The site of the current building was once referred to as "The Weed Block", (located at Main & Swan) and was built in 1857. The block was home to
Millard Fillmore's law office and other prominent Buffalo businessmen. The block was demolished in 1901 to make room for the Fidelity Trust Building. In 1926, the building was expanded with the addition of the west wing.
E. B. Green completed the addition.
Subsequent use The building was later called the
M&T Building, and later still the
NFTA Building. In 2011, the building was referred to by the owner since 1989,
Ellicott Development Co., as "Swan Tower". ==Architectural features==