|Name (Stock Symbol)||Brief Description|
|Guardian Industries Corporation
||Guardian Industries Corporation manufactures float glass and fabricated glass products.
|Pilkington Group Limited
||Nippon Sheet Glass Co., Limited acquired Pilkington Group Limited through NSG UK Enterprises Limited, a wholly owned subsidiary. Pilkington manufactures flat glass.
|Libbey Owens Ford Company
||Libbey Owens Ford Company was a former glass manufacturer and distributor.
||NSG Group manufactures glass and glazing systems.
|Nippon Sheet Glass Co.
||Nippon Sheet Glass Co. is a glass manufacturer.
||CertainTeed Corporation is a North American manufacturer of building materials including roofing, vinyl and fiber cement siding, trim, fence, railing, deck, foundations, insulation, gypsum, ceilings, and pipe products. CertainTeed has approximately 7,000 employees and 70 facilities throughout the United States and Canada.
||Saint-Gobain, together with its subsidiaries, engages in the design, manufacture, and distribution of functional materials, such as glass, ceramics, plastics, and cast iron worldwide. It operates through five segments: Flat Glass, Packaging, Construction Products, Building Distribution, and High-Performance Materials. It owns Certianteed.
|Saint-Gobain Glass Exprover
||Saint-Gobain Glass Exprover, a subsidiary of Sain-Gobain, manufactures glass for industrial applications.
|AGC Flat Glass North America, Inc.
||AGC Flat Glass North America, Inc. supplies clear and tinted flat-glass products, energy-efficient coated glass, reflective products, solar solutions, automotive glass, and specialty products such as patterned, acid-etched and painted glass products to the construction, specialty, solar and automotive glass markets. Formerly known as AFG Industries, AGC Flat Glass North America is a subsidiary of Asahi Glass Company.
|AGC Flat Glass Europe
||AGC Flat Glass Europe supplies clear and tinted flat-glass products, energy-efficient coated glass, reflective products, solar solutions, automotive glass, and specialty products such as patterned, acid-etched and painted glass products to the construction, specialty, solar and automotive glass markets in Europe. Formerly known as Glaverbel, AAGC Flat Glass Europe is a subsidiary of Asahi Glass Company.
|AGC InterEdge Technologies, Inc.
||AGC InterEdge Technologies is wholly owned by AGC Flat Glass North America. AGC InterEdge Technologies supplies glass products to the construction industry.
|AMA Glass Corporation
||AMA Glass Corporation importers and exporters architectural glass products. AMA Glass is the sole importer of Asahi commercial glass into North America and the largest importer of Glaverbel glass. AMA Glass is a wholly owned subsidiary of AFG Industries, Inc.