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Commerce Bancshares Inc operates as the bank holding company for Commerce Bank. The bank is engaged in the general banking business, providing a broad range of retail, mortgage banking, corporate, investment, trust, and asset management products and services to individuals, businesses, and municipalities. The company has three reportable segments. The Commercial segment provides lending, leasing, deposit, payment, and cash management services to business and government customers. The Retail Banking segment offers consumer deposits, consumer lending, mortgage banking, and debit and credit card services through its branch network. The Wealth segment provides trust, estate planning, brokerage, and investment management services to individual and institutional clients.

Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis.