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Maxxam™ FR NHFR Flame Retardant Polyolefin Formulations: non-halogen flame-retardant polyolefins that are engineered to meet stringent flammability performance requirements up to UL 94 V0/5VA without the use of halogenated flame-retardant systems. SEARCH INVESTOR NEWS

Avient Design is a highly specialized group of industrial designers and project engineers who use a unique combination of design, polymer science, and manufacturing expertise to simplify the product design process and help get you to market faster. SEARCH INVESTOR NEWS

Platform operating income mix percentage 2005Y* 2006Y* 2007Y* 2008Y* 2009Y* 2010Y* 2011Y* Global Specialty Engineered Materials $ 0.4 $ 3.9 $ 4.9 $ 17.6 $ 20.6 $ 49.7 $ 45.9 Global Color, Additives and Inks 4.3 8.9 25.7 28.1 25.2 37.7 43.4 Specialty Platform $ 4.7 $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 89.3 Performance Products and Solutions 75.7 64.2 65.8 31.3 33.1 54.0 62.4 Distribution 19.5 19.2 22.1 28.1 24.8 42.0 56.0 SunBelt Joint Venture 91.9 102.9 34.8 28.6 25.5 18.9 5.0 Corporate (51.5) 34.5 (73.3) (425.1) 7.9 (27.7) 20.3 Operating income (loss) GAAP $ 140.3 $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 233.0 Less: Corporate operating expense (income) 51.5 (34.5) 73.3 425.1 (7.9) 27.7 (20.3) Operating income excluding Corporate $ 191.8 $ 199.1 $ 153.3 $ 133.7 $ 129.2 $ 202.3 $ 212.7 Specialty platform operating mix percentage 2% 6% 20% 34% 35% 43% 42% Platform operating income mix percentage 2012Y* 2012PF** Global Specialty Engineered Materials $ 47.0 $ 47.7 Global Color, Additives and Inks 66.8 81.6 Designed Structures & Solutions -- 20.9 Specialty Platform $ 113.8 $ 150.2 Performance Products and Solutions 74.9 37.4 Distribution 66.0 66.0 Corporate (87.6) ( 87.9) )Operating income GAAP $ 167.1 $ 165.7 Less: Corporate operating expense 87.6 87.9 Operating income excluding Corporate $ 254.7 $ 253.6 45% 60% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes the Resin business assets. Specialty platform operating mix percentage Platform sales and operating income (OI) 2006Y* 2007Y* 2008Y* 2009Y* 2010Y* 2011Y* Global Specialty Engineered Materials Sales $ 345.3 $ 384.4 $ 514.0 $ 402.9 $ 517.4 $ 575.1 Global Color, Additives and Inks Sales 531.8 560.5 554.3 459.8 527.4 544.6 Specialty Platform Sales $ 877.1 $ 944.9 $ 1,068.3 $ 862.7 $ 1,044.8 $ 1,119.7 Performance Products and Solutions Sales 1,166.2 1,086.8 1,001.4 667.7 776.3 865.4 PolyOne Distribution Sales 732.8 744.3 796.7 625.1 911.9 996.5 Corporate and Eliminations (153.7) (133.3) (127.7) (94.8) (111.1) (118.1) Total Sales $ 2,622.4 $ 2,642.7 $ 2,738.7 $ 2,060.7 $ 2,621.9 $ 2,863.5 Global Specialty Engineered Materials OI $ 3.9 $ 4.9 $ 17.6 $ 20.6 $ 49.7 $ 45.9 Global Color, Additives and Inks OI 8.9 25.7 28.1 25.2 37.7 43.4 Specialty Platform OI $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 89.3 Performance Products and Solutions OI 64.2 65.8 31.3 33.1 54.0 62.4 PolyOne Distribution OI 19.2 22.1 28.1 24.8 42.0 56.0 Sunbelt Joint Venture OI 102.9 34.8 28.6 25.5 18.9 5.0 