Largest manufacturers of float glass and fabricated glass products

We don't mind telling you that Guardian is one of the world's largest manufacturers of float glass and fabricated glass products. You should also know that we manufacture and supply the transportation industry with a variety of glass and trim exterior products. We've also become a significant player in the building materials distribution business. And somewhere along the line, we became one of the world's largest producer of mirrors.
Headquartered in Auburn Hills, Michigan, the privately held Guardian group of companies employs 17,000 people worldwide (that's more than 25 countries on five continents) and we value them above all else.
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