Interstate Electrical Contractors

Interstate Electrical Contractors is a licensed electrical contractor serving Glendora, CA, and nearby San Gabriel Valley communities. Established in 1981, the company provides residential and commercial electrical services with more than 45 years of hands-on electrical experience. Owner Frank Chiavarini works directly with customers and provides dependable electrical solutions for homes, offices, shops, and other properties.

Our electrical services include troubleshooting and electrical repairs, electrical panel upgrades and replacements, outlets and switches, indoor and outdoor lighting, ceiling fan installation, EV charging electrical work, surge protection, inspections and maintenance, appliance circuits, electrical wiring and rewiring, security lighting, and electrical work for remodeling projects. We also handle commercial electrical systems and other electrical upgrades based on the needs of the property. ]

Interstate Electrical Contractors operates under California C-10 Electrical Contractor License #415324. We focus on safe, code-compliant workmanship, clear communication, and practical electrical solutions. Whether you are dealing with a faulty outlet, tripping breaker, lighting problem, outdated electrical panel, or planning a new electrical installation, you can contact us to discuss the work required.

Glendora is our home base, and we also serve nearby communities including Arcadia, Upland, Diamond Bar, and other areas around the San Gabriel Valley. For residential or commercial electrical service, contact Interstate Electrical Contractors at (626) 914-4000 or visit glendoraelectrician.com to request an estimate.