Caledonia Investments PLC (LON: CLDN) was started by the Cayzer family in late 1800s and was into the shipping business. In the 1980s, Caledonia became a broader investment holding company and an investment trust in 2003. Currently, the Cayzer family owns 48 per cent stake in the company. Caledonia works on a successful long-term investment approach that includes decades. It buys and sells only when the time is right for its shareholders. The company has interests in quoted stocks, funds, and private markets.