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JPMorgan Chase is one of the largest and most complex financial institutions in the United States, with nearly $3.9 trillion in assets. It is organized into four major segments--consumer and community banking, corporate and investment banking, commercial banking, and asset and wealth management. JPMorgan operates, and is subject to regulation, in multiple countries.

JPMorgan Chase is one of the largest and most complex financial institutions in the United States, with nearly $3.9 trillion in assets. It is organized into four major segments--consumer and community banking, corporate and investment banking, commercial banking, and asset and wealth management. JPMorgan operates, and is subject to regulation, in multiple countries.

Bank of America is one of the largest financial institutions in the United States, with more than $3.0 trillion in assets. It is organized into four major segments: consumer banking, global wealth and investment management, global banking, and global markets. Bank of America's consumer-facing lines of business include its network of branches and deposit-gathering operations, retail lending products, credit and debit cards, and small-business services. The company's Merrill Lynch operations provide brokerage and wealth-management services, as does its private bank. Wholesale lines of business include investment banking, corporate and commercial real estate lending, and capital markets operations. Bank of America has operations in several countries but is primarily US-focused.

Citigroup is a global financial-services company doing business in more than 100 countries and jurisdictions. Citigroup's operations are organized into five primary segments: services, markets, banking, US personal banking, and wealth management. The bank's primary services include cross-border banking needs for multinational corporates, investment banking and trading, and credit card services in the United States.