Connect with Top-Rated Solar Energy Companies in Castle Rock!

Capitol Solar Energy Company has been a Colorado leader in solar thermal since 1982. We design, and install the most efficient solar thermal systems in the country, offering excellent payback, reducing the monthly cost of operating a home or building while preserving Colorado's environment. Our systems provide energy independence, green construction, and renewable solar energy. With over 28 years of experience, we have learned many lessons from the solar industry, and we have developed unique designs that optimize the return on investment for the system owner. Our reliable, high-efficiency, low-pressure water drain-back systems offer the longest possible life of any solar thermal system.