1739 - Born in Corney, Cumbria, England; Apprenticed to his Uncle John Troughton

1764 - traded at Surrey St., Strand, London

1768-71 - traded at Crown Court, Fleet St., London

1771-78 - traded at 17 Dean St., Fetter Lane, London

1778-82 - traded at 1 Queen's Sq., Bartholomew Close, London

1782 - purchased the business of Benjamin Cole

1782-1788 - traded at the sign of the Orrery, 136 Fleet St, London, England.

1788-1804 - in partnership as J & E Troughton, with brother Edward Troughton (1756-1835)