Commercial Electric Systems services LA, Orange, Riverside and San Bernardino Counties. We offer highly trained service technicians for a long list of electrical products and service needs. Look to the experts at Commercial Electric Systems for all your electrical challenges. As a licensed electrical contractor we've been providing electrical installation and repair for over 30 years in Southern California. We have an established reputation to finish jobs on time with quality solutions at a fair price. CESI has the expertise you may need for electrical inspections, repairs, new installations and troubleshooting. We can perform same-day service and emergency calls with fully stocked vehicles, ensuring efficient repairs and installation services for our valuable customers. We can take care of many common electrical needs such as installing new circuits in an office building, installing computer networks or troubleshooting and replacing motors in production lines. Rely on our professionals who understand the challenges and complexities of electrical work to get things up and running, or back to normal, quickly and efficiently. 24/7 Emergency Service-Commercial Electric Systems services LA, Orange, Riverside and San Bernardino Counties