Apogee is a manufacturer and installer of architectural building products used in non-residential construction — offices, healthcare facilities, airports, and similar structures. Its core products are glass and aluminum-based systems that form the exterior envelope of buildings, including windows, curtainwall, storefronts, and entrances. Apogee operates four segments: Architectural Metals (~36% of revenue) fabricates aluminum windows, curtainwall, and storefront systems under brands including Tubelite, EFCO, and Wausau; Architectural Services (~31%) designs, engineers, and installs curtainwall and facade systems under the Harmon brand, with Apogee claiming to be the largest glazing installation contractor in North America; Architectural Glass (~19%) fabricates high-performance insulating, laminated, and specialty coated glass under the Viracon brand, focused on premium proprietary products rather than commodity glass; and Performance Surfaces (~14%) manufactures coated materials for fine arts, wall decor, digital displays, and industrial flooring under brands including Tru Vue and ResinDEK. The three architectural segments are cyclical, tied to non-residential construction activity, and driven by project volume, pricing discipline, and aluminum cost pass-through. Performance Surfaces is less cyclical, more distribution-oriented, and carries higher and more stable margins. Apogee has pursued M&A to grow Performance Surfaces, most recently acquiring UW Solutions, which roughly doubled that segment and added industrial flooring.