$0.30 $0.52 Q4 2020 ORGANIC PERFORMANCE 3 Sales $922 $997 +8% Operating Income EPS $58 $80 +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) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Q4 2020 SEGMENT PERFORMANCE 4 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 +8% +7% +7% +12% $5 $5 $5 $58 $5 $5 $5 $80 Avient CAI SEM Total $17 $19 $40 $18 $30 $58 Distribution SEM CAI +38% +45% +58% +6% (3) (3) (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 5 • 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 10% 23%8% 21% 4% 15% 2006 2020PF Healthcare Consumer Packaging Avient Portfolio Transformation 22% 59% CLARIANT MASTERBATCH: TRANSFORMATIONAL ACQUISITION Clariant MB EBITDA Growth Purchase Price Multiple 10.8 9.6 6.5 2019PF 2020PF 2020PF w/ Full Synergies • 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. We will deliver for our stakeholders through multiple value creation levers—many of which are unique to Avient: o Demand for sustainable solutions, healthcare, and composites, together with Clariant Masterbatch revenue synergies, that will drive 2021 revenue growth of 8% and long-term growth in excess of GDP o Clariant Masterbatch cost synergy capture will result in significant near-term benefit In addition, we remain committed to increasing annual dividends in line with earnings growth and opportunistically buying back shares, all while remaining modestly levered. Avient acquired the Clariant Masterbatch business (CMB) on July 1, 2020 (the “Acquisition Date”).

Future-Proof’ Pharma Packaging: Avient Launches New Regulatory-Compliant MEVOPUR™ Amber Masterbatches Avient Launches New Renol™ and Remafin™ Masterbatches Developed to Create Natural-Looking TPE Wine Corks CLEVELAND – June 10, 2021 – Avient today announced the launch of a new special-effect masterbatch package that enables production of natural-looki

Avient and IVCC created a new medium scale masterbatch production laboratory in China to support research and development into non-registered novel active ingredients for incorporation into long lasting treated nets. Avient has extensive global ability in the formulation development and manufacturing of groundbreaking material solutions to support malaria control, including a technologically advanced anti-mosquito masterbatch for use in long lasting treated nets. The novel insecticides in development are formulated tightly into the masterbatch, allowing best bio-efficiency performance with a permanent but slow release to the surface—just enough to kill any mosquito by contact.

Avient and IVCC created a new medium scale masterbatch production laboratory in China to support research and development into non-registered novel active ingredients for incorporation into long lasting treated nets. Avient has extensive global ability in the formulation development and manufacturing of groundbreaking material solutions to support malaria control, including a technologically advanced anti-mosquito masterbatch for use in long lasting treated nets. The novel insecticides in development are formulated tightly into the masterbatch, allowing best bio-efficiency performance with a permanent but slow release to the surface—just enough to kill any mosquito by contact.

Silicone masterbatch dispersions use a silicone elastomer gum binder to create masterbatches. These products are available in cuttable masterbatches or slabs for certain thermoset applications.

Executive Vice President and CFO, will provide insights and commentary on the company's growth expectations for the first quarter, strong financial position, as well as the status of the previously announced Clariant Masterbatch acquisition.  the time required to consummate the acquisition of Clariant's color and additive masterbatch business; the satisfaction or waiver of conditions in the purchase agreements; any material adverse changes in Clariant's color and additive masterbatch business; the ability to obtain required regulatory or other third-party approvals and consents and otherwise consummate the proposed acquisition of Clariant's color and additive masterbatch business; our ability to achieve the strategic and other objectives relating to the proposed acquisition of Clariant's color and additive masterbatch business, including any expected synergies; our ability to successfully integrate Clariant's color and additive masterbatch business and achieve the expected results of the acquisition of Clariant's color and additive masterbatch business, including, without limitation, the acquisition being accretive; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply, and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to raise or sustain prices for products or services; an ability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to acquisitions and integration, working capital reductions, costs reductions and employee productivity goals; information systems failures and cyberattacks; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

Sourcing the additive as a masterbatch, often bundled with colorant, makes it easier to add to your production process. With that in mind, here are a few caveats to remember during your search for laser marking masterbatches: When possible, select an additive or masterbatch that’s been developed for your specific industry – this can help you save time and improve quality

BLACK 1 68836 GN PE MASTERBATCH 154613 OR PE MASTERBATCH

153613 GN LLDPE MASTERBATCH BLACK FRPP BLACK PAINT TRAY

104661 OR SL LLDPE MASTERBATCH BLACK STREAK 3302-OR-50 ORANGE PE MASTERBATCH