25 Biggest Financial Firms in the World

2. Visa Inc. (NYSE:V)

Market Cap as of August 11: $494.16 billion

Based in San Francisco, Visa Inc. (NYSE:V) is the biggest provider of payment card services in the United States. One of the most valuable financial companies in the world, with a market capitalization of $494.16 billion and revenue of $34.92 billion (TTM), it operates in the United States as well as internationally. In the current digital era, where the majority of transactions are conducted electronically, Visa Inc. (NYSE:V) provides a range of payment services that are necessary for consumers and businesses to execute transactions.