Patents and Trademarks We own and maintain a number of patents and trademarks in the United States and other key countries that contribute to our competitiveness in the markets we serve because they protect our inventions and product names against infringement by others. A number of foreign countries and domestic communities have enacted, or are considering enacting, laws and regulations concerning the use and disposal of plastic materials. International equities primarily represent publicly-traded equity securities of developed international countries and emerging markets with a focus on growth or value.

For example, we held our first ever Global Sales Meeting in February, bringing together more than 500 PolyOne sales professionals from 34 countries to train, strategize and collaborate with a goal of serving our customers more holistically, across borders and across business units. POLYONE CORPORATION 7 A number of foreign countries and domestic communities have enacted, or are considering enacting, laws and regulations concerning the use and disposal of plastic materials. International equity funds invest in publicly-traded equity securities of companies domiciled in the United States, developed international countries, and emerging markets typically with a market capitalization greater than $2 billion with a focus on growth or value and are invested across the capitalization spectrum.

Patents and Trademarks We own and maintain a number of patents and trademarks in the United States and other key countries that contribute to our competitiveness in the markets we serve because they protect our inventions and product names against infringement by others. Our operations are subject to risks; including, but not limited to, the following: • changes in local government regulations and policies including, but not limited to foreign currency exchange controls or monetary policy, repatriation of earnings, expropriation of property, duty or tariff restrictions, investment limitations and tax policies; • political and economic instability and disruptions, including labor unrest, civil strife, acts of war, guerrilla activities, insurrection and terrorism; • legislation that regulates the use of chemicals; • disadvantages of competing against companies from countries that are not subject to U.S. laws and regulations, including the Foreign Corrupt Practices Act (FCPA) and the U.K. Any significant change in the value of the currencies of the countries in which we do business against the U.S. dollar, whether precipitated by governmental monetary policy or otherwise, could affect our ability to sell products competitively and control our cost structure, which could have a material adverse effect on our business, financial condition and results of operations.

See the discussion of risks associated with raw material supply and costs in Item 1A “Risk Factors”. 6 POLYONE CORPORATION Patents and Trademarks We own and maintain a number of patents and trademarks in the U.S. and other key countries that contribute to our competitiveness in the markets we serve because they protect our inventions and product names against infringement by others. A number of foreign countries and domestic communities have enacted, or are considering enacting, laws and regulations concerning the use and disposal of plastic materials. International equity funds invest in publicly-traded equity securities of companies predominantly in the United States, developed international countries and emerging markets typically with a market capitalization greater than $2 billion with a focus on growth or value and are invested across the capitalization spectrum.

Rose, Vice President, Marketing and Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Marketing and Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com