* [[Gemini Database|Gemini Database]] ([[Gemini Marketing Limited|Gemini Marketing Limited]])
* [[Turbo-DATA-CPC|Turbo-DATA-CPC]] ([[DMV|DMV]])
* [[Mailing List|Mailing List]] ([[SuperPower|SuperPowerSuper Power]])
* [[Masterfile 464]] ([[Amsoft]]/[[Campbell Systems]])
* [[Masterfile III|Masterfile III]] ([[Campbell Systems|Campbell Systems]])