General Aircraft Ltd, Feltharn, UK.
Established 1931 at Croydon Airport. Chief designer was Swiss H. J. Stieger. Acquired world rights from Monospar Company for its system of construction for aircraft up to 1,360kg laden weight. First type was ST-3 three-seat enclosed cabin monoplane with two 45 hp Salmson radial engines. Later built series of light twins; GAL 41 Monospar of 1939 was first British aircraft with pressurized cabin. Single-engined pre-Second World War Cygnet monoplane was first light all-metal stressed-skin civil aircraft in U.K.; also an experimental open-cockpit version, the Owlet. Took over premises of British Aircraft Manufacturing Company in 1938. Built Hotspur training gliders and later Hamilcar assault gliders during Second World War. Postwar work included conversion of Mosquitoes as target tugs and design of GAL- 60 Universal Freighter, built as the Beverley after General Aircraft merged with Blackburn in January 1949.

The Monospar company was established in 1926 and was later absorbed by the General Aircraft Company.
General Aircraft Ltd
During 1948, discussions between General Aircraft Ltd and the Humberside firm of Blackburns led to a merger of the two companies under the joint name of Blackburn & General Aircraft Ltd. The new company was formed on 1 January 1949 and it was proposed that all work in progress at the various factories be completed as originally planned.

General Aircraft Company Ltd. formed in 1929 at Sydney/Mascot Aerodrome. Built large factory, initially carried out overhauls, but by 1930 had designed a three-seat biplane, the Genairco, powered by Cirrus Hermes engine. Subsequently produced a four-seat version. Company thought to be inactive by about 1934.

France
Formed in February 1930 by a number of the most important French aircraft manufacturers, and one engine manufacturer, as a result of a concentration and rationalization of policy proposed by the French Air Minister. Companies were Lorraine-Hanriot, Chantiers Aero-Maritimes de la Seine, Nieuport-Delage, Societe Aerienne Bordelaise, Societe d’Emboutissage et de Constructions Aeronautiques, Latham, and Societe Lorraine.

Based at Springfield, Massachusetts, Granville became known for the 1930-1933 series of Gee Bee racers, first of which came second in the 1930 All-America Air Derby round the U.S.A. In September 1932 Gee Bee R-1 Super Sportster set new world landplane speed record of 294.417mph (473.820kmh).
Liquidated fall of 1933
After liquidation the workforce built the QED for the 1934 England to Australia race, and the ‘Time Flies’ a racer for Frank Hawks.
Company succeeded by Granville, Miller, and de Lackner in 1934. Built Granville R6H Cyclone-engined monoplane for England-Australia race, but aircraft only reached Bucharest.