 Since its construction, the building had gone through several renovations.The first renovation was in 1903 where sculptors Daniel Chester French and Philip Martiny sculpted statues of John Jay, Alexander Hamilton and DeWitt Clinton on the pillars at the front of the building.The next renovation was in 1921 when architects Helmle and Corbett remodeled the interior of the building and built a new floor resulting in changes to the mansard roof.