Corporate and eliminations (4.6) (25.5) (28.9) (40.8) (32.5) (26.4) Special items in OI 39.1 (47.8) (396.2) 48.7 4.8 46.7 Operating income (loss) GAAP $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 233.0 Sunbelt equity income (107.0) (40.8) (32.5) (29.7) (23.1) (5.7) Special items in OI (39.1) 47.8 396.2 (48.7) (4.8) (46.7) Operating income adjusted $ 87.5 $ 87.0 $ 72.3 $ 58.7 $ 146.7 $ 180.6 Global Specialty Engineered Materials - OI % of sales 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% Global Color, Additives and Inks - OI % of sales 1.7% 4.6% 5.1% 5.5% 7.1% 8.0% Specialty platform OI - % of sales 1.5% 3.2% 4.3% 5.3% 8.4% 8.0% PP&S operating OI - % of sales 5.5% 6.1% 3.1% 5.0% 7.0% 7.2% Distribution OI - % of sales 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% PolyOne OI adjusted - % of sales 3.3% 3.3% 2.6% 2.8% 5.6% 6.3% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes the Resin business assets. Average Debt Q1 2012 Q2 2012 Q3 2012 Q4 2012 Q1 2013 Average PolyOne Debt $ 706.4 $ 705.8 $ 705.2 $ 706.9 $ 1055.5 $ 776.0 Average Equity Q1 2012 Q2 2012 Q3 2012 Q4 2012 Q1 2013 Average PolyOne shareholders’ equity $ 611.3 $ 604.3 $ 629.3 $ 629.1 $ 871.8 $ 669.2 Platform sales and operating income (OI) 2012Y* 2012PF** Q1 2013 Global Specialty Engineered Materials Sales $ 543.6 $ 773.0 $ 159.8 Global Color, Additives and Inks Sales 703.5 828.5 205.3 Designed Structures & Solutions -- 850.6 41.5 Specialty Platform Sales $ 1,247.1 2,452.1 406.6 Performance Products and Solutions Sales 837.0 696.1 159.7 PolyOne Distribution Sales 1,030.3 1,030.3 268.0 Corporate and Eliminations (121.8) (121.6) (33.2) Total Sales $ 2,992.6 $ 4,056.9 $ 801.1 Global Specialty Engineered Materials OI $ 47.0 $ 47.7 $ 16.2 Global Color, Additives and Inks OI 66.8 81.6 24.1 Designed Structures & Solutions -- 20.9 1.9 Specialty Platform OI $ 113.8 $ 150.2 $ 42.2 Performance Products and Solutions OI 74.9 37.4 13.0 PolyOne Distribution OI 66.0 66.0 16.2 Corporate and eliminations (33.7) (40.0) (14.3) Special items in OI (53.9) (53.9) (16.6) Operating income - GAAP $ 167.1 $ 159.7 $ 40.5 Special items in OI 53.9 53.9 16.6 Operating income adjusted $ 221.0 $ 213.6 $ 57.1 Global Specialty Engineered Materials - OI % of sales 8.6% 6.1% 10.1% Global Color, Additives and Inks - OI % of sales 9.5% 9.8% 11.7% Designed Structures & Solutions -- 2.5% 4.6% Specialty platform OI % of sales 9.1% 6.1% 10.4% PP&S operating OI % of sales 9.0% 5.4% 8.1% Distribution OI % of sales 6.4% 6.4% 6.0% PolyOne OI adjusted, % of sales 7.4% 5.3% 7.1% PolyOne Investor Presentation�Credit Suisse Boston Basic Materials Conference ��June 26, 2013� Forward – Looking Statements Use of Non GAAP Measures Strategy and Execution Drive Results – Since 2006: Four Pillar Strategy 2013 Portfolio Transformation Highlights PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Innovation Drives Earnings Growth We are Experts in Polymer Science and Formulation Positioned for Strong Growth First Quarter Financial Highlights Debt Maturities & Liquidity Summary – 3/31/13 Use of Cash Why Invest In PolyOne?

