Founded in 1855, The Weitz Company is a full-service construction company, general contractor, design builder, and construction manager that serves all 50 U.S. states. Weitz is one of the oldest general contractors in the United States and an industry leader in industrial construction, senior living, student housing, mission critical construction, virtual design and more. Headquartered in Des Moines, Iowa, The Weitz Company annually ranks in the top tier of Engineering News-Record (ENR) magazine’s Top 400 Contractors and Building Design+Construction’s Giants 300 Contractors lists.