Marc D. Hamburg is the CFO and SVP of Berkshire Hathaway, Warren Buffett's conglomerate holding company headquartered in Omaha that oversees and manages a number of subsidiary companies. The company averaged an annual growth in book value of 20.3% to its shareholders for the last 44 years, while employing large amounts of capital, and minimal debt. Berkshire Hathaway stock produced a total return of 76% from 2000-2010 versus a negative 11.3% return for the S&P 500.
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Among its well-known subsidiary companies are GEICO, Fruit of the Loom, and Benjamin Moore Paints. It also owns large stakes in Coca-Cola, American Express, Moody's, and The Washington Post Company.