15+
Years Local Trade
San Mateo Panel Pros started with one truck, one electrician, and a straightforward frustration: too many homeowners in San Mateo were being told their old fuse box or 100 amp service was "fine" when it clearly was not. We built this company to fix that. Our focus from day one has been narrow on purpose - electrical panel replacement, panel repair, and 200 amp upgrades for houses from Hayward Park to Bay Meadows. If you have searched for information about electrical panel upgrade San Mateo CA, you already know how much conflicting advice is out there. We are the crew that shows up, opens the panel, and tells you the truth about what you are looking at.
Today we run a small, hand-picked team of licensed electricians who work San Mateo County full time. We have swapped fuse boxes in 1920s bungalows near Central Park, upgraded 100 amp panels to 200 amp service for EV owners in the 94403 ZIP, and installed subpanels for garage workshops and ADUs across 94401 and 94402. As a local electrical panel company San Mateo homeowners call back, we keep our schedule tight and our pricing upfront. One call to (650) 372-5030 and you get a real answer, not a call center.
3,200+
Jobs Completed
4.9★
Google Rating
24/7
Emergency Line
Our mission is simple: every San Mateo home should have a panel that handles what the house actually demands in 2026 - EV chargers, heat pumps, induction ranges, and the usual kitchen load. We do that by treating every job as a code job, not a quick swap. Our licensed electrician San Mateo California customers work with will size the service correctly, torque every lug to spec, and label the panel so the next person who opens it understands what they are seeing. You end up with power that holds, a clean inspection, and a house that is safer than it was yesterday.
These are not slogans. They are the rules our electricians follow on every panel job in San Mateo, whether it is a two-hour repair or a full service upgrade with a new meter main.
01
Every panel we install meets NEC code compliance and NEMA standards, and we pull the local building permits before the first wire is touched. That means proper grounding wire, correct conduit runs, UL listed equipment, and a torque screwdriver on every lug - not a guess. When the city inspector signs off, you have documentation that protects you at resale. We do not cut corners to save an hour.
02
If your panel only needs a new main breaker, we say so. If a warm electrical panel or corroded panel connections mean the whole enclosure has to go, we show you why before we quote. No upsell, no scare tactics. You get a written price, a start time, and a finish time. Most residential panel swaps take one day, and we tell you that up front so you can plan around it.
03
We are a family owned electrical panel upgrade San Mateo CA operation, not a franchise routing calls to a dispatcher three counties away. When you call, you talk to someone who knows the neighborhoods - the older service entrances off Alameda de las Pulgas, the tight crawlspaces near Beresford Park, the homes still running 100 amp service in 94404. That local knowledge saves you time and money on every job.
04
We lay drop cloths, bag every scrap of old wire, and vacuum the work area before we leave. Our trucks carry fish tape, hole saws, panel knockout punches, and a full stock of Square D, Eaton, and Siemens breakers so we are not making three supply runs mid-job. You get a labeled panel, a tidy wall, and a walkthrough of what changed. If something is not right, you call us and we come back.
Our electricians hold current California C-10 licenses and work to OSHA safety standards on every job. Most have spent their whole careers in residential service work, which means they have seen every version of a bad panel - Federal Pacific, Zinsco, Murray, Cutler-Hammer, and the older fuse boxes still hiding in San Mateo basements. They carry a multimeter, clamp meter, circuit breaker finder, voltage tester, wire strippers, and cable ripper on every call, and they use them. We keep the crew small on purpose: two to four electricians on a typical panel upgrade, so the person who quoted your job is often the person doing it. That consistency matters when you are trusting someone with the main electrical service to your home in San Mateo. Every job ends with a walkthrough, a labeled panel, and our number on the sticker.
Local
Family-owned & operated
Insured
Licensed & bonded
Licensed & Insured
Local trade pros — references on request.
Warm panel, tripping breakers, or no room for an EV charger? Call San Mateo Panel Pros at (650) 372-5030 for a free same-day estimate. Licensed C-10 electricians, permits handled, Work Completed with Care.
Call (650) 372-5030 or email [email protected] and we will get you on the schedule. We answer the phone Monday through Friday, 8am to 6pm, and we run emergency panel calls 24/7. Same-day estimates are standard. If your panel is warm or a breaker will not reset, call now rather than waiting.
Phone
+16503725030Address
7 37th Ave, San Mateo, CA 94403, USA
Hours
Mon–Fri: 7AM – 7PM
Sat: 8AM – 4PM
Sun: Emergency Only
24/7 Emergency Available
