About Us


Practical Solar, Inc. is a Boston-area manufacturing company dedicated to introducing solar energy products that are truly practical. Practical Solar’s concentrating solar power (CSP) systems use heliostats (computer-controlled mirrors) to reliably meet the heating and cooling needs of commercial buildings and yield a positive return on investment. Practical Solar heliostat systems can also be used for a variety of other applications requiring sunlight or thermal energy. See the technology page for more information and feel free to contact us about orders and project opportunities.


Practical Solar was founded in 2004 by Bruce Rohr, CEO and president. Mr. Rohr has four decades of success in creating new technologies for the commercial marketplace. As the founder of Cambridge Technology, Inc., and Cambridge Applied Science, he designed and brought to market dozens of products for the biomedical, laser, optical scanning and space industries. The heliostat system he designed for Practical Solar represents the most reliable, cost-effective and highest performing concentrated solar power system in the world.