The Delaware North Building is a mixed-use development in Buffalo, New York.

The 12-story, 330,000-square-foot mixed-use building features Class A office space, a 120-room Westin hotel, ground level retail, a 7,000-square-foot outdoor courtyard, and an adjacent structured parking ramp.

[1] The new building replicates the iconic curved façade of the old, using terracotta features of the original structure.

[5] The building's 2,600-square-foot lobby features the largest living green wall in Western New York, a 22 ft × 21 ft expanse of plants providing beauty, improving indoor air quality, and reducing energy use.[how?]

[8] Other tenants include KeyBank offices and retail branch, UBS Financial Services, the Department of Homeland Security, the Cullen Foundation, and Osteopathic Wellness Medicine.