PolyOne Corporation Page 1 PolyOne Investor Presentation March 2016 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. 1) Special items are a non-GAAP financial measure and are used to determine adjusted earnings. Appendix Recent Acquisitions 2015 Full Year Financial Highlights At a Glance�Color, Additives and Inks At a Glance�Specialty Engineered Materials At a Glance�Designed Structures and Solutions At a Glance�Performance Products and Solutions At a Glance�Distribution Plastics: Key to Future Sustainable Development Application Examples Outdoor Applications Slide Number 32 Authentication Technology Metal Replacement Solutions Range Rover Evoque Interior Slide Number 36 High-Barrier Packaging Containers Aerospace Applications Investor Presentation - March 1, 2016 r36 Investor Presentation - March 1, 2016

Median: 5%Median: 3% Avient Specialty Other Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. Such is the case with the Clariant Masterbatch acquisition, where strong free cash flow will allow us to de-lever quickly. 19 AVIENT IS MODESTLY LEVERED 1. SEGMENT HIGHLIGHTS 37% 22% 14% Building & Electrical & C O L O R , A D D I T I V E S & I N K S 2020 PF REVENUE | $2 .0 BILLION $9 $320 2005 2020PF 2.0% 15.9% 2020 figures Pro forma estimates for acquisition of the Clariant Masterbatch business 32% 39% Latin America END MARKET REGION EBITDA DOLLAR & MARGIN $5 $120 2005 2020E 59% 18% Wire & Cable(1) 25% Electrical & 14% Building & S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2020E REVENUE | $700 MILLION 0.9% 17.1% END MARKET REGION EBITDA DOLLAR & MARGIN 25 (1) Approximately 50% of Wire and Cable sales are associated with Fiber Optic Cabling 30% 24%Packaging Electrical & Building & 1% 79% Latin America END MARKET REGION EBITDA DOLLAR & MARGIN DISTRIBUTION 2020E REVENUE | $ 1 .1 BILLION $20 $70 2005 2020E 2.9% 6.3% KEY SUPPL IER S 26 AMERICAS EUROPE ASIA 26% 13% 16% Building & 5% Electrical & 35% 14%Healthcare 17% Building & Electrical & 32% 26% 12% Building & Electrical & 2020 figures Pro forma estimates for acquisition of the Clariant Masterbatch business TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET (58% of sales) (25% of sales) (17% of sales) 27

Garratt(1) 20,000 18,000 22,399 C.M. Nikrant 20,000 N/A 71,972 (1) Mr. 1) Compensation for Messrs.

Green (1) 44,239 56,373 100,612 W.R. Nicolas (1)(2) 44,279 56,326 100,605 K.J. Name Number of Deferred Shares(1) (#) R.E.

Jeddah, Saudi Arabia 1. 有害空气污染物：6.96 MT Metrics—Planet Metrics Page 86 Energy Management (1) Total energy consumed, (2) percentage grid electricity, (3) percentage renewable, (4) total self-generated energy RT-CH-130a.1 1. Workforce Health & Safety (1) Total recordable incident rate (TRIR) and (2) fatality rate for (a) direct employees and (b) contract employees RT-CH-320a.1 1.

Jurong, Singapore 1. 有害空气污染物：6.77 MT Metrics—Planet Metrics Page 77 Energy Management (1) Total energy consumed, (2) percentage grid electricity, (3) percentage renewable, (4) total self-generated energy RT-CH-130a.1 1. Workforce Health & Safety (1) Total recordable incident rate (TRIR) and (2) fatality rate for (a) direct employees and (b) contract employees RT-CH-320a.1 1.

Jurong, Singapore 1. 有害空气污染物：6.77 MT Metrics—Planet Metrics Page 77 Energy Management (1) Total energy consumed, (2) percentage grid electricity, (3) percentage renewable, (4) total self-generated energy RT-CH-130a.1 1. Workforce Health & Safety (1) Total recordable incident rate (TRIR) and (2) fatality rate for (a) direct employees and (b) contract employees RT-CH-320a.1 1.

Number of Deferred Shares(1)   R.E. Sanders — 2,354 (1) 188,287 (1) 376,574 (1) — — — — — — — — — — — — — — — — — — — — — — — 4/29/2024 — — — — — 20,000 (5) — 866,000 — 4,068(1) 325,408 (1) 650,816 (1) — — — — — — 26,875 (2) 215,000 (2) 430,000 (2) — — — — — 2/22/2024 — — — 6,867 (3) 20,600 (3) — 39.27 254,580 2/22/2024 — — — — — 6,400 (6) — 251,328 M.A. Patterson was our First PEO from January 1 - December 1.

Gravi-Tech™ Density Modified Formulations DESIGN GUIDE 2 Gravi-Tech Chapter 1. The round located at the base of a rib should be 25% of nominal wall thickness, and all ribs should have a draft angle from 1/4°– 1°. For t 1 = 1, K = 1.

POLYMER FAMILY MATERIAL PRODUCT NAME DOSAGE Polyolefin PEA0820031 CESA Nox PEA0820031 0.5–1% Polypropylene PPA0820055 CESA Nox PPA0820055 0.5–1% Polyamide ABA0820029 CESA Nox ABA0820029 0.5–1% Polyester NBA0820022 CESA Nox NBA0820022 0.5–1% Polycarbonate NCA0820015 CESA Nox NCA0820015 0.5–2.5% Styrenic SLA0820009 CESA Nox SLA0820009 0.5–2.5% TPU RUA0820029 CESA Nox RUA0820029 0.3–1.5%