 The company traces its origins back to a millinery and drapery business that began in the front room of a Cashel Street residence in 1854.After being named "Dunstable House" and growing through owners and buildings, it was purchased by John Ballantyne in 1872.The business was managed as a series of partnerships involving Ballantyne family members until formed as the company J. Ballantyne & Co. in 1920.