When Warren Buffet takes interest, so does much of the financial world. Mid-American Energy is a Berkshire Hathaway company, of which Buffet is the CEO. Buffet revealed his growing interest in securing long term investment in renewable energy through the Hathaway owned, Mid-American Energy. Mid-American has ventured into this industry in the past, but they just announced their purchase of Sun Power, primarily based on two future solar projects yet to be built.
Sun Power is a French owned company.