Precision Castparts (UNKNOWN:PCP.DL) manufactures metal components and products and provides investment castings for aerospace and industrial gas-turbine applications. Precision Castparts has an impressive portfolio of clients including Airbus, Boeing, GE, and Rolls-Royce.
Health care for the average Joe
Torchmark (NYSE:TMK) is a holding company specializing in life and supplemental health insurance for "middle income" Americans. Torchmark's products are marketed through multiple distribution channels, including direct response and exclusive and independent agencies.
All three of these companies offer great long-term investment opportunities and are leaders in their respective industries. Investors can also take comfort in knowing that these stocks are backed by one of the world's most successful investors. You can keep track of Berkshire Hathaway's activity on the stocks through its 13F statements, available in the SEC's EDGAR database.