Century Stair Company is a premier manufacturer of stairs and rails on the East Coast. Don Costello established the company in 1976. The company builds all varieties of preassembled wood stairs. These include curve stairs, winder stairs, open stairs, combination stairs and straight box stairs. Another major product line is preassembled handrail systems. These may be ordered unfinished or prefinished in a variety of styles and colors. It also manufacturers its own rail parts and sells these to builders that install their own systems. The company also maintains a full-time installation staff that provides service to the builder or homeowner. It serves customers in Washington, Maryland, New Jersey, Massachusetts, New York, Pennsylvania and Virginia. Century Stair Company is located in Haymarket, Va.