Electrical Contractor in Rancho Cucamonga, CA

Commercial tenant improvements, industrial power and service work for Rancho Cucamonga businesses, plus residential and EV charging for homeowners, from our San Dimas headquarters just up the 210.

Get a Free Estimate → · Call (877) 960-1122

CA Lic #1105569 · Bonded & Insured · Commercial, Industrial & Residential · 24/7 Emergency Service

A Commercial Electrician for Rancho Cucamonga’s Retail, Office and Industrial Mix

Rancho Cucamonga has two commercial personalities. North of the I-10, Victoria Gardens, the Foothill Boulevard corridor and the Haven Avenue office district are full of restaurants, retail storefronts, medical offices and professional suites. These spaces turn over regularly, and each new tenant needs a tenant improvement on a tight timeline. South of Foothill, along 4th Street, 6th Street and Arrow Route, the city has a large base of industrial parks, distribution buildings and manufacturers that depend on reliable three-phase power.

Left Coast Electric serves both. We are a licensed commercial and industrial electrical contractor (CA #1105569) headquartered at 433 S Cataract Ave in San Dimas, a short drive west along the 210. Since our founding in Claremont in 2023, we have completed 50+ projects across Southern California for general contractors, developers, property managers and business owners.

Restaurant and Retail TI Experience That Fits Victoria Gardens

Restaurant and retail tenant improvements are some of the most schedule-sensitive work in commercial construction. We recently finished a full restaurant TI for North Italia in Brea with Levica Builders as GC (completed January 2026), and a second North Italia in Mission Viejo is nearly complete. That experience with kitchen equipment circuits, hood coordination, dining-room lighting and opening-day deadlines transfers directly to restaurant and retail pads in Rancho Cucamonga’s lifestyle centers.

Electrical Services in Rancho Cucamonga

• Commercial tenant improvements. Restaurant, retail, office and medical suites. See tenant improvement electrical.
• Industrial and warehouse power. Distribution, equipment circuits and high-bay lighting for South Rancho industrial parks.
• Lighting upgrades. LED retrofits for storefronts, offices, parking lots and warehouses.
• Panel and service upgrades. Added capacity for new equipment, kitchen lines or EV charging.
• Commercial solar. Design and installation for commercial roofs and carports. (We don’t install residential solar.)
• Troubleshooting and 24/7 emergency service. Service calls have a 2-hour minimum and no trip fee.

Homeowners: Rancho Cucamonga has many homes in Alta Loma, Etiwanda and Terra Vista. For panel upgrades, rewiring and home EV chargers, see our residential electrician and EV charger installation pages.

Rancho Cucamonga Areas We Serve

Victoria Gardens · Foothill Blvd corridor · Haven Ave office corridor · Terra Vista · Alta Loma · Etiwanda · Central Park area · 4th St / 6th St industrial areas · Arrow Route corridor · Rancho Cucamonga Metrolink area

Why Left Coast Electric in Rancho Cucamonga?

We run jobs like GCs expect. We review plans, submit RFIs early, plan for long-lead gear and close out inspections with the superintendent.

Commercial range. Our work runs from restaurant TIs to a Moreno Valley warehouse (with KPRS as GC), the Gateway mixed-use building (18 residential units over first-floor commercial) and Quick Quack in Covina. See our projects →

Close by. San Dimas is a short drive from Rancho Cucamonga, which keeps mobilization and service response practical.

Nearby Cities We Serve

Claremont · La Verne · Pomona · Upland · Ontario · Fontana

Frequently Asked Questions

Do you do restaurant and retail tenant improvements in Rancho Cucamonga?
Yes. Restaurant TI is a strength. Our recent full restaurant TI for North Italia in Brea was completed with Levica Builders in January 2026.

Can you handle industrial electrical in South Rancho Cucamonga?
Yes. We handle power distribution, equipment circuits, high-bay lighting and service upgrades for warehouses and manufacturers.

Do you also work on homes?
Yes. We offer residential electrical service and EV charger installation. Our solar work is commercial only.

How do service calls work?
Service calls have a 2-hour minimum and no trip fee, and emergency service is available 24/7.

Ready to Start Your Rancho Cucamonga Project?

Contact Left Coast Electric for a free estimate on your commercial, industrial or residential electrical project.

Get a Free Estimate → · Call (877) 960-1122 · info@leftcoastelectric.com