[4][5] He made his home at Old Trafford, near Manchester, and became a partner in W & J Galloway & Sons, engineers and boiler makers, in the city.
Galloway was a Lieutenant in the Duke of Lancaster's Own Yeomanry, later becoming Honorary Colonel of the East Lancashire Royal Engineers, a Volunteer unit (later part of the Territorial Force).
[5] During the First World War he was on the staff of the Quartermaster General and also held positions with the Ministry of Information and the Foreign Office.
When the GER was merged into the London and North Eastern Railway, Galloway became a director and was chairman of the Steamships and Continental Committee, a position he held until his death on 28 January 1931, aged 62.
[5] Aside from his Manchester address, Galloway also maintained houses in London and at Skaife (or Scaife) Hall, Otley, Yorkshire.