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Piper Sandler Cos is an investment bank and institutional securities firm, serving the needs of corporations, private equity groups, public entities, non-profit entities, and institutional investors in the United States (U.S.) and internationally. The company provides a broad set of products and services, including financial advisory services; equity and debt capital markets products; public finance services; institutional brokerage services; fundamental equity and macro research services; fixed income services; and alternative asset management strategies. It generates maximum revenue from Advisory services.

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.