Avient Corporation Chairman, President and Chief Executive Officer, Avient Corporation

PolyOne Corporation Chairman, President, and Chief Executive Officer, PolyOne Corporation

Investor contact: Isaac DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 Isaac.deluca@avient.com Media contact: Kyle Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com Company Officers

Leffler joined PolyOne in 2008 as senior finance manager in Corporate Treasury and was later promoted to finance director, South America, while based in the company's offices in Sao Paulo, Brazil. Richardson, executive vice president and Chief Financial Officer. Company Officers

Individual DR plans are in place per specific plants and satellite offices A8 If you answered “Yes” to Question (A1), what percentage of “business as usual” servicing capability is the plan designed to address? Yes A10 Is your main IT facility or data center located in the same building or office complex occupied by your main business or operations staff? Critical work functions have mobile computing equipment, and would work from a home/remote offices.

Colorant Chromatics est une filiale de Avient Corporation. Colorant Chromatics  è una società di Avient Corporation. Explore our worldwide innovation centers, sales offices, regional headquarters, distribution and manufacturing centers

Our Internet address is www.polyone.com. Patterson Chairman, President and Chief Executive Officer   POLYONE CORPORATION Exhibit 31.2 CERTIFICATION I, Bradley C. SLOAN Vice President, Treasurer THOMAS TAYLOR Vice President, Global Sourcing and Logistics CORPORATE OFFICERS BOARD OF DIRECTORS ROBERT M.

Chairman, President and Chief Executive Officer, Chief Digital Officer Chain Officer

PolyOne Corporation Verduin, 59, is Chief Technology Officer at Chairman, President and Chief Executive Officer,

Avient Corporation Chairman, President and Chief Executive Officer, Avient.  She more recently was promoted to Chief Commercial Officer, where she was also responsible for Corporate Technology and Sales Excellence.