Pfister Energy is a leading solar installer, delivering turnkey renewable energy systems for commercial, industrial and institutional facilities Pfister Energy is one of very few renewable energy companies in the U.S. offering a comprehensive line of products, services and technologies within the solar, renewable energy and energy efficiency industries. As a design-build construction firm, the company offers a complementary host of turnkey "green solutions," custom-designed based on a given facility's particular features, including: Solar Energy (Photovoltaics) Daylighting Energy Efficiency Wind Turbines Solar Lighting Solar Thermal Fuel Cells Rainwater Harvesting Green Roofs Geothermal