Commercial Electrical Projects Across California
From EV infrastructure rollouts to switchgear modernization and multi-site tenant improvements.
Explore real completed projects organized by scope. Every installation delivered inspection-ready, on schedule, and built for long-term facility reliability. Serving commercial and industrial clients across Southern California and nationwide.
- 100% commercial
- No residential work
- Inspection-ready
- First-time approval
- C10 #1003962
- Licensed & insured

Featured Project
32-Station EV Deployment

LED Retrofits
3 Projects

Switchgear
1 Project

Trenching
1 Project

Generators
2 Projects
29
Projects
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Planning an electrical project for your facility type?
Request a Consultation- 29
- Completed Projects
- 8
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- 100%
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- 23
- Industries Served
Built for Commercial Facilities
What These Projects Prove
Every project in our portfolio demonstrates the operational discipline, coordination, and compliance commercial facilities require.
Permitting Coordination
We pull all permits, coordinate plan checks, and manage inspector scheduling so your team stays focused on operations.
After-Hours Execution
Nights, weekends, and holidays. We schedule around your tenants and operations to eliminate disruption during business hours.
Multi-Location Program Management
Site-by-site scheduling, procurement, and reporting for franchise operators, property groups, and national accounts.
Utility Coordination
We handle utility applications, meter upgrades, transformer requests, and interconnection approvals from start to finish.
Safety and Compliance
OSHA-compliant crews, lockout/tagout protocols, hot work permits, and site-specific safety plans on every project.
Warranty and Service Continuity
Workmanship warranties on every installation, with manufacturer warranties passed through and ongoing maintenance available.
Commercial Electrical Project Portfolio
Real results from real commercial facilities. Browse completed projects organized by scope to see the quality, coordination, and professionalism we bring to every job.
Representative projects across commercial, industrial, and multi-site programs throughout California.
EV Charging
Level 2 and DCFC deployments for dealerships, fleet yards, retail, and multi-tenant properties.
4 completed projects

32-Station EV Charging Deployment
Full Level 2 and DCFC infrastructure for a high-volume auto dealership campus.
- 32 Level 2 + 4 DCFC stations
- 1,600A service upgrade required
- Completed in 6 weeks
Full Level 2 + DCFC deployment completed in 6 weeks with zero operational downtime.

Fleet Yard EV Charging Conversion
Depot-scale charging infrastructure for municipal fleet electrification program.
- 24 fleet charger positions
- Load management system
- Utility transformer upgrade
Operational fleet charging depot supporting 24 vehicles on overnight rotation within 5 weeks.

Multi-Location Fuel Center EV Install
Phased EV charger rollout across a petroleum retail chain adding charging to existing fuel centers.
- 6 locations, 4 stations each
- Phased rollout over 10 weeks
- Rebate coordination per site
24 total stations deployed across 6 fuel centers with coordinated utility approvals at every site.

Retail Center Customer EV Stations
Customer-facing Level 2 chargers installed in a multi-tenant retail parking structure.
- 8 Level 2 dual-port stations
- Parking structure conduit routing
- ADA-compliant layout
16 charging ports operational in covered parking, attracting EV drivers to tenant businesses.
Planning a similar EV Charging project?
Discuss Your ProjectLighting
LED retrofits, parking lot pole replacements, canopy upgrades, and high-bay conversions for commercial facilities.
6 completed projects

Retail Plaza LED Parking Lot Retrofit
Full parking lot LED conversion for a 120,000 SF multi-tenant retail center.
- 140+ pole fixtures replaced
- Photocell and timer controls
- 65% energy reduction
62% energy reduction across 140+ pole fixtures with improved site visibility and safety.

Canopy LED & Pump Circuit Upgrade
Complete canopy lighting replacement and fuel dispenser circuit modernization.
- 12 canopy fixtures upgraded
- 8 pump circuits rewired
- 58% energy savings
Complete canopy retrofit with 58% energy savings and improved nighttime visibility for customers.

High-Bay LED Warehouse Conversion
Full high-bay LED replacement across a 200,000+ SF distribution warehouse.
- 180+ high-bay fixtures
- Occupancy sensors per zone
- 70% energy reduction
180+ high-bay fixtures replaced with instant-on LEDs, delivering 70% energy reduction.

Dealership Showroom & Lot LED Upgrade
Showroom architectural LED lighting and exterior lot pole replacement for a luxury auto dealership.
- Showroom color rendering upgrade
- 42 lot pole fixtures
- OEM brand compliance
Premium showroom lighting with 90+ CRI and lot visibility improved to dealership brand standards.

Multi-Location QSR LED Rollout
Standardized LED interior and exterior lighting upgrade across a quick-service restaurant chain.
- 8 locations, 4-week program
- Interior and drive-thru lighting
- Overnight install schedule
8 locations upgraded in 4 weeks with consistent light quality and 55% average energy reduction.

