Semper Solaris is known as Sacramento’s premier solar panel installation, residential roofing, heating and air conditioning contractor! We offer some of the best solar panels available on the market and we are local and Veteran owned which means we take each customer extra serious. Oo-rah! We’d love to crunch the numbers on your power usage and determine the best way to install your solar panel system, Tesla Powerwall, energy-efficient roof and pair your solar panel system with a new, energy-efficient heating and air conditioning unit! As the top-rated California solar and roofing company, we are also proud to serve Roseville, Elk Grove, Davis, Folsom, Vacaville, Sutter Creek, Yuba City, Auburn, Stockton, and more!