250_delaware_avenue | location | buffalo,_new_york_city <tsp> buffalo,_new_york_city | leadername | byron_brown <tsp> buffalo,_new_york_city | ispartof | erie_county,_new_york_city <tsp> buffalo,_new_york_city | ispartof | new_york_city <sep> 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 delaware north's world headquarters anchors the building 
byron brown is the leader of buffalo. new york. erie county which is the location of 250 delaware avenue.the delaware north building is a mixed-use development in buffalo new york new york