Avient Corporation is a manufacturer of specialized polymer materials headquartered in Avon Lake, Ohio.

[2] In 2009, PolyOne was ranked #731 on the Fortune 1000 list and included in the S&P 600 investment index.

In the mid-1980s, Hanna began to divest its historic mining and shipping businesses to focus on polymers.

[citation needed] Geon’s roots date back to 1927 when BFGoodrich scientist Waldo Semon produced the first usable vinyl polymer, marketed under the trade name “Geon”.

[citation needed] In October 2019, PolyOne sold its performance products and solutions business unit, renamed to GEON Performance Solutions, to SK Capital.