Rockefeller Group is planning to develop a five-story, 362,612-square-foot office building at 110 Park Avenue, located in Florham Park, N.J. The building will be part of the mixed-use business park known as The Green at Florham Park. The project has already received zoning approval, Real Estate Weekly reported. It will be built to LEED Gold efficiency standards. Amenities will include a 128-car underground parking garage, as well as surface parking, a courtyard entry, and outdoor seating. METROSTUDIO is responsible for the architecture. A construction timeline has not been revealed.