Established in 1913, Olaf Anderson & Sons Construction Company is a design-build general contracting firm. The company has built over 250 acres of buildings with masonry, pre-cast concrete, wood and steel materials. In addition to conventional construction, it builds pre-engineered building systems. The firm s client portfolio includes athletic facilities, churches, automotive and machinery industries, grocery stores, health care centers, banks and financial institutions, corporate customers, warehouses, retail centers and many others. Based in Fargo, N.D., Olaf Anderson & Sons Construction Company serves customers across the tri-state area of North Dakota, South Dakota and Minnesota and has also carried out projects in Wisconsin and Iowa.