John Stephenson and Co
The firm of John Stephenson (1794-1848)
Took the contract for the Sheffield and Rotherham Railway and part of the North Midland Railways.
c.1843 John Stephenson, of the firm of John Stephenson and Co (with whom were associated William Mackenzie and Thomas Brassey), offered James Falshaw the charge of the construction of the Lancaster and Carlisle Railway, the contract for which, as a single line, had been taken by the firm.
Mackenzie and Brassey, in conjunction with John Stephenson, constructed the whole of the lines from Lancaster to Edinburgh and Glasgow, under Mr. Locke and John Edward Errington, with their numerous tributary branches and extensions, the Scottish Central to Perth, and the Scottish Midland to Forfar.
Occupied the Lound Foundry in Kendal for the Lancaster and Carlisle work.
1850 Partnership dissolved. '...the Partnership formerly subsisting between the undersigned, Thomas Brassey and William Mackenzie, under the firms of John Stephenson and Company, Mackenzie, Brassey, and Stephenson, William Mackenzie and Company, and Thomas Brassey and Company, as Railway Contractors, was dissolved by mutual consent...'[1]