j.p. morgan chase &amp; co. is a banking and money managing company headquartered in new york city that operates all over the world. it is the largest bank in the united states, and one of the biggest in the world. it is also the world's most valuable bank by market capitalization. jpmorgan is one of america's big four banks, along with bank of america, citigroup, and wells fargo. some of the different ways they manage money are called investment banking, asset management, private banking, private wealth management, and treasury &amp; securities services; they use the name "jpmorgan" for these services. they use the name "chase" for credit card services in the united states and canada, retail banking activities in the united states, and commercial banking. 270 park avenue in midtown manhattan, new york city is the headquarters for activities using both names. the company was formed in 2000, when chase manhattan corporation merged with j.p. morgan &amp; co.