Sir Archibald Mitchelson, 1st Baronet (died December 1945) was a British

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 investment banker.

He was chairman of Mitchelson Partners Ltd, as well as D. Davis & Sons Ltd, the shipbuilders J. Samuel White & Co Ltd, Old Silkstone Collieries Ltd, Admiralty Collieries Ltd, North's Navigation Collieries Ltd, Wharncliffe Collieries Ltd, Yorkshire Collieries Ltd, Great Universal Stores Ltd, Anglo-Continental Guano

Guano

Guano is the excrement of seabirds, cave dwelling bats, and seals. Guano manure is an effective fertilizer due to its high levels of phosphorus and nitrogen and also its lack of odor. It was an important source of nitrates for gunpowder...

 Works Ltd, Pangnga River Tin

Tin

Tin is a chemical element with the symbol Sn and atomic number 50. It is a main group metal in group 14 of the periodic table. Tin shows chemical similarity to both neighboring group 14 elements, germanium and lead and has two possible oxidation states, +2 and the slightly more stable +4...

 Concessions Ltd, Genatosan Ltd, and Kamunting Tin Dredging Ltd. He was also president of Porcupine-Davidson Gold Mines Ltd of Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

 and a director

Board of directors

A board of directors is a body of elected or appointed members who jointly oversee the activities of a company or organization. Other names include board of governors, board of managers, board of regents, board of trustees, and board of visitors...

 of a number of other companies.

He was created a Baronet

Baronet

A baronet or the rare female equivalent, a baronetess , is the holder of a hereditary baronetcy awarded by the British Crown...

in the 1920 Birthday Honours.