Abbey
ABC
Aberdonia
Abingdon
Academy
Ace
Achilles
Adams
Adamson
Addison
Advance
AEM
Aero Car
Aeroford
Africar
AGR
Airedale
Albany
Albatros
Albert
Albion Motors
ALC
Alex
Alexandra
All-British

Allard
Allard
Alldays & Onions
Allwyn
Alta Car and Engineering Company
Alvis Cars
Amazon
Anglo-American
Anglo-French
Angus-Sanderson
Arab
Archer
Arden
Argyll
Ariel
Ariel Ltd
Armstrong
Armstrong Siddeley
Armstrong Whitworth
Arno
Arnold
Arnott
Arrol-Aster
Arrol-Johnston
Arsenal

Ascari Cars
Ascot
Ashley
Ashton-Evans
Aster
Aston Martin
Astra
Astral
Atalanta
Atkinson and Philipson
Atlantis
Atomette
Attila
Aurora
Austin Motor Company
Austin-Healey
Automotive Design and Development
Autotrix
Autovia
AV
Baby Blake
Baker & Dale
Bantam
Barnes
Batten

Baughan
Belsize Motors
Bentley Motors Limited
Berkeley cars
Billings-Burns
Birmingham Small Arms Company
Black Prince
Blériot-Whippet
Bound
Bradwell
Breckland Technology
Bristol Cars
British Salmson
Brooke
Brough Superior
Buckingham
Buckler Cars
Calcott
Calthorpe cars
Caparo Vehicle Technologies
Carden
Carlette
Castle Three
Caterham Cars
Chambers Motors