Multiple high-ranking government officials spent time at Goldman, including U. RBC sits in a sweet spot with easy access to the United States and an international focus. Barclays made a big leap into U. Some major services and divisions include financial advisory and underwriting, its own investing and lending portfolios, institutional investor services, investment management, and private equity. These financial firms may be a part of a larger firm that also offers commercial banking services, but they take a unique role in the financial system that influences the entire economy.