Suhit Anantula lists out the companies and writes: “The best part of the above list is not even the sheer scale of his investments. It is his understanding of the big picture in energy options and dividing all his investments based on specific area including energy efficiency. He is betting wide in this area which may suggest that one, he is not yet decided on the best combination of alternative energy options that will be needed or two, we can interpret that it is a combination of sources combined with energy efficiency measures that will make the difference.”