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Georgetown University
Five questions for SolarCity VP Leon Keshishian
Five questions for SolarCity VP Leon Keshishian

While solar panels were once the domain of hyper-environmentalists and those seeking to go off the grid, they're beginning to go more mainstream. San Mateo, Calif.-based SolarCity, which began expanding in Maryland a few years ago, has capitalized on the trend. Some customers can opt to spend thousands at once for rooftop solar panels through SolarCity and reap big tax incentives. But SolarCity has become primarily known for allowing customers to lease the panels and pay only for the cost of the power they produce. The company also offers customers long-term loans to buy the panels with monthly payments. The company has attracted billions in investment funding from Google, Goldman...