b) Facility is not included in manufacturing plants total as it is a design center/lab. d) Location also includes a design center/lab.

b) Facility is not included in manufacturing plants total as it is a design center/lab. d) Location also includes a design center/lab.

• Fostering imagination • Enabling creative exploration • Focus on customers’ sustainability • Driving long-term revenue growth ColorWorks Avient Corporation 21 • Rapid customer response • Immediate color measurement and quotation • Fast track product development to “now” • Specialized labs for fast sample delivery • Optimized formulations leveraging cost effective raw materials C U S T O M E R - F O C U S E D C O L O R F O R M U L A T I O N Avient Corporation 22 InstaColr CycleWorks A D V A N C I N G T H E C I R C U L A R E C O N O M Y • Laboratory mimics real-world circular recycling in a research environment • Conducts chemistry testing to improve plastics recycling for customers • Screening and evaluation of additive and colorant systems during recycling • Collaboration platform for customers and value chain partners Avient Corporation 23 Avient Corporation 24 Sustainable Solutions Michael Garratt and Walter Ripple Our Sustainability Promise As the world’s premier provider of specialized polymer materials, services and solutions, Avient is committed to meeting the needs of the present without compromising future generations’ ability to meet their needs.

Connected, Safer, and Smarter: PolyOne Collaborates with Halo Smart Labs on Next-Gen Home Safety Devices

Odkarby, Finland (5) (32 manufacturing plants) (1) Facility is not included in manufacturing plants total as it is also included as part of another segment. (2) There are two manufacturing plants located at Suzhou, China. (3) Facility is not included in manufacturing plants total as it is a design center/lab. (4) Facility is not owned by PolyOne, however it is included in distribution facility total as it is a primary distribution location. (5) Facility added in connection with the acquisition of ColorMatrix on December 21, 2011. (6) Facility added in connection with the acquisition of Polimaster on October 1, 2010. (7) Facility added in connection with the acquisition of Uniplen on January 3, 2011. Patterson, Executive Vice President and Chief Financial Officer 99.1 Audited Financial Statements of SunBelt Chlor Alkali Partnership *101 .INS XBRL Instance Document *101 .SCH XBRL Taxonomy Extension Schema Document *101 .CAL XBRL Taxonomy Extension Calculation Linkbase Document *101 .LAB XBRL Taxonomy Extension Label Linkbase Document *101 .PRE XBRL Taxonomy Extension Presentation Linkbase Document *101 .DEF XBRL Taxonomy Definition Linkbase Document + Indicates management contract or compensatory plan, contract or arrangement in which one or more directors or executive officers of the Registrant may be participants † The exhibits and schedules have been omitted pursuant to Item 601(b)(2) of Regulation S-K and will be provided to the Securities and Exchange Commission upon request. * XBRL (Extensible Business Reporting Language) information is furnished and not filed or a part of a registration statement or prospectus for purposes of sections 11 or 12 of the Securities Act of 1933, is deemed not filed for purposes of section 18 of the Securities Exchange Act of 1934, and otherwise is not subject to liability under these sections. Patterson, Executive Vice President and Chief Financial Officer 99.1 Audited Financial Statements of SunBelt Chlor Alkali Partnership *101 .INS XBRL Instance Document *101 .SCH XBRL Taxonomy Extension Schema Document *101 .CAL XBRL Taxonomy Extension Calculation Linkbase Document *101 .LAB XBRL Taxonomy Extension Label Linkbase Document *101 .PRE XBRL Taxonomy Extension Presentation Linkbase Document *101 .DEF XBRL Taxonomy Definition Linkbase Document + Indicates management contract or compensatory plan, contract or arrangement in which one or more directors or executive officers of the Registrant may be participants † The exhibits and schedules have been omitted pursuant to Item 601(b)(2) of Regulation S-K and will be provided to the Securities and Exchange Commission upon request. * XBRL (Extensible Business Reporting Language) information is furnished and not filed or a part of a registration statement or prospectus for purposes of sections 11 or 12 of the Securities Act of 1933, is deemed not filed for purposes of section 18 of the Securities Exchange Act of 1934, and otherwise is not subject to liability under these sections.

b) Facility is not included in manufacturing plants total as it is a design center/lab. d) Location also includes a design center/lab.

Headquartered in Avon Lake, Ohio, Avient employs approximately 9,700 people at manufacturing sites and technical labs in North America, South America, Europe, the Middle East, Asia, and Africa. b) Facility is not included in manufacturing plants total as it is a design center/lab.

Headquartered in Avon Lake, Ohio, Avient currently employs approximately 8,400 people at manufacturing sites, distribution facilities and technical labs located in North America, South America, Europe, Middle East, Asia and Africa. Lahore, Pakistan Pamplona, Spain (4) (1) There are two manufacturing plants located in Phoenix, Arizona. (2) There are three manufacturing plants located in Shanghai, China. (3) Facility is not included in manufacturing plants total as it is a design center/lab. (4) Facility is not included in manufacturing plants total as it is also included as part of another segment.

Jeddah, Saudi Arabia (44 Manufacturing Plants) (1) Facility is not included in manufacturing plants total as it is also included as part of another segment. (2) There are two manufacturing plants located at Suzhou, China. (3) Facility is not included in manufacturing plants total as it is a design center/lab. (4) There are two manufacturing plants located at Shanghai, China ITEM 3. Richardson, Executive Vice President and Chief Financial Officer** 101 .INS XBRL Instance Document** 101 .SCH XBRL Taxonomy Extension Schema Document** 101 .CAL XBRL Taxonomy Extension Calculation Linkbase Document** 101 .LAB XBRL Taxonomy Extension Label Linkbase Document** 101 .PRE XBRL Taxonomy Extension Presentation Linkbase Document** 101 .DEF XBRL Taxonomy Definition Linkbase Document** + Indicates management contract or compensatory plan, contract or arrangement in which one or more directors or executive officers of the Registrant may be participants † The exhibits and schedules have been omitted pursuant to Item 601(b)(2) of Regulation S-K and will be provided to the Securities and Exchange Commission upon request. ** Filed herewith. 67POLYONE CORPORATION SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Remi de Napierville, 16.Mumbai, India Quebec, Canada 17.Pamplona, Spain 15.Dongguan, China 18.Bangkok, Thailand (15 manufacturing plants) 19.Pudong (Shanghai), China Shenzhen, China (1) 20.Tianjin, China 21.Novo Hamburgo, Brazil 22.Berea, Ohio (5) 23.Richland Hills, Texas (5) 24.Bethel, Connecticut (5) 25.Barberton, Ohio (5) 26.Knowsley, United Kingdom (5) 27.Eindhoven, Netherlands (5) 28.Suzhou, China (5) 29.Shanghai, China 30.Itupeva, Brazil (5) 31.Odkarby, Finland (5) (31 manufacturing plants) (1) Facility is not included in manufacturing plants total as it is also included as part of another segment. (2) There are two manufacturing plants located at Suzhou, China. (3) Facility is not included in manufacturing plants total as it is a design center/lab. (4) Facility is not owned by PolyOne, however it is included in distribution facility total as it is a principal distribution location. (5) Facility added in connection with the acquisition of ColorMatrix on December 21, 2011. (6) Facility added in connection with the acquisition of Glasforms on December 19, 2012. Diemer, Jr., Senior Vice President and Chief Financial Officer 99.1 Audited Financial Statements of SunBelt Chlor Alkali Partnership (incorporated herein by reference to Exhibit 99.1 to the Company’s Form 10-K, filed with the Commission on February 17, 2012, SEC File No. 1-106091) *101 .INS XBRL Instance Document *101 .SCH XBRL Taxonomy Extension Schema Document *101 .CAL XBRL Taxonomy Extension Calculation Linkbase Document *101 .LAB XBRL Taxonomy Extension Label Linkbase Document *101 .PRE XBRL Taxonomy Extension Presentation Linkbase Document *101 .DEF XBRL Taxonomy Definition Linkbase Document + Indicates management contract or compensatory plan, contract or arrangement in which one or more directors or executive officers of the Registrant may be participants † The exhibits and schedules have been omitted pursuant to Item 601(b)(2) of Regulation S-K and will be provided to the Securities and Exchange Commission upon request. * XBRL (Extensible Business Reporting Language) information is furnished and not filed or a part of a registration statement or prospectus for purposes of sections 11 or 12 of the Securities Act of 1933, is deemed not filed for purposes of section 18 of the Securities Exchange Act of 1934, and otherwise is not subject to liability under these sections.