Companies American Express American multinational financial services corporationfounded 1850 Founded byJohn Warren Butterfield1801 – 14 November 1869Henry Wells12 December 1805 – 10 December 1878William Fargo20 May 1818 – 3 August 1881Owned byBerkshire Hathawayfounded 1955TThe Vanguard Groupfounded 1 May 1975BlackRockfounded 1988 From Wikipedia and Wikidata (public domain), updated daily.