Pedro Martinto, 1926-1934

Joseph Ashworth & Sons, 1923-1935

Joseph Thorkey & Sons Ltd., 1926-1933

Dempsin Moore & Co. Ltd., 1926-1927

Mann Taylor & Co. Ltd., 1929-1932

Milne & Company, 1926

Hull Corporation, 1926-1933

Dyre & Evans Ltd., 1930-1933

W. C. Spalding & Company, 1927

The Premier Oil Ext. Mills, 1927-1935

The Turkish Trading Co. Ltd., 1927-32

Cato, Mather & Company, 1927

The Wardle Engineering Co. Ltd., 1926-1932

J. Curtis Ltd., 1930-1932

Walter M. Simpson & Company (Liverpool), 1926-1927

Kolp Coleman & Company, 1922-1927

W. McKinnon & Co. Ltd., 1927-1934

Cowie Bros. 1927-1933

Edward Boustedd & Co. Ltd., 1927

Jose Pires Filho, 1928

B.O.C.M., 1927-1934

Usines Remy, 1927-1934

Haste & Brown Ltd., 1927

Usines de Stordeur, 1927-1930

E. E. Keighley, 1925-1932

T. Baker & Sons, 1927

James M. Davidson (Glasgow) or The West Coast Fish Guard & Oil Company, 1928