Commercial & industrial electrical contractors in Millbrae, San Mateo County. Local electricians, upfront pricing and fast scheduling.
(833) 652-8933 Request a quoteBusinesses in Millbrae 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 Millbrae 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 Millbrae 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 Millbrae.
Machinery hookups, motor controls, VFDs, 480V distribution, warehouse high-bay LED retrofits, EV fleet charging and backup power. Also serving nearby San Bruno, Burlingame, South San Francisco, Pacifica. Call (833) 652-8933.
We provide commercial electrician throughout Millbrae and the surrounding communities of San Mateo County.
Yes. Much of our commercial work in Millbrae is scheduled nights and weekends to avoid disrupting customers.
Yes. We prepare load calculations and drawings and manage plan check and inspections for Millbrae projects.
Yes, including hood and make-up air circuits, walk-in coolers, and dedicated equipment circuits.
“Installed a Generac standby generator for wildfire season. Explained every step and the load management so we could use a smaller unit.”
Chris B.“Got a 200 amp panel upgrade and an EV charger in one day. They handled the permit and the inspector passed it on the first visit.”
Derek W.“Had them do a full electrical inspection before we bought our house. The photo report saved us thousands in negotiations.”
Robert K.Upfront pricing · Same-day service · 24/7 emergency response