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                  Glass Supplies, Inc.
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                  High performance, environmentally friendly glass processing fluids and related products.
                   
                  
                  
                   
                  
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                | 3.  | 
                
                  
                  Oldcastle Glass
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                  Produces heat-treated glass, including tempered safety, heat-strengthened, and insulating units for commercial and industrial applications.
                   
                  
                  
                   
                  
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                | 4.  | 
                
                  
                  Pilkington
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                  Pilkington has three main areas of activity - building, automotive and    technical products glass.
                   
                  
                  
                   
                  
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                | 5.  | 
                
                  
                  Changxing Changsheng Group Co. Ltd.
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                  Specializes in  glass manufacturing and deep-processing and production of three primary color light tubes and energy-saving lamps. From China.
                   
                  
                  
                   
                  
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