The Weitz Company is a full-service construction company, general contractor, design-builder and construction manager with office locations throughout the United States. Founded in 1855, Weitz is the oldest commercial general contractor founded west of the Mississippi River and annually ranks in the top tier in the Engineering News-Record magazine’s list of Top 400 Contractors. As the oldest general contractor west of the Mississippi River, we have a wealth of project experience in a variety of market sectors. For nearly two centuries, our clients have capitalized on our knowledge that continues to transcend to meet the evolving work of construction.