School District Classroom LED Retrofit
District-wide LED classroom lighting upgrade across 12 school buildings.
- 12 buildings, 3,000+ students
- Summer schedule execution
- 65% energy cost reduction
All 12 buildings completed during summer break, improving classroom visibility and cutting energy costs 65%.
Planning a similar Lighting project?
Discuss Your ProjectSwitchgear
Main switchgear replacements, bus duct installations, and power distribution upgrades for critical operations.
3 completed projects

1600A Switchgear Replacement
Main switchgear replacement for a 300,000 SF distribution center with zero production loss.
- 1600A main switchgear
- Weekend shutdown execution
- Full arc flash study
Critical switchgear replacement completed during scheduled weekend shutdown, zero lost production.

Shopping Center Main Distribution Upgrade
Service upgrade from 1200A to 2000A with new CT cabinet and meter bank for property expansion.
- 1200A to 2000A upgrade
- New CT cabinet and meter bank
- Sub-panels for future tenants
Main distribution upgraded to support 8 additional tenant suites with room for future expansion.

E-Commerce Fulfillment Center Power Upgrade
Main service upgrade from 800A to 2000A with new switchgear and conveyor power.
- 800A to 2000A service upgrade
- Automated conveyor circuits
- Phased cutover plan
Full power infrastructure supporting automated fulfillment with phased cutover, zero shipment delays.
Planning a similar Switchgear project?
Discuss Your ProjectTrenching
Underground conduit runs, site infrastructure, and utility-grade trenching for new construction and expansions.
3 completed projects

2,400 LF Underground Conduit Run
Underground conduit infrastructure for a new EV fleet charging yard.
- 2,400 linear feet of conduit
- 36-inch trench depth
- Site restored to grade in 3 weeks
Full underground build for new EV fleet charging yard, site restored to grade within 3 weeks.

Retail Pad Site Utility Trenching
Underground electrical and communication conduit for a new multi-tenant retail pad development.
- 1,800 LF primary conduit
- Utility transformer pad installation
- 4 tenant meter positions
All underground infrastructure completed ahead of schedule, enabling tenant buildouts to begin on time.

Warehouse Expansion Perimeter Conduit
Perimeter underground conduit and new sub-feed for a 150,000 SF warehouse addition.
- 1,200 LF perimeter run
- New 400A sub-feed
- Coordinated with concrete contractor
Underground infrastructure delivered on schedule, coordinated across 3 trade contractors.
Planning a similar Trenching project?
Discuss Your ProjectGenerators
Standby and emergency generator installations with ATS commissioning for facilities that cannot afford downtime.
3 completed projects

250kW Standby Generator Install
Emergency standby generator protecting perishable inventory at a cold storage facility.
- 250kW diesel generator
- Automatic transfer in under 10 seconds
- $2M+ inventory protected
Backup power protecting $2M+ perishable inventory with automatic transfer in under 10 seconds.

Healthcare Generator & ATS Commissioning
NFPA 99 emergency power system for a multi-story healthcare campus.
- 350kW generator
- NFPA 99 compliant
- Life safety and critical branch circuits
NFPA 99-compliant emergency power system protecting surgical suites and critical patient care areas.

Retail Center Emergency Backup Power
Standby generator and ATS for a grocery-anchored retail center requiring continuous refrigeration.
- 150kW natural gas generator
- ATS with load shedding
- Grocery anchor protected
Grocery anchor and common area circuits protected, preventing $500K+ potential spoilage loss per event.
Planning a similar Generators project?
Discuss Your ProjectTenant Improvements
Full-scope electrical buildouts for office, retail, and industrial tenant spaces, including Title 24 compliance.
4 completed projects

Multi-Tenant Office TI Buildout
Complete electrical buildout across 4 office suites in a Class A commercial building.
- 12,000 SF across 4 suites
- Full Title 24 compliance
- Data/telecom rough-in included
12,000 SF office buildout completed on schedule across 4 suites with full Title 24 compliance.

12-Suite Retail Tenant Improvement Program
Sequential electrical buildouts for 12 retail tenant suites with standardized specifications.
- 12 suites, sequential buildout
- Standardized spec package
- Multi-trade coordination
All 12 suites delivered inspection-ready on a rolling schedule, no tenant occupancy delays.

QSR Kitchen Electrical Buildout
Full kitchen electrical infrastructure for a new quick-service restaurant franchise location.
- Dedicated equipment circuits
- Hood and exhaust wiring
- 200A sub-panel install
Kitchen passed electrical and health department inspections on first visit, open date met.

Industrial Tenant Warehouse Buildout
Electrical buildout for an industrial tenant requiring 3-phase power and specialized equipment circuits.
- 3-phase 400A service
- CNC machine circuits
- Compressed air system wiring
Full industrial electrical buildout supporting heavy manufacturing equipment, delivered 2 days early.
Planning a similar Tenant Improvements project?
Discuss Your ProjectMaintenance
Scheduled preventive maintenance programs, emergency repairs, and ongoing facility electrical support.
3 completed projects

Shopping Center Electrical Maintenance Program
Structured preventive maintenance program for a 200,000+ SF retail property.
- Quarterly panel inspections
- Parking lot lamp replacement program
- 24/7 emergency dispatch
40% reduction in emergency calls within first year of structured maintenance program.

