*[[Anco Software|Anco Software]]
*[[Anirog|Anirog]]
*[[Argus Press Software]]
*[[Ariolasoft]]
*[[Artic Computing]]
*[[Hi-Tec Software|Hi-Tec Software]]
*[[Image Works|Image Works]]
*[[ImagineOcean|Imagine]] *[[IncentiveSoftware|Incentive]]
*[[Indescomp]]
*[[Infocom|Infocom]]