For the third year in a row, Avient is proud of our perfect score of 100/100 on the Corporate Equality Index, earning us the distinction as a Best Place to Work for LGBTQ Equality.The Corporate Equality Index (CEI) is the U.S.’ premier report on corporate policies and practices relating to LGBTQ workplace equality, administered by the Human Rights Campaign (HRC) Foundation. One measure of innovation success we use is our Vitality Index, which shows the percentage of our specialty sales generated from solutions introduced in the last five years. In 2021, our Vitality Index reached 35%, validating the strength of our technology portfolio.

Property Unit Hammerhead Composite Panel (non-FR) Hammerhead FR Flame Retardant Panel Areal Weight (lb/sqft) 1.15 1.34 Thickness (in) 1.02 1.02 Max Force* (lbf) 447 508 Modulus* (ksi) 323 321 Flexural Rigidity* (lb*in^2) 85,000 84,000 R-Value (/in) 4 4 MECHANICAL PROPERTIES Class A Class B Class C Flame Spread Index 0–25 26–75 76–200 Smoke Developed Index 0–450 ASTM E84 FLAME SPREAD CLASSIFICATION * ASTM D7249, 22” support span 4-point bend Hammerhead Composite Panel (non-FR) Hammerhead FR Flame Retardant Panel Panel Thickness 1 in. 1 in. 4 in. Flame Spread Index 150 20 20 Smoke Developed Index 350 60 70 Class C A A ASTM E84 FLAME SPREAD RESULTS

Avient received a 75% score on the Human Rights Campaign Foundation’s 2023 Corporate Equality Index. page=1 https://www.hrc.org/resources/corporate-equality-index https://www.hrc.org/resources/corporate-equality-index https://www.barrons.com/lists-rankings/top-sustainable-companies? In 2023, our Vitality Index reached 37%, validating the strength of our technology portfolio. �� �� �� �� ��� R&D Spend U .S .

We are proud to yet again earn a perfect score of 100/100 on the Corporate Equality Index. One measure of innovation success we use is our Vitality Index, which shows the percentage of our specialty sales generated from solutions introduced in the last five years. In 2020, our Vitality Index reached 36%*, validating the strength of our technology portfolio.

Avient received a 75% score on the Human Rights Campaign Foundation’s 2023 Corporate Equality Index. page=1 https://www.hrc.org/resources/corporate-equality-index https://www.hrc.org/resources/corporate-equality-index https://www.barrons.com/lists-rankings/top-sustainable-companies? In 2023, our Vitality Index reached 37%, validating the strength of our technology portfolio. �� �� �� �� ��� R&D Spend U .S .

Avient received a 75% score on the Human Rights Campaign Foundation’s 2023 Corporate Equality Index. page=1 https://www.hrc.org/resources/corporate-equality-index https://www.hrc.org/resources/corporate-equality-index https://www.barrons.com/lists-rankings/top-sustainable-companies? In 2023, our Vitality Index reached 37%, validating the strength of our technology portfolio. �� �� �� �� ��� R&D Spend U .S .

Moreover, Avient proudly received a 100% score on the Human Rights Campaign Foundation’s 2022 Corporate Equality Index for the third consecutive year. In 2022, our Vitality Index reached 33%, validating the strength of our technology portfolio. �� �� �� �� ��� R&D Spend U .S . A summary of the analysis can be found in the Index of this Sustainability Report, and full details are attached to our 2022 CDP Report.

Clarity The clarity of compound is determined by refractive index of each ingredient and the resultant morphology. Ingredient selection for the TPE compound required a careful match of refractive indexes. Transparent or translucent compound can be made even though SEBS and PP have different refractive index.

Two years ago we earned a score of 90/100 on the Corporate Equality Index (CEI). Avient is the first place I’ve ever worked that I’ve felt comfortable enough hanging up a picture of my wife at my desk. In 2019, our Vitality Index reached 37%, validating the strength of our technology portfolio.

Two years ago we earned a score of 90/100 on the Corporate Equality Index (CEI). Avient is the first place I’ve ever worked that I’ve felt comfortable enough hanging up a picture of my wife at my desk. In 2019, our Vitality Index reached 37%, validating the strength of our technology portfolio.