LANCIA, Turin, Italy, 1906-
LUX, Turin, Italy, 1906-1907
LuAZ, Lutsk, USSR/ Republic of Ukraine, 1967-
LOTUS, Hornsey/Cheeshunt/Heathel, UK, 1952-
LORRAINE-DIETRICH, Niederbronn/Luneville/Argenteuil, Germany/France, 1897-1935
LOCOMOBILE, Bridgeport, USA, 1899-1929
LOZIER, Plettsburg/Detroit, USA, 1905-1917
LEA-FRANCIS, Coventry, UK, 1904-1906,1920-1935, 1937-1953,1960-1961
LINCOLN, Detroit, USA, 1920
LIGIER, Vichy, France, 1969-
LESSNER , St. Petersburg, Russia, 1906-1909
LEON LAISNE, Lille/Nantes, France, 1920-1937
LEONE, Turin, Italy, 1949-1950
LENTZ, Milan, Italy, 1906-1907
LEYAT, Meursault/Paris, France, 1913-1927
LEYLAND, Leyland, UK, 1920-1923
LE ZEBRE, Surenne, France, 1910-1931
Laurin & Klement, Mlada Boleslav, Austria-Hungary/Czechoslovakia, 1905-1928
LA SALLE, Detroit, USA, 1927-1940
LANCHESTER, Coventry, UK, 1895-1956
LANZA, Turin, Italy, 1898-1903
LAMBORGHINI, Sant'Agata Bolognese, Italy, 1963-
LAMBERT, Macon/Reims/Jiromagny, France, 1926-1954
LAGONDA, Staines/Feltham/Newport Pageneill, UK, 1905-1963,1976-1992
CUNNINGHAM, West Palm Beach, USA, 1951-1955