He entered business as a cotton manufacturer and became chairman of J & J J Mellor Limited of Bury and Brook Mills Limited of Heywood.[2] He was also involved in railway administration, and was a director of the Metropolitan Railway and the South Eastern Railway.[1][2]
For twenty-seven years he held a commission in the Volunteer Force, retiring as honorary colonel of the 1st Volunteer Battalion of the Lancashire Fusiliers.[3]
Mellor was only in the Commons for five years, deciding not to stand again.[4] At the 1900 general election Radcliffe cum Farnworth was regained by the Liberals.
Apart from his business and political activities, Mellor took an interest in science and engineering, and was a fellow of the Royal Astronomical Society for nearly sixty years.[2]
Family
He married Jennette Clegg in 1865, and they lived at The Woodland, Whitefield near Manchester.[3]