| AIRCO |
| AIRSPEED |
| ARMSTRONG WITHWORTH |
| AUSTER |
| AUSTIN |
| AVRO |
| BAKER |
| BEAGLE |
| BLACKBURN |
| BOULTON PAUL |
| BRISTOL |
| BRITTEN NORMAN |
| DE HAVILAND |
| ENGLISH ELECTRIC |
| FAIREY |
| FELIXTOWE |
| FOLLAND |
| GENERAL AIRCRAFT |
| GLOSTER |
| HANDLEY PAGE |
| HAWKER |
| HAWKER SIDDELEY |
| HESTON NAPIER |
| MARTIN BAKER |
| MILES |
| PARNALL |
| PERCIEVAL |
| ROYAL AIRCRAFT FACTORY |
| SARO |
| SCOTISH AVIATION |
| SEDBURGH |
| SHORT |
| SLINGSBY |
| SOPWITH |
| SUNDER ROE |
| SUPERMARINE |
| VICKERS |
| WESTLAND |
| WIGHT |