Krishna Singh's house

Krishna P. Singh is s the founder, president and CEO of Holtec International in Marlton, N.J., an energy-technology company he established in 1986. Holtec customers include more than 150 U.S. power-generation stations and more than 80 commercial nuclear-power plants. More than 80 percent of all spent nuclear fuel produced in the U.S., South Korea, Mexico, Brazil, Taiwan and the United Kingdom is stored with Holtec equipment. In 2007, he made a $20 million contribution to the University of Pennsylvania Engineering School.