1883 – Art Gallery, Museum & School of Art, Aberdeen Architect: Matthews & Mackenzie Aberdeen’s handsome granite Art Gallery, designed by Alexander Marshall Mackenzie of Matthews & Mackenzie, was opened in 1885.
1899 – Isle of Man Banking Company, Douglas Architect: Alexander Marshall Mackenzie The Isle of Man Bank was formed in 1865, and was acquired by National Provincial Bank in 1961,
1905 – Marischal College, Aberdeen University, Scotland Architect: Alexander Marshall Mackenzie The building was originally constructed between 1837 and 1844 by Aberdeen architect Archibald Simpson. This 1837 building formed a U-shaped quadrangle,
1907 – Design for Canada House, London Architect: Alexander Marshall Mackenzie Alexander George Robertson Mackenzie (12 March 1879 – 20 March 1963) was a Scottish architect.
1918 – Australia House, The Strand, London Architect: Alexander Marshall Mackenzie A major landmark on Strand, London, construction on the building by the Dove Brothers commenced in 1913,