Structures Unlimited, Inc.
Wholesale Building MaterialsNew Hampshire, United States11-50 Employees
Structures Unlimited, Inc. operates as a manufacturer and installer of daylighting structures, including structural skylights, skyroofs, pool enclosures, and canopies with walkways. The company positions itself as a single-source partner, overseeing projects from initial design through installation. Its pre-engineered box beam system can span more than 100 feet, delivering a clean, finished appearance that is intended to be low maintenance, energy efficient, and highly resistant to corrosion. The business serves architects and building designers seeking daylighting solutions and reliable, long-span structures. Based in Bow, New Hampshire, the company operates in the wholesale building materials sector with a mid-sized team. In May 2026, Apogee Enterprises announced its acquisition of Structures Unlimited, integrating the company into the Kalwall Companies within its Architectural Glass segment.