CA Lic. #1043992

When it breaks,
we fix it.

Licensed plumbers, electricians, and handymen serving the Bay Area since 2011. Upfront pricing, same-day slots, and we clean up after ourselves.

A Mainstay technician at work

14

years in business

8,000+

jobs completed

4.9★

1,240 reviews

60 min

avg. response

What we do

One crew for the whole house

Plumbing

Leaks, clogs, water heaters, repipes — fixed right the first time.

From $89

Electrical

Panels, outlets, lighting, EV chargers. Safe, permitted, tidy.

From $99

Heating & Cooling

Tune-ups, repairs, and new systems that actually hold temperature.

From $119

Handyman

The list on the fridge — mounted, patched, sealed, and done.

From $75

Drains & Sewer

Camera inspections, hydro-jetting, and trenchless repairs.

From $129

Small Remodels

Bath and kitchen refreshes managed end to end by one crew.

Free estimate

Receipts

Drag to see the difference

We document every job, before and after. Slide the handle to see a recent one — then imagine your place getting the same treatment.

After
Before
BeforeAfter

Kitchen refresh · Tiburon

How it works

01

Tell us what's wrong

Book online in 60 seconds or call. Describe the job, pick a window.

02

We arrive on time

A licensed pro shows up in the window with the van stocked.

03

Flat-rate quote

You approve the price before any work starts. No surprises.

04

Fixed & spotless

We finish the job, test it, and leave it cleaner than we found it.

4.9 from 1,240 neighbours

Booked at 8am, fixed by noon. The plumber put down mats and vacuumed before he left. Unheard of.

Dana R.

Noe Valley

Got three quotes — Mainstay was the only one that gave a flat price up front and stuck to it.

Marcus T.

Daly City

Our heater died in a cold snap. They had someone out within the hour and it was running by dinner.

Priya N.

San Mateo

Got something that needs fixing?