Warehouse Portfolio Maintenance Agreement
Ongoing electrical maintenance across 4 distribution warehouses under single management.
- 4 facilities under one contract
- Monthly thermal scanning
- Annual arc flash updates
Zero unplanned electrical shutdowns across all 4 facilities in the first 12 months of service.

Gas Station Chain Emergency & PM Service
Combined preventive maintenance and 24/7 emergency response for a regional fuel center operator.
- 12 locations covered
- 4-hour emergency response SLA
- Quarterly canopy and sign checks
Emergency response time averaging 2.8 hours, with 35% fewer after-hours service calls year over year.
Planning a similar Maintenance project?
Discuss Your ProjectSpecialty
Sports field lighting, data center power, UVC systems, and other specialized commercial electrical scopes.
3 completed projects

Sports Field LED Lighting Upgrade
Full LED conversion for two municipal athletic fields with photometric design.
- 2 full-size fields converted
- 50 fc average with 0.7 uniformity
- 65% energy reduction
IES-compliant LED conversion for two fields, reducing energy costs by 65% with zero light spill complaints.

Data Center PDU Whip & UPS Expansion
Hot-aisle expansion adding 48 rack positions with full power redundancy.
- 48 new rack positions
- N+1 redundancy maintained
- Zero-downtime installation
Zero-downtime expansion of 48 additional rack positions with full N+1 redundancy maintained.

UVC Air Purification System Install
Commercial UVC air purification system installed in HVAC units across a 4-building office campus.
- 4 buildings, 12 HVAC units
- UV-C germicidal integration
- BMS monitoring connected
Full building coverage across 4 structures with measurable indoor air quality improvement verified by third party.
Planning a similar Specialty project?
Discuss Your ProjectDon't See Your Project Type?
These are representative examples from our portfolio. We complete hundreds of commercial electrical projects every year across 23 industries. Contact us and we can share relevant case studies tailored to your facility and scope.
Why Facilities Teams Choose OES for Every Project
We are a commercial-only electrical contractor headquartered in Southern California. Every project in our portfolio is executed by licensed crews with the coordination, documentation, and inspection-ready workmanship your facility demands.
Commercial-Only Focus
Every project is executed by crews trained exclusively for commercial and industrial environments. No residential work, ever.
Inspection-Ready Workmanship
Clean conduit, proper labeling, and complete documentation. Our work passes inspection the first time with professional turnover packages.
Minimal Disruption Scheduling
After-hours, phased work, and tight coordination. We plan around your operations so your business keeps running.
Turnkey Project Capabilities
From design and permitting to trenching and commissioning, we handle the complete scope under one contract.
Project Portfolio FAQs
Common questions about project timelines, permits, safety, and how we work with commercial facilities.
01Does OES pull permits and handle inspections for every project?
Yes. We handle all permit applications, inspector coordination, and final sign-offs. Every project is delivered inspection-ready so your facility stays compliant without extra effort on your end.
02Can OES perform work after hours or during off-peak periods?
Absolutely. Most of our commercial projects are scheduled around tenant operations. We routinely complete shutdowns, cutovers, and phased work on nights, weekends, and holidays to minimize disruption to your business.
03Do you work with multi-location or national accounts?
Yes. We serve property management groups, franchise operators, and national brands across California and nationwide. Our coordination team handles site-by-site scheduling, procurement, and reporting so you get consistent results across every location.
04What is a typical timeline for a commercial electrical project?
Timelines vary by scope. A single-site LED retrofit may take 1 to 2 weeks. Larger projects like EV charging deployments or switchgear replacements typically run 4 to 8 weeks from permit to final inspection. We provide a detailed schedule during the proposal phase.
05Does OES offer warranties on completed work?
Yes. All OES projects include workmanship warranties. Material warranties vary by manufacturer and product but are always passed through to you. We stand behind every installation and are available for warranty service calls if anything comes up.
06Can you provide ongoing maintenance after a project is completed?
We offer structured maintenance programs for commercial facilities. Many clients transition from project work into a preventive maintenance agreement to keep their electrical systems running efficiently and reduce emergency repair costs over time.
07How does OES handle safety and compliance on active job sites?
Safety is built into every project plan. Our crews follow OSHA standards, maintain current certifications, and coordinate with your facility management team on lockout/tagout, hot work permits, and site-specific safety requirements.
08What information do you need to provide a project estimate?
A site walk or detailed scope description is the best starting point. For most projects we need the facility address, existing electrical service details, and your goals for the project. Contact us and we will schedule a no-obligation site assessment.
Ready to Start Your Next Project?
Connect with our Southern California-based team to discuss your commercial electrical project. With 14 specialized services across 6 categories serving 23 industries, locally and nationwide, we have the expertise and coordination to deliver exactly what your facility needs.