Speizle Architectural Group, Inc. was commissioned to preserve the historical colonial style ambiance of the Nassau Inn. Through re-addition of a basement; retail stores; ballroom expansion; guest rooms; and elevator additions. The Inn will have room modifications and M/E/P system upgrades. An additional 2-story addition will be placed above Lindt Chocolate™ store with a flexible meeting space, a stand alone kitchen, and eight (8) offices. The current offices will be transformed into desirable guest rooms. The existing wood windows will be replaced with energy-efficient and maintenance-free units in compliance with the requirements of the Historic Preservation Committee.