Excellence Electric Inc. Is one of the most reliable electrical contractors in all Orange County. We specialize in electrical panel upgrades, electrical vehicle charging, residential and commercial and much more.... Our technicians have been practicing this line of work for so long that we are naturally good, neat and clean in our work. Nice homes need special care like the use of clear plastic painter's tarps to cover your valuables. From kitchen remodeling to tenant improvement electrical services, we have the experience and professional knowledge to handle any size repair or installation project.