Platform operating income mix percentage 2005Y* 2006Y* 2007Y* 2008Y* 2009Y* 2010Y* 2011Y* Global Specialty Engineered Materials $ 0.4 $ 3.9 $ 4.9 $ 17.6 $ 20.6 $ 49.7 $ 45.9 Global Color, Additives and Inks 4.3 8.9 25.7 28.1 25.2 37.7 43.4 Specialty Platform $ 4.7 $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 89.3 Performance Products and Solutions 75.7 64.2 65.8 31.3 33.1 54.0 62.4 Distribution 19.5 19.2 22.1 28.1 24.8 42.0 56.0 SunBelt Joint Venture 91.9 102.9 34.8 28.6 25.5 18.9 5.0 Corporate (51.5) 34.5 (73.3) (425.1) 7.9 (27.7) 20.3 Operating income (loss) GAAP $ 140.3 $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 233.0 Less: Corporate operating expense (income) 51.5 (34.5) 73.3 425.1 (7.9) 27.7 (20.3) Operating income excluding Corporate $ 191.8 $ 199.1 $ 153.3 $ 133.7 $ 129.2 $ 202.3 $ 212.7 Specialty platform operating mix percentage 2% 6% 20% 34% 35% 43% 42% Platform operating income mix percentage 2012Y* 2012PF** Global Specialty Engineered Materials $ 47.0 $ 47.7 Global Color, Additives and Inks 66.8 81.6 Designed Structures & Solutions -- 20.9 Specialty Platform $ 113.8 $ 150.2 Performance Products and Solutions 74.9 37.4 Distribution 66.0 66.0 Corporate (87.6) ( 87.9) )Operating income GAAP $ 167.1 $ 165.7 Less: Corporate operating expense 87.6 87.9 Operating income excluding Corporate $ 254.7 $ 253.6 45% 60% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes the Resin business assets. Specialty platform operating mix percentage Platform sales and operating income (OI) 2006Y* 2007Y* 2008Y* 2009Y* 2010Y* 2011Y* Global Specialty Engineered Materials Sales $ 345.3 $ 384.4 $ 514.0 $ 402.9 $ 517.4 $ 575.1 Global Color, Additives and Inks Sales 531.8 560.5 554.3 459.8 527.4 544.6 Specialty Platform Sales $ 877.1 $ 944.9 $ 1,068.3 $ 862.7 $ 1,044.8 $ 1,119.7 Performance Products and Solutions Sales 1,166.2 1,086.8 1,001.4 667.7 776.3 865.4 PolyOne Distribution Sales 732.8 744.3 796.7 625.1 911.9 996.5 Corporate and Eliminations (153.7) (133.3) (127.7) (94.8) (111.1) (118.1) Total Sales $ 2,622.4 $ 2,642.7 $ 2,738.7 $ 2,060.7 $ 2,621.9 $ 2,863.5 Global Specialty Engineered Materials OI $ 3.9 $ 4.9 $ 17.6 $ 20.6 $ 49.7 $ 45.9 Global Color, Additives and Inks OI 8.9 25.7 28.1 25.2 37.7 43.4 Specialty Platform OI $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 89.3 Performance Products and Solutions OI 64.2 65.8 31.3 33.1 54.0 62.4 PolyOne Distribution OI 19.2 22.1 28.1 24.8 42.0 56.0 Sunbelt Joint Venture OI 102.9 34.8 28.6 25.5 18.9 5.0 Corporate and eliminations (4.6) (25.5) (28.9) (40.8) (32.5) (26.4) Special items in OI 39.1 (47.8) (396.2) 48.7 4.8 46.7 Operating income (loss) GAAP $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 233.0 Sunbelt equity income (107.0) (40.8) (32.5) (29.7) (23.1) (5.7) Special items in OI (39.1) 47.8 396.2 (48.7) (4.8) (46.7) Operating income adjusted $ 87.5 $ 87.0 $ 72.3 $ 58.7 $ 146.7 $ 180.6 Global Specialty Engineered Materials - OI % of sales 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% Global Color, Additives and Inks - OI % of sales 1.7% 4.6% 5.1% 5.5% 7.1% 8.0% Specialty platform OI - % of sales 1.5% 3.2% 4.3% 5.3% 8.4% 8.0% PP&S operating OI - % of sales 5.5% 6.1% 3.1% 5.0% 7.0% 7.2% Distribution OI - % of sales 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% PolyOne OI adjusted - % of sales 3.3% 3.3% 2.6% 2.8% 5.6% 6.3% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes the Resin business assets. Average Debt Q1 2012 Q2 2012 Q3 2012 Q4 2012 Q1 2013 Average PolyOne Debt $ 706.4 $ 705.8 $ 705.2 $ 706.9 $ 1055.5 $ 776.0 Average Equity Q1 2012 Q2 2012 Q3 2012 Q4 2012 Q1 2013 Average PolyOne shareholders’ equity $ 611.3 $ 604.3 $ 629.3 $ 629.1 $ 871.8 $ 669.2 Platform sales and operating income (OI) 2012Y* 2012PF** Q1 2013 Global Specialty Engineered Materials Sales $ 543.6 $ 773.0 $ 159.8 Global Color, Additives and Inks Sales 703.5 828.5 205.3 Designed Structures & Solutions -- 850.6 41.5 Specialty Platform Sales $ 1,247.1 2,452.1 406.6 Performance Products and Solutions Sales 837.0 696.1 159.7 PolyOne Distribution Sales 1,030.3 1,030.3 268.0 Corporate and Eliminations (121.8) (121.6) (33.2) Total Sales $ 2,992.6 $ 4,056.9 $ 801.1 Global Specialty Engineered Materials OI $ 47.0 $ 47.7 $ 16.2 Global Color, Additives and Inks OI 66.8 81.6 24.1 Designed Structures & Solutions -- 20.9 1.9 Specialty Platform OI $ 113.8 $ 150.2 $ 42.2 Performance Products and Solutions OI 74.9 37.4 13.0 PolyOne Distribution OI 66.0 66.0 16.2 Corporate and eliminations (33.7) (40.0) (14.3) Special items in OI (53.9) (53.9) (16.6) Operating income - GAAP $ 167.1 $ 159.7 $ 40.5 Special items in OI 53.9 53.9 16.6 Operating income adjusted $ 221.0 $ 213.6 $ 57.1 Global Specialty Engineered Materials - OI % of sales 8.6% 6.1% 10.1% Global Color, Additives and Inks - OI % of sales 9.5% 9.8% 11.7% Designed Structures & Solutions -- 2.5% 4.6% Specialty platform OI % of sales 9.1% 6.1% 10.4% PP&S operating OI % of sales 9.0% 5.4% 8.1% Distribution OI % of sales 6.4% 6.4% 6.0% PolyOne OI adjusted, % of sales 7.4% 5.3% 7.1% PolyOne Investor Presentation�Deutsche Bank 2013 Global Industrials and Basic Materials Conference ��June 12, 2013� Forward – Looking Statements Use of Non GAAP Measures Strategy and Execution Drive Results Four Pillar Strategy 2013 Portfolio Transformation Highlights PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Innovation Drives Earnings Growth Positioned for Strong Growth First Quarter Financial Highlights Debt Maturities & Liquidity Summary – 3/31/13 Use of Cash Why Invest In PolyOne?

