Apogee Enterprises, Inc. designs and develops glass and metal products and services in the United States, Canada, and Brazil. The company operates in four segments: Architectural Framing Systems, Architectural Glass, Architectural Services, and Large-Scale Optical Technologies (LSO). The Architectural Framing Systems segment designs, engineers, fabricates, and finishes the aluminum frames used in customized aluminum and glass window; curtain wall; storefront; and entrance systems, such as the outside skin and entrances of commercial, institutional, and multi-family residential buildings. The Architectural Glass segment fabricates coated and high-performance glass used in customized window and wall systems, including the outside skin of commercial, institutional, and multi-family residential buildings. The Architectural Services segment offers full-service installation of the walls of glass, windows, and other curtain wall products making up the outside skin of commercial and institutional buildings. The LSO segment manufactures value-added glass and acrylic products for framing and display applications. The company's products and services are primarily used in commercial buildings, such as office buildings, hotels, and retail centers; and institutional buildings comprising education facilities, health care facilities, and government buildings, as well as multi-family residential buildings. It markets its architectural products and services through direct sales force, independent sales representatives, and distributors to glazing subcontractors and general contractors; and value-added glass and acrylics through retail chains, picture-framing shops, and independent distributors to museums, galleries, and other customers. The company was incorporated in 1949 and is based in Minneapolis, Minnesota.