-
- Jones, Albert Edward
Country Era 1879-1954
Symbol cartouche, frame, oval
Shape cartouche, frame, oval
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- Keswick School of Industrial Art
Country City Keswick
Era e.1884
-
- Knox, Archibald
Country City Isle of Man, London
Era (1864-1933)
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- Krall, Charles
Country Era e.1881
Symbol cartouche, frame, rectangle, square
Shape cartouche, frame, rectangle, square
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- Kutchinsky
Country City London
Era c.1890s
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- Legros, Alphonse
Country Era (1837-1911)
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- Liberty and Co.
Country City London
Symbol cartouche, frame, quatrefoil, rectangle
Shape cartouche, frame, rectangle
Era e.1875
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- Macdonald, Frances
Country City Glasgow Scotland
Era (1874-1921)
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- Mackintosh, Charles Rennie
Country City Glasgow Scotland
Era 1868-1928
-
- Mackintosh, Margaret MacDonald
Country City Glasgow Scotland
Era (1865-1933)
-
- Mackmurdo, Arthur Heygate
Country Era 1851-1942
-
- Mappin & Webb
Country City London, Sheffield
Symbol banner, crest, shield
Shape crest, shield
Era e.1869
-
- Marks, Gilbert
Country City London
Symbol cartouche, frame, octagon
Shape cartouche, frame, octagon
Era (1861-1905) e.1885
-
- McNair, J. Herbert
Country Era (1868-1955)
-
- Mortimer & Hunt
Country City London
Symbol banner, crest, crown, shield
Shape crest, shield
Era e.1838
-
- Murphy, Henry George
Country City London
Symbol bird, cartouche, frame, octagon
Shape cartouche, frame, octagon
Era (1884-1939) e.1913