About
Interstate Electrical Contractors is a licensed electrical contractor in Glendora, CA, serving homes and businesses with safe and reliable electrical work. Owner Frank Chiavarini has over 45+ years of experience in electrical repairs, troubleshooting, panel upgrades, wiring, outlet installation, GFCI outlets, lighting repairs, ceiling fan installation, EV charger circuits, transformers, and commercial electrical services. We focus on honest service, clear communication, and quality workmanship for residential and commercial electrical projects in Glendora and nearby San Gabriel Valley areas.