Saint-Gobain Saint Gobain - Founded in 1665, headquartered just outside of Paris, France. Added abrasives and ceramics in 1986 to their existing product lines, then other construction materials. Manufactures all three types of abrasives: Bonded, coated, and diamond, under three brands: Norton, Winter, and Flexovit. Products: 250,000+ Subsidiaries: 3 abrasives brands, distributors in 26 countries. Employees: >16,000 Revenue: Abrasives revenue unknown