Citigroup is a global financial services company doing business in more than 100 countries and jurisdictions. Citigroup's operations are organized into two primary segments: the institutional clients group (ICG) and the personal banking and wealth management group (PBWM). 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.

American International Group is one of the largest insurance and financial services firms in the world and has a global footprint. It operates through a wide range of subsidiaries that provide property, casualty, and life insurance. The company recently spun off its life insurance operations (Corebridge), but still retains a majority stake.

The Goldman Sachs Group provides investment banking, securities, and investment management services to corporations, financial institutions, governments, and high-net-worth individuals worldwide. Goldman reorganized its businesses in 4Q22 into three operating segments: Asset & Wealth Management, Global Banking & Markets, and Platform Solutions, with the latter including transaction banking and consumer partnerships.

Bank of America is one of the largest financial institutions in the United States, with more than $2.5 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 U.S.-focused.