BSI Constructors has been one of the leaders in the construction industry for more than 30 years. The company offers negotiated general contracting, general contracting hard bid and design and build services. It provides its services for various kinds of projects, such as historical renovation, hospitality, laboratory, cultural, educational, multifamily, museum, office buildings and parking garages. The company s projects also include recreational, religious, retail senior living, structural concrete and industrial facilities. BSI is a charter member of the St. Louis Construction Industry Substance Abuse Consortium and all its employees, office and field, are enrolled and subject to the substance abuse testing requirements of the consortium. The company is headquartered in St. Louis.