From 1986-1996, Central Storage and Warehouse retained Steven G. Ziegler as staff landscape architect responsible for site development for new construction of the Corporate Headquarters in Madison, Wisconsin. This included design of an outdoor employee wellness garden, and a picnic and grilling area adjacent to the kitchen and breakroom, and viewable from the entrance atrium. ZDA handled site planning, vehicular circulation, parking lot layout, ADA accessibility, stormwater management, site grading, landscape planting plans, and construction observation for the campus.