TOOL MANUFACTURER T O O L H A N D L E S • Electrical resistivity of 100 MΩ, ESD • Hardness of 90 Shore A or higher • Suitable for OM onto PP • White color • Provided a solution with permanent antistatic properties and excellent tear resistance, enhancing durability • Met required hardness range, giving handle excellent grip • Simplified manufacturing process with excellent adherence directly onto PP substrate Stat-Tech™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION TOUCH & GRIP WITH ESD LEARN MORE Copyright © 2023, Avient Corporation.

RADIATION PROTECTION OEM P E R S O N A L P R O T E C T I O N A P R O N S • Enhanced performance and compatibility with other materials being used during production • Improved durability in various environments • Onsite technical and processing support • Formulations in clear, neutral and black shades • Formulated a plastisol solution for better dispersion of customer’s raw materials and enhanced compatibility with pigments being used • Provided superior indoor and outdoor performance for the end application • Offered onsite support to help streamline processing • Delivered a range of colors to meet brand requirements CORE™ Vinyl Plastisols KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTIONS PERFORMANCE + PROCESSING LEARN MORE Copyright © 2024, Avient Corporation.

GLOBAL FITNESS BRAND R E S I S T A N C E B A N D • Soft material (25-30 Shore A durometer) • Grippy feel • Good colorability • Compatible with injection molding • Developed a custom-made TPE with excellent rebound resilience, even after 45,000 stretches • Replaced thermoset rubber with a recyclable material • Supported higher production efficiency to reduce total cost Versaflex Thermoplastic Elastomers KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION PROCESSABILITY + PERFORMANCE LEARN MORE Copyright © 2024, Avient Corporation.

FABRIC MASK MANUFACTURER P P N O N W O V E N M U L T I L A Y E R S • Meet regulatory requirements for the application • Provide technical support including specific color, processing and molding recommendations • Deliver a highly hydrophilic performance • Developed a compliant additives solution to meet necessary regulatory specifications • Provided technical expertise throughout the design and manufacturing process • Offered an effective solution to make it soft touch while hydrophilic Cesa Fiber Additives KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION COMPLIANCE + EFFECTIVENESS LEARN MORE Copyright © 2024, Avient Corporation.

Patterson, Chairman, President, and Chief Executive Officer, Avient Corporation. To access Avient’s news library online, please visit www.avient.com/news. Three Months Ended June 30, Six Months Ended June 30, 2023 2022 2023 2022 Sales: Color, Additives and Inks $ 524.5 $ 649.1 $ 1,061.5 $ 1,298.6 Specialty Engineered Materials 300.8 242.3 610.5 485.4 Corporate (0.9) (0.4) (1.9) (0.8) Sales $ 824.4 $ 891.0 $ 1,670.1 $ 1,783.2 Gross margin: Color, Additives and Inks $ 164.1 $ 193.4 $ 326.1 $ 385.5 Specialty Engineered Materials 91.5 66.0 185.4 134.4 Corporate (14.9) 1.5 (23.2) (4.6) Gross margin $ 240.7 $ 260.9 $ 488.3 $ 515.3 Selling and administrative expense: Color, Additives and Inks $ 96.1 $ 99.8 $ 192.5 $ 197.4 Specialty Engineered Materials 51.8 30.8 102.6 60.9 Corporate 30.5 30.2 73.8 54.7 Selling and administrative expense $ 178.4 $ 160.8 $ 368.9 $ 313.0 Operating income: Color, Additives and Inks $ 68.0 $ 93.6 $ 133.6 $ 188.1 Specialty Engineered Materials 39.7 35.2 82.8 73.5 Corporate (45.4) (28.7) (97.0) (59.3) Operating income $ 62.3 $ 100.1 $ 119.4 $ 202.3 Depreciation & amortization: Color, Additives and Inks $ 25.7 $ 25.8 $ 51.5 $ 51.9 Specialty Engineered Materials 19.9 7.6 41.1 15.5 Corporate 2.0 3.1 5.5 6.9 Depreciation & Amortization $ 47.6 $ 36.5 $ 98.1 $ 74.3 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 93.7 $ 119.4 $ 185.1 $ 240.0 Specialty Engineered Materials 59.6 42.8 123.9 89.0 Corporate (43.4) (25.6) (91.5) (52.4) Other income (expense), net (0.2) 1.6 0.5 1.0 EBITDA including special items $ 109.7 $ 138.2 $ 218.0 $ 277.6 Total Company special items in EBITDA 21.6 (0.2) 47.1 4.4 Total Company, EBITDA adjusted $ 131.3 $ 138.0 $ 265.1 $ 282.0 13 Attachment 7 Avient Corporation Reconciliation of Non-GAAP Financial Measures (Unaudited) (In millions, except per share data) Senior management uses gross margin before special items and operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

Patterson, Chairman, President, and Chief Executive Officer, Avient Corporation. Beggs, Senior Vice President and Chief Financial Officer, Avient Corporation. To access Avient’s news library online, please visit www.avient.com/news.

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. Webcast Details Avient will host a webcast on Tuesday, May 7, 2024 at 8:00 a.m. 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 Gross margin: Color, Additives and Inks $ 171.2 $ 162.0 Specialty Engineered Materials 107.0 93.9 Corporate — (8.3) Gross margin $ 278.2 $ 247.6 Selling and administrative expense: Color, Additives and Inks $ 96.4 $ 96.4 Specialty Engineered Materials 53.6 50.8 Corporate 34.2 43.3 Selling and administrative expense $ 184.2 $ 190.5 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 12 Attachment 7 Avient Corporation Reconciliation of Non-GAAP Financial Measures (Unaudited) (In millions, except per share data) Senior management uses gross margin before special items and operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

In previous roles at Avient, Mr. Kronimus served as international controller and finance director as well as other positions of financial, commercial and plant management in Avient’s Color, Additives & Ink business unit. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. For the same reasons, Avient is unable to address the probable significance of the unavailable information. Avient reflects 2023 adjusted EBITDA guidance of $525M and estimated run-rate CAPEX of $110M. 2023E (%) 27 79 89 83 83 78 75 90 81 76 72 68 63 53 11 Avient Specialty Other Specialty / MULTIPLE EXPANSION Note: Avient reflects 2023 adjusted EBITDA guidance of $525M and closing share price of $37.07.

Gajewski joined Avient in July 2013 from AkzoNobel/PPG and has since taken on multiple roles with increasing responsibility within the Human Resources function, including HR Director for Avient’s Color, Additives & Inks business segment, and an international assignment with responsibility for the EMEA and India regions. Gajewski led Avient’s learning and organizational development programs, talent management and acquisition, as well as working as the HR Director for all global Corporate Functions. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com