The Charles Schwab Corporation offers wealth management, banking, advisory services, asset management, and securities brokerage through two segments: Investor Services and Advisor Services. The Investor Services segment provides various services, including investment advisory, banking, retirement plan, and corporate brokerage services, while the Advisor Services segment offers trading, custodial, retirement business, banking, and support services. As of December 31, 2021, the company had 400 domestic branch offices located in 48 out of 50 states, Puerto Rico, Hong Kong, the United Kingdom, and Singapore.