Founded in 1954, Mortenson is a diversified construction company providing its customers with state-of-the-art services in general contracting, construction management, design-build, and turnkey development. Mortenson is privately held and is currently ranked by ENR as the 25th largest contractor in the United States. With strong local presence through its Minneapolis office, Mortenson has a regional focus on work within Minnesota and surrounding states. On a national basis, Mortenson's project operations have extended into 48 states and multiple foreign countries. Mortenson is an industry leader in construction of sustainable architecture and use of 3D/4D Building Information Management systems.