The business was started by John G ay (edited) in Leeds around 1817. By 1847 he was operating from 43 Norfolk street, 132 Briggate, Leeds, with a manufactory at 4 Norfolk street, supplying both Leeds and Sheffield infirmaries. John G ay (edited) died in Leeds aged 62 on 15th January 1851.
In 1851 William Garner Snowdon was a 22 year old whitesmith and bell hanger, living with his parents in Newcastle-on-Tyne. The first newspaper advertisement for Snowdon at 43 Norfolk street was in July 1854. Snowdon was still operating the business, at 97a Norfolk street in 1865. He had moved to 29 Deansgate, Manchester by July 1867 where he ran his surgical appliance business until his death in November or December 1867.
William A Scott took over the Sheffield business. Scott died at 159 Norfolk street aged 46 on 13th February 1883.