Cardinal IG

Cardinal Glass Industries is a management-owned S-Corporation leading the industry in the development of domestic glass for doors and windows. We currently have expanded to more than 5, 500 employees situated at 27 manufacturing locations around the US. At Cardinal, we try to maintain a clear vision: design and fabricate the most advanced domestic glass products within the industry. We begin with a heavy investment in research and development. Our twin R&D centers in Minnesota and Wisconsin supply the basis for new advances in glazing fenestration.