Commercial Electrician in San Bernardino County
Licensed commercial electrical contractor serving San Bernardino County businesses and facilities. Permitting and inspection-ready. Fast scheduling. 100% commercial-focused.
Commercial electrical services in San Bernardino County
From distribution centers along the I-10 corridor to retail plazas and industrial parks across the Inland Empire, we deliver code-compliant commercial electrical work for every facility type in San Bernardino County.
- LED lighting design, photometric layouts, and energy-efficient retrofits
- EV charger installation for dealerships, fleets, and commercial properties
- Generator installation, transfer switches, and backup power systems
- Electrical panel upgrades, switchgear, and power distribution
- Signage lighting, monument signs, and parking lot pole lighting
- Tenant improvement electrical and full commercial construction
- Underground trenching and conduit installation
- 24/7 emergency electrical service and rapid response
Commercial Electrical Expertise in San Bernardino County
Commercial-Only Execution
Every project is built to pass inspection on the first visit. We handle permitting, code compliance, and coordination so your business stays open.
Scalable Crews & Scheduling
After-hours, overnight, and weekend scheduling to minimize downtime. We scale crew size to match your timeline and keep your facility running.
Inland Empire Coverage
Serving all of San Bernardino County including Ontario, Rancho Cucamonga, Fontana, Victorville, and the entire Inland Empire logistics corridor.
Industries we serve in San Bernardino County
Trusted by commercial and industrial operators across the Inland Empire.
Featured services
LED Lighting Retrofits
Energy-efficient LED upgrades with photometric design and utility rebate coordination.
EV Charging Installation
Level 2 and DC fast charging for commercial properties, dealerships, and fleet yards.
Generator Installation
Commercial backup power systems with automatic transfer switches and load management.
Electrical Panel Upgrades
Service upgrades, panel replacements, and capacity expansion for growing facilities.
Signage & Lighting
Illuminated signage, channel letters, monument lighting, and exterior brand presentation.
Tenant Improvements
Complete electrical buildouts for new tenants, remodels, and commercial renovations.
Why commercial clients choose OES in San Bernardino County
Licensed C10 Contractor
California C10 Electrical Contractor license #1003962. Fully bonded and insured for commercial projects statewide.
Commercial-Only Focus
100% of our work is commercial and industrial. No residential distractions means deeper expertise for your facility.
Permitting & Inspection-Ready
We manage the full permit process with San Bernardino County building departments and deliver inspection-ready work designed to pass on the first visit.
24/7 Emergency Response
Round-the-clock emergency service for commercial clients. Typical response time of 2 to 4 hours across the Inland Empire.
Recent commercial work in San Bernardino County
- LED lot and showroom lighting retrofit for a multi-brand auto dealership in Ontario
- EV charging deployment for a distribution facility fleet yard in Rancho Cucamonga
- Generator and ATS installation for a medical office complex in Redlands
Nearby service areas
We provide commercial electrical services throughout San Bernardino County, including Ontario, Rancho Cucamonga, Fontana, Upland, Redlands, Victorville, Hesperia, Barstow, and surrounding Inland Empire communities.
Frequently asked questions
Common questions about commercial electrical service in San Bernardino County.
1What commercial electrical services do you provide in San Bernardino County?
We provide complete commercial electrical services across San Bernardino County including LED lighting retrofits, EV charger installation, generator systems, electrical panel upgrades, signage lighting, tenant improvement electrical, underground trenching, and 24/7 emergency response. All work is performed by licensed C10 electricians and is inspection-ready.
2Do you handle permitting and inspections for San Bernardino County projects?
Yes. We manage the full permitting process with San Bernardino County and local city building departments. Every project is designed to pass inspection on the first visit, and we coordinate directly with local inspectors to keep your project on schedule.
3How quickly can you start a commercial electrical project in San Bernardino County?
For most commercial projects in San Bernardino County, we can begin within 1 to 2 weeks of approved proposals. Emergency service is available 24/7 with typical response times of 2 to 4 hours across the Inland Empire region.
4What areas in San Bernardino County do you cover?
We serve all of San Bernardino County including Ontario, Rancho Cucamonga, Fontana, Upland, Redlands, San Bernardino, Rialto, Victorville, Hesperia, Barstow, and surrounding communities. Our teams are experienced with the diverse facility types across the Inland Empire.
5Do you provide after-hours scheduling for San Bernardino County businesses?
Absolutely. We routinely schedule work during evenings, overnight, and weekends to avoid disrupting your business operations. This is especially common for retail, restaurant, and hospitality clients throughout San Bernardino County.
6Can you coordinate with local utilities for rebates and service upgrades?
Yes. We work directly with Southern California Edison and local utility providers on rebate applications, service upgrades, transformer installations, and meter coordination. We help maximize available incentives for LED, EV charging, and energy efficiency projects.
7Do you support multi-site commercial clients in the Inland Empire?
Yes. We manage multi-location electrical programs across San Bernardino County and all of Southern California. You get one dedicated project manager, consistent execution quality, and coordinated scheduling across all your properties.
8Are you licensed and insured for commercial electrical work in San Bernardino County?
Yes. Optimum Energy Services holds an active California C10 Electrical Contractor license (#1003962). We carry full general liability and workers compensation insurance, and we are bonded for commercial and industrial projects statewide.
Ready to start your San Bernardino County project?
Call us today or request a quote online. Licensed, insured, and ready to deliver.