Founded in 1954, Mortenson is a U.S.-based, family-owned company. As one of the nation's top builders and developers, Mortenson provides a complete range of services, including planning, program management, preconstruction, general contracting, construction management, design-build, and turn-key development.

Mortenson has offices in Chicago, Denver, Madison, Milwaukee, Minneapolis, Phoenix, Portland, and Seattle with international operations in Canada.