SPECIALTY ENGINEERED MATERIALS PRODUCT SELECTION GUIDE The product design and material specification process can be daunting. If you don’t see what you need today, we are ready to tailor a custom formula to tackle your specific application requirements, while also offering engineering support and industrial design expertise along the way. SPECIALTY ENGINEERED THERMOPLASTICS 1 See technical data sheets for complete product details Icons indicate the availability of sustainable formulations.

CASE STUDY: ONCAP™ DENESTING ADDITIVE SOLUTIONS THE CHALLENGE A leading sheet producer faced a challenge when one of its largest customers, a food packaging converter, received end-user complaints that its food packaging trays were difficult to separate because they tended to stick together.

The let-down ratio (LDR) indicated after the product reference is the one used to achieve the shade shown in the color swatch.

OEMs and tier-one suppliers strive to reduce vehicle weight and incorporate more recycled materials into parts.

Santiago, 3 Junio 2021 C ód ig o de V er ifi ca ci ón : 0 12 -2 10 6- 03 09 -1 14 2 012-2106-0309-1142 Documento incorpora Firma Electronica Avanzada Código de Verificación: cec_1c0abd-0 pagina 2 de 2 EDUARDO JAVIER DIEZ MORELLO 2021-06-03T10:28:54-0600 Santiago Firma Electrónica Notario 2021-06-04T10:37:47-0400