Just a small comment on the first line Datums, i.e. Geographic coordinate systems. It sounds like a Datum is a geographic coordinate system. That's not the case. Datums are part of a simple ellipsoidal earth model. Geographic coordinate systems uses a datum as part of it's definition.
ITT Tech offered associate, bachelor's, and master's (business-only, online) degrees. The state of Pennsylvania was the only state which forbade ITT Tech to offer master's degrees. As of December 31, 2015, the ITT Technical Institutes were offering 49 education programs in various fields of study.
From 1965 until its IPO in 1994, ITT Tech was a wholly owned subsidiary of the ITT Corporation (as ITT/ESI). Since 1969, the school has been headquartered in Carmel, Indiana. By 1986, all its institutions had become known by the common name ITT Technical Institute. ITT Technical Institute (often shortened to ITT Tech) was a for-profit technical institute. Founded in 1969 and with approximately 130 campuses in 38 states of the United States, ITT Tech was one of the largest for-profit educators in the US.