Headquarters: Cedar Park, Texas Invested: 2005 Founded: 2001 What it does: Building supercapacitors with high electric-storage density. Can be used in batteries for electric cars.
|  The former V-P is teaming with a legendary venture capitalist and bigtime moneyman to make over the $6 trillion global energy business. (more)  Al Gore serves as chairman of Generation Investment Management, but running day-to-day operations falls to Goldman vet David Blood. (more) |
