Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,847 pages of information and 230,109 images on early companies, their products and the people who designed and built them.
In 1790 they owned warehouses in the town and after ten years of activity, had earned £13,000.
1795 They were in close with John Marshall and the three men entered a partnership to finance a flax mill in Leeds. Marshall contributed £9,000 and the Benyons jointly provided the same amount.