Plumber in Pasadena & Monrovia, CA | All Systems Pros
Licensed Plumber · Open 24/7 · San Gabriel Valley

Plumber in Pasadena
& Monrovia, CA

All Systems
Go.

Water heaters, drains, sewer and gas lines, fixed right the first time. Transparent pricing and honest repair-or-replace recommendations across the San Gabriel Valley.

24/7 · 365 Days 5★ on Yelp · 62 Reviews Licensed · Bonded · Insured
All Systems Pros astronaut mascot
CSLB Lic. #1097354Rheem ProPartnerA. O. Smith CertifiedRaypak CertifiedFree Estimates on Installs
What We Fix

Every pipe in the house, one crew.

From a no-hot-water morning to a backed-up sewer line, our licensed technicians handle it all, residential and commercial.

Tank water heater installation

Water Heater Repair & Install

Same-day repair and replacement of tank water heaters, installed to code with earthquake straps and expansion tanks.

Tankless water heater

Tankless Water Heaters

Tankless installation, conversions, descaling and repair for endless hot water and lower energy bills.

Hydro jetting drain cleaning

Drain Cleaning & Hydro Jetting

Clear stubborn clogs, grease and roots with professional snaking and high-pressure hydro jetting.

Sewer camera inspection

Sewer Inspection & Repair

Camera-verified diagnostics, sewer line repair and trenchless replacement, so you only pay for what's needed.

Leak detection

Leak Detection & Repiping

Pinpoint hidden leaks with acoustic and moisture tools, then repair or repipe with minimal wall damage.

Emergency plumbing service van

24/7 Emergency Plumbing

Burst pipes, gas line issues and sewage backups, answered around the clock, nights and weekends included.

Our Promise

Honest plumbing, no surprises.

We're an owner-operated local crew. We'd rather earn a customer for life than sell you something you don't need.

  • Honest diagnosisWe recommend a repair when it will hold, and replacement only when it's the better investment.
  • Estimate before workYou approve the price before any work begins. No hidden line items.
  • Made right, guaranteed100% satisfaction guarantee, plus full manufacturer equipment warranties passed on to you.
  • Clean, respectful crewsWe protect your floors, haul away old equipment and leave your home clean.
All Systems Pros technician greeting a homeowner
Active Offers

This month's specials

Mention the offer when you book.

$50 OFF

First Service Call

For new customers on their first service call.

10% OFF

Military & Seniors

Up to 10% off plumbing services of $750 or more.

FREE

Install Estimates

Free estimates on installations and replacements.

$0 DOWN

Financing Options

Synchrony financing on qualifying installations.

Offers cannot be combined. Financing subject to credit approval.

Field Reports

Rated by your neighbors.

5-star rated on Yelp across 62 reviews. Here's what customers mention most.

★★★★★

Same-day water heater replacement. The crew protected the floors, hauled the old unit away and cleaned up after.

Michael Y. · Yelp
★★★★★

Replaced a rusted gas line quickly, with fair pricing and a fast response.

Colleen E. · Yelp
★★★★★

Commercial sewage emergency answered within about two hours. The owner came out personally with upfront pricing at every step.

Natasha C. · Yelp
All Systems Pros service van
Coverage

Dispatch radius

Based in Monrovia and serving the entire San Gabriel Valley.

PasadenaMonroviaArcadiaAltadenaGlendaleBurbankSouth PasadenaSan MarinoSierra MadreTemple CitySan GabrielDuarte
FAQ

Questions we get every week

Are you really available 24/7?

Yes. Call us any time, day or night. If you suspect a gas leak, leave the building first and call SoCalGas from a safe spot, then call us.

Do you offer free estimates?

Yes, estimates are free for installations and replacements. Any diagnostic or service-call charge is confirmed with you when you book.

Are you licensed and insured?

Yes. We're licensed, bonded and insured (CSLB Lic. #1097354), and we're a Rheem ProPartner, A. O. Smith Certified Contractor and Raypak Certified.

Do you offer financing?

Yes, we offer Synchrony financing for qualifying installations, subject to credit approval.

Can I get updates by text message?

Yes. When you submit our contact form, you can choose to receive appointment and service updates by text. It's optional, and you can reply STOP at any time to opt out.

Get in Touch

Request your free estimate

Tell us what's going on and our team will reach out to schedule your visit.

☎
Call or Text626-761-0654
⚑
Office246 W Chestnut Ave, Monrovia, CA 91016
◷
HoursOpen 24 hours, 7 days a week

Contact Us

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Plumbing problem?
Make the call.

Our team is standing by 24/7 across the San Gabriel Valley.

Call 626-761-0654