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Man Group, listed under the ticker EMG, is an active investment management company. Founded in 1783, the company operates primarily within the financial sector, providing a broad array of innovative financial products and services. These include the management of equities, multi-manager investment, and alternative investments, tailored to meet the diverse needs of institutional and private investors around the world.

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.