Rupert Electrical SolutionsElectricians across California, open 24 hours

Commercial Electrician in San Ramon, CA

Offices, restaurants, retail and warehouses. After-hours work so the doors stay open. Serving San Ramon and Contra Costa County.

Open 24 hours, 7 days a week — flat price quoted before work starts

24/7Live dispatcher, every night and holiday
Flat priceQuoted before we start work
Same dayRepair slots most weekdays
Contra Costa CountyCrews working locally

Commercial Electrician in San Ramon, CA

Three-phase service, hood interlocks, sign circuits, high bay lighting and machine feeders each have their own quirks. Rupert Electrical Solutions does this work daily across San Ramon and quotes a flat price so the invoice matches the estimate.

Call (833) 652-8933 and describe what is happening. If it is a same-day job we will book it today, and if it needs a site visit to quote properly we will tell you that too.

Commercial Electrician — the essentials
Service typesSingle and three-phase, 120/208V and 277/480V
SchedulingNights, weekends and phased shutdowns to protect trading hours
Property typesOffice, retail, restaurant, warehouse, medical, multifamily
PricingFlat quoted scopes, with maintenance agreements available
Service areaSan Ramon and Contra Costa County, California

What we cover

Commercial Electrician work we handle for San Ramon homes and businesses.

  • Three-phase service, panels and distribution
  • Rooftop and mechanical equipment disconnects
  • Tenant improvement and build-out electrical
  • Warehouse high bay LED retrofits and machine feeders
  • Restaurant kitchen equipment circuits and hood controls
  • Scheduled preventive maintenance and thermal checks
  • Office lighting, workstation power and data-ready circuits
  • Commercial EV and fleet charging installation

Not sure which you need?

Describe the symptom and we will tell you what it usually means. Most callers get a straight answer in a couple of minutes, and about a third of the time it turns out to be smaller than they expected.

Call (833) 652-8933

Situations we see in San Ramon

Equipment needs a new feeder

New machinery often needs its own three-phase circuit and disconnect. We size it, land it and coordinate the shutdown for a slow hour.

Build-out on a deadline

Rough-in, inspection and trim get sequenced against the general contractor's schedule so electrical is never the trade holding up the certificate.

Breakers trip during service hours

We thermal-scan and log the panel under real load rather than guessing, then rebalance or add capacity to whatever is running hot.

Lighting bill is too high

High bay and troffer LED retrofits are the fastest payback in a commercial building, and they usually improve light levels at the same time.

Reviews from Contra Costa County

Our restaurant lost the walk-in circuit on a Friday. They came out after close, traced it to a failed feeder lug, and we opened Saturday on time.

Ken A.Commercial repair · San Ramon

Hot tub circuit and disconnect. Permit, inspection, everything. Showed up when they said and cleaned up after.

Owen H.Hot tub wiring · San Ramon

Six recessed lights in the living room and a dimmer that finally doesn't buzz. They laid the whole layout out on the ceiling with tape first, which I appreciated.

Tom R.Lighting installation · San Ramon

Commercial Electrician in San Ramon — questions

Do you handle tenant improvements in San Ramon?

Regularly. Demolition, rough-in, panel schedules, lighting, low voltage rough and final trim, coordinated with the GC and the inspector.

Do you offer maintenance agreements?

Yes. Scheduled panel inspections, thermal scans, emergency lighting tests and lamp or driver replacement, on a plan that fits your building.

How fast can you respond to a commercial outage?

Same-hour dispatch in most of Contra Costa County, 24 hours a day. Restaurants and medical spaces get priority because refrigeration and life-safety systems don't wait.

Can you install commercial EV charging in San Ramon?

Yes, from a couple of employee stalls to fleet depots, including load management so you don't blow past your demand charges.

Can you work after hours so my San Ramon business stays open?

Yes, and for most commercial clients that is the default. Tell us your quiet window and we will schedule the shutdown inside it.

More about commercial electrician  ·  General FAQ

Book commercial electrical in San Ramon

Call and speak to a dispatcher now, or send the details and we will come back with a time and a price.

(833) 652-8933 Answered 24 hours a day, including holidays
Call (833) 652-8933Request service