Companies Citigroup American investment bank and financial services corporationfounded 16 June 1812 SubsidiariesCitibankfounded 1812FFinancial Group Banamexfounded 2 June 1884Founded bySanford I. Weillborn 1933Owned byTThe Vanguard Groupfounded 1 May 1975BlackRockfounded 1988OwnsCCitibank Indiafounded 1902MMetalmark Capitalfounded 1985CCitigroup Global Markets Japanfounded 2003 From Wikipedia and Wikidata (public domain), updated daily.