The Granite Trust Company is a historic commercial building at 1400 Hancock Street in Quincy, Massachusetts.

The Art Deco building was designed by J. Williams Beal, Sons, constructed in 1929, and is ten stories tall.

[1] The Granite Trust Company building stands prominently in Quincy's downtown, at the southeast corner of Hancock and Chestnut Streets.

The ten-story structure is faced in limestone and granite, and consists of a large base three stories in height, from which the central tower rises, the topmost levels stepped back in size from the intermediate ones.

It was notable at the time as the first commercial bank in the nation to raise capital via a public stock offering.