Mountain View · Bay Area · Est. family business
Plumbing done right — and on time.
Master plumbers serving the Bay Area 365 days a year. Free estimates, honest prices, and a 4.7-star record across 191 Yelp reviews.
CA License #992579 · Bonded & Insured
- 191 Yelp reviews
- 4.7★
- 191 Yelp reviews
- CA license · bonded
- #992579
- CA license · bonded
- open every year
- 365 days
- open every year
Plumbing emergencies don't keep business hours. Neither do we.
(650) 793-0084What we fix
If water runs through it, we handle it.
Residential and commercial, big jobs and small — repair, replacement, and installation.
Water Heaters
Repair and installation — back to hot water fast.
Drain Cleaning
Clogs and blockages cleared — sinks, tubs, toilets.
Leak Repair
Troubleshooting and repair before it soaks the floor.
Sewer Main Lines
Clearing, repair, replacement, and new installation.
Faucets & Fixtures
Bathtub and shower valves, faucets, fixtures — swapped clean.
Bathroom Repipe
Old pipes out, new pipes in — done right the first time.
Kitchen Disposals
Grinding, humming, or dead — repaired or replaced.
Water Mains
Installation, repair, or replacement at the source.
Always on time · 365 days a year
The family business
Done right the first time.
On Time Plumbing is a family-owned shop with industry-certified master plumbers — over a decade serving homes and businesses across Mountain View and the Bay Area. Reliable, professional, and honest about what the job needs (and what it doesn't).
- 4.7 stars across 191 Yelp reviews
- Free estimates on every job — no surprises
- Affordable pricing, 10% senior discount
- CA License #992579 · bonded & insured
- Featured on Expertise.com's best Sunnyvale-area plumbers list
Proudly serving the Peninsula & South Bay
Mountain View, Sunnyvale, Palo Alto, Los Altos, Cupertino, Santa Clara, San Jose, Menlo Park, Redwood City
Free estimate
Tell us what's leaking, clogged, or cold.
We'll get back to you fast with an honest price. No obligation — and if it's urgent, skip the form and call.
(650) 793-0084