You just discovered the best residential solar panel services provider in El Cajon! Semper Solaris prides itself on being Veteran owned and local to you! Come visit our office just by the airport! Our company works with you to find the best solar loans and solar installations. Other services provided include the Tesla Powerwall and Enphase solar backup battery. We also serve San Diego County residents in Miramar, La Mesa, Granite Hills, Blossom Valley, City Heights, Spring Valley, Normal Heights