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Backflow Testing
Tests backflow prevention assemblies and reports results for properties that require annual testing.
Explore service →CALIFORNIA PLUMBING · 43 CITIES
From a dripping faucet to a failed sewer line, Genius Plumbers California helps homeowners and businesses across California get the problem diagnosed, explained, and fixed — with a clear price before work starts.
Pick the closest match. Each option leads to the service page that explains the problem, the visit, and what affects cost.
Start with the matching service page, then request help.
Start with the matching service page, then request help.
Start with the matching service page, then request help.
Start with the matching service page, then request help.
Start with the matching service page, then request help.
Start with the matching service page, then request help.
Every service page explains the warning signs, what the visit involves, and what drives the cost — no jargon, no pressure.
Tests backflow prevention assemblies and reports results for properties that require annual testing.
Explore service →Clears hair, soap scum, and buildup from bathroom sinks, tubs, and shower drains.
Explore service →Stops the water, repairs the burst section, and checks the rest of the run for freeze or corrosion damage.
Explore service →Traces ceiling stains and drips to their source and repairs the leak, whether it comes from an upstairs bathroom, a supply line, or condensate.
Explore service →Repairs leaking, corroded, or damaged copper supply lines with proper soldering and fittings.
Explore service →Clears slow, clogged, and backed-up drains in sinks, tubs, showers, and floor drains.
Explore service →Diagnoses no hot water, tripped breakers, failed elements, and thermostat problems on electric tank heaters.
Explore service →Urgent help for burst pipes, active leaks, sewer backups, and overflowing fixtures. Call to check current availability.
Explore service →Installs expansion tanks that absorb pressure spikes and protect water heaters and plumbing.
Explore service →Stops drips, fixes stiff handles, and repairs worn cartridges, washers, and connections on faucets and fixtures.
Explore service →Installs kitchen, bathroom, and utility faucets, with supply lines checked and the area left clean.
Explore service →Clears basement, garage, laundry, and utility floor drains that back up or smell.
Explore service →The things customers actually care about when letting a plumber into their home or business.
We explain what is wrong, what the options are, and what each one costs — before any work begins.
Repairs are completed properly, tested, and cleaned up, not patched over and left for later.
Shoe covers, drop cloths, and a tidy finish. Your home or business is left as we found it, or better.
Describe the issue, get a scheduled visit, approve the work, and get it done. No surprises.
Call or submit a service request with the problem and your city.
Tell us what you are seeing, where it is, and how long it has been happening.
We confirm the visit window and what to have ready, such as clear access to the fixture.
The plumber diagnoses the cause, explains the recommended work and price, and starts only after you approve.
If it sounds familiar, the matching service page explains it in more detail.
Drips under sinks, wet walls, and rising water bills — leak detection →
Kitchen, bathroom, and main-line blockages — drain cleaning →
No hot water, lukewarm water, leaks, or noise — water heater repair →
Backups, odors, and recurring clogs — sