Harmon is one of the largest glazing contracting companies in the United States. The company has been operational since 1949. It serves customers throughout northern Virginia. Harmon offers new construction, emergency repair, renovation, design, engineering, procurement, fabrication and installation services. The company provides project management, glass replacement, door entrance maintenance, hardware replacement and leak detection services. Its products include metal panels, cladding systems, windows, ornamental metals, and structural glass and curtain walls. The company s projects include Optima Camelview Village, William Rainey Harper College Avante Center, National Institute of Health and High Museum of Art. Harmon is a part of Apogee Enterprises, which is a publicly held international corporation that specializes in the design and development of glass products and systems.