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Toronto-Dominion is one of Canada's two largest banks and operates three business segments: Canadian retail banking, US retail banking, and wholesale banking. The bank’s US operations span from Maine to Florida, with a strong presence in the Northeast. It also has a 10.1% ownership stake in Charles Schwab.

Bank of Nova Scotia is a global financial services provider. The bank has five business segments: Canadian banking, international banking, global wealth management, global banking and markets, and other. It offers a range of advice, products, and services, including personal and commercial banking, wealth management and private banking, corporate and investment banking, and capital markets. The bank's international operations span numerous countries and are more concentrated in Central and South America.

Bank of Montreal is a diversified financial-services provider based in North America, operating four business segments: Canadian personal and commercial banking, US P&C banking, wealth management, and capital markets. The bank's operations are primarily in Canada, with a material portion also in the US.

Blackstone Inc. is one of the world's leading managers of alternative assets, including private equity, real estate, hedge funds, credit-oriented funds, and closed-end mutual funds. In recent years, Blackstone has rapidly grown its fee-earning assets under management, and its assets are relatively well balanced among private equity, real estate, hedge funds, and credit. The company converted from a publicly traded partnership to a corporation on July 1, 2019.