Founded in 1984, Clayco Construction Company is the nation\'s most creative builder, headquartered in St. Louis, Missouri, with full-service offices in Chicago, Dallas and Detroit. A leading design/build and general contracting firm, Clayco currently has projects under construction in 25 cities across the United States. This year, Clayco will deliver over 12-million square feet of new construction. Since 1990, Clayco has completed more than 60-million square feet of design/build construction.