As of March 13, 2013, Spartech Corp. was acquired by PolyOne Corporation. Spartech Corporation, together with its subsidiaries, operates as an intermediary processor of engineered thermoplastics, polymeric compounds, and concentrates. It operates in three segments: Custom Sheet and Rollstock, Packaging Technologies, and Color and Specialty Compounds. The Custom Sheet and Rollstock segment primarily manufactures plastic sheets, custom rollstock, calendered films, laminates, and acrylic products. This segment’s custom sheet and rollstock is used in various markets, including material handling, transportation, building and construction, recreation and leisure, electronics and appliances, sign and advertising, aerospace, and other markets. The Packaging Technologies segment offers custom-designed plastic packages and custom rollstock primarily used in the food and consumer product markets. This segment’s packaging technologies products are principally used in the food, medical, and consumer packaging, as well as in graphic arts markets. The Color and Specialty Compounds segment manufactures custom-designed plastic alloys, compounds, and color concentrates for use by manufacturing customers servicing the transportation, building and construction, packaging, agriculture, lawn and garden, electronics and appliances, and other markets. The company sells products through its sales force, as well as through independent sales representatives and wholesale distributors. It serves customers primarily in the United States, Mexico, Canada, Europe, Asia, and internationally. Spartech Corporation was founded in 1947 and is headquartered in Clayton, Missouri.