fisheries 26 A L I G N M E N T W I T H S U S T A I N A B I L I T Y G O A L S PRODUCTS AVIENT’S EXISTING COMPOSITES PORTFOLIO D I V E R S E C A P A B I L I T I E S A N D S O L U T I O N S S E R V I N G M A N U F A C T U R E R S A N D O E M S LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 27 AVIENT’S COMPOSITES PORTFOLIO SALES AND EBITDA 28 $74 $84 $216 $212 $261 $5 $10 $32 $41 $49 $180 0 100 150 200 $- $50 $100 $150 $200 $250 $300 $350 $400 $450 $500 $550 $600 $650 $700 $750 2017 2018 2019 2020 2021 2022E $680 • Dyneema® acquisition will further improve Composites EBITDA margins to 26% • Dyneema® will complement our existing portfolio with deep formulation expertise, innovative culture and global commercial presence • Composites will continue to be a key growth driver to deliver future revenue growth in excess of GDP (1) Pro forma for the acquisition of Dyneema® DISTRIBUTION DIVESTITURE CONSIDERATIONS DISTRIBUTION HIGHLIGHTS 30 $21 $57 $69 $94 $105 0 100 150 2006 2011 2016 2021 2022E • Leading North American Distribution business with longstanding blue-chip supplier and customer relationships • Commercial excellence and regulatory knowledge have grown healthcare portfolio to over 25% of sales and positioned business for long-term growth • Highly specialized portfolio of engineered polymers along with sustainable solution offerings • Leading digital capabilities through Avient Now, allowing enhanced visibility and 24/7 interface with customers • 98% free cash flow conversion drives greater than 30% after-tax return on invested capital (ROIC) • Potential divestiture allows us to remain modestly leveraged with net debt to adjusted EBITDA expected to be 2.9x and positions us for further specialty growth in the future EBITDA (in $M) DYNEEMA® TRANSACTION OVERVIEW 31 - $1.48B net purchase price - Represents 11.4x expected 2022 EBITDA - Committed financing in place - Permanent financing to be combination of available cash on-hand, new Senior Unsecured Notes, new Senior Secured Term Loan - Potential proceeds from Distribution divestment could be used to pay down near-term maturing debt - Closing expected in second half of 2022, subject to regulatory approvals and certain customary closing conditions Transaction Value Financing Closing Conditions / Timing CAPITAL STRUCTURE / LEVERAGE 32 • Financing commitments secured from Morgan Stanley and J.P.

Neem bij uw eerste gelegenheid contact op met de Juridische Afdeling van Avient en documenteer het incident. 10 Noord-Amerika Wereldwijd hoofdkantoor Avon Lake, Verenigde Staten 33587 Walker Road Avon Lake, OH, Verenigde Staten 44012 Gratis: +1-866-765-9663 Telefoon: +1-440-930-1000 Fax: +440 930 3064 Azië-Pacific Regionaal hoofdkantoor Shanghai, China 2F, blok C 200 Jinsu Road Pudong, 201206 Shanghai, China Telefoon: +86 (0) 21 6028 4888 Fax: +86 (0) 21 6028 4999 Zuid-Amerika Regionaal hoofdkantoor Sao Paulo, Brazilië Av.

Kaylee Donegan, Digital Marketing Specialist, Digital Insights, Corporate Marketing   EDUCATING YOUNG PROFESSIONALS ON AVIENT BENEFITS AND LIFE SKILLS 401k $ USING DIGITAL PLATFORMS TO BUILD AND GROW THE NETWORK OF YOUNG PROFESSIONALS 800+ ASSOCIATES PARTICIPATED IN HYPE EVENTS IN 2021 401k $ Sustainability Report | 2021 30Sustainability Report | 2021 30 Workforce Demographics Diversity Leadership Diversity—CEO Direct Reports Female 36.4% Minority 27.2% Female or Minority 63.6% Diversity by Level—Female or Minority* Directors, General Managers, VP/SVP 31% Management 39% Professionals 51% Production Associates 47% All Avient Associates 47% Race & Ethnicity* American Indian or Alaskan Native 0% Asian 3% Black or African American 11% Native Hawaiian/Other Pacific Islander 0% Two or More Races 1% Hispanic or Latino 13% White 72% Global Associates by Age Under 30 10% 30–50 57% Over 50 33% Turnover** Total Global Turnover = 7.8% U.S. & Canada 12.3% 13.0% 12.6% Europe/Middle East/Africa 5.0% 4.6% 4.8% Asia 9.2% 3.5% 6.6% Latin America 5.7% 7.7% 6.5% Global 8.5% 7.0% 7.8% Under 30 23.0% 17.0% 20.1% 30–50 8.1% 5.4% 6.9% Over 50 6.5% 7.5% 6.9% Female 10.2% 9.3% 10.1% Male 7.6% 6.9% 7.2% New Hires*** New Hires as a % of Total Employee Population = 12.1% Female or Minority* Under 30 30–50 Over 50 Direct (Hourly) 56.0% 34.8% 55.1% 10.1% Indirect (Salaried) 49.7% 30.5% 59.0% 10.6% Total 54.0% 33.1% 56.6% 10.3% Employee Representation Avient respects our associates' right to join or not join any lawful organization and comply with all applicable laws pertaining to freedom of association and collective bargaining. Mevopur™ ProTect Oxygen Scavenger extends shelf life for PET pharma packaging by limiting oxygen (O2) degradation for drugs and nutraceuticals stored in bottles, even in transparent mono-layer versions. Sustainability Report | 2021 46 https://www.avient.com/products/thermoplastic-elastomers/versaflex-hc-thermoplastic-elastomers https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/gravi-tech-lead-replacement-formulations https://www.avient.com/products/polymer-additives/performance-enhancement-additives/withstand-antimicrobial-additives https://www.avient.com/products/vivo-formulations-healthcare/neu-custom-capabilities https://www.avient.com/mevopur-protect-oxygen-scavenger-avient-extends-shelf-life-pet-pharma-packaging *Formulations are > 20% recycled content Automotive/Transportation Demanding transportation requirements are evolving quickly to meet energy efficiency standards.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. SILCOPAS BLUE 283 ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. MC-17071PE BLUE ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. SILCOPAS BLUE 91932 ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. MC-14915PE BLUE ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. MD-17259 BLUE ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. MC-16173PE BLUE ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.

ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office. SILCOGUM BLUE 310 ASIA/PACIFIC: SDS for the Asia Pacific region can be obtained by contacting the appropriate regional office.