Aabenraa	1	1930-2004	Aabenraa, Denmark
	Adler	2	1900-1941	Frankfurt am Main, Germany
	Ajokki	2	1942-1989	Tampere, Pirkanmaa, Finland
	Albion	1	1900-1975	Glasgow, Scotland, United Kingdom
	Arna	1	1947-1997	Indre, Arna, Bergen, Norway
	Austin Morris	1	?	Cowley, Oxfordshire, England, United Kingdom
	Autobianchi	1	1955-1995	Milan, Italy
	Avia	3	From 1956	Letňany, Prague, Czechoslovakia