Grid Systems

Grid Systems Corporation
IndustryComputers
Founded1979; 45 years ago (1979)
FounderJohn Ellenby
Defunct1988 (1988) (US division)
1993 (1993) (UK division)
FatePurchased by Tandy Corporation (US division)
Reformed to GRiD Defence Systems Ltd. (UK division)
Headquarters,
United States
A woman using a GridCase 3 to access the PDQ cancer database in 1987

Grid Systems Corporation (stylized as GRiD) was an early portable computer manufacturer, based in the United States and oriented for the production of rugged and semi-rugged machines. Currently, the Grid computer brand still exists as Grid Defence Systems Ltd. in the United Kingdom.