Commercial & industrial electrical contractors in Portola Vally, San Mateo County. Local electricians, upfront pricing and fast scheduling.
(833) 652-8933 Request a quoteBusinesses in Portola Vally cannot afford electrical downtime. Phasethree Electric is a commercial electrical contractor serving offices, retail stores, restaurants, warehouses, medical suites, schools and light industrial facilities in Portola Vally and across San Mateo County with responsive repair, scheduled maintenance, tenant improvements and new construction electrical.
Tripping breakers on equipment circuits, lighting outages, failed contactors, parking lot lighting, sign circuits and emergency lighting tests. Maintenance agreements give Portola Vally businesses priority scheduling and after-hours work so you never close for electrical issues.
Design-build electrical for build-outs, panel and service upgrades, 3-phase distribution, dedicated equipment circuits, data and low-voltage rough-in, exit and emergency lighting and final inspection coordination with the City of Portola Vally.
Machinery hookups, motor controls, VFDs, 480V distribution, warehouse high-bay LED retrofits, EV fleet charging and backup power. Also serving nearby Stanford, Los Altos, Atherton, Menlo Park. Call (833) 652-8933.
We provide commercial electrician throughout Portola Vally and the surrounding communities of San Mateo County.
Yes. Much of our commercial work in Portola Vally is scheduled nights and weekends to avoid disrupting customers.
Yes. We prepare load calculations and drawings and manage plan check and inspections for Portola Vally projects.
Yes, including hood and make-up air circuits, walk-in coolers, and dedicated equipment circuits.
“They rewired our 1948 house room by room and we never lost power overnight. Walls were patched cleaner than we expected.”
Tom & Linda R.“Hot tub circuit and disconnect installed and inspected in a week. Everything was labeled and explained.”
Carlos D.“Our restaurant lost power on a Friday night. They had the failed contactor replaced and the walk-in back up before we lost any product.”
Angela M.Upfront pricing · Same-day service · 24/7 emergency response