Residential & Commercial Solar Both residential and commercial solar installations along with energy storage are the most cost-effective and environmentally friendly way of producing energy. Locally distributed power is the answer to many of our power problems As low as $1.88 per watt... (most installation) For commercial projects, we combine solar energy production with battery storage to lower or eliminate the electrical demand. We can determine what billing structure (go to time of use etc) is best for your company to lower or eliminate your power costs.