JP Cullen is a fifth-generation family-owned business. Since 1892, we have taken on the most challenging government, education, healthcare, commerce, industrial, arts & entertainment and historic restoration projects across Wisconsin, Illinois, and Iowa.
Today we are a $400+ million full-service preconstruction and construction company with 800 employees, managing projects from $1,000 to over $100 million in size – from new construction (office buildings, university buildings, residence halls, healthcare clinics, chemical, food and beverage, manufacturing, and power plants) to additions and renovations (healthcare facilities, K-12 schools, chemical, food and beverage, manufacturing, and power plants) to specialized work (e.g. steel erection, masonry, carpentry, historical restoration, equipment installation).
Our corporate headquarters is located in Janesville, with offices in Milwaukee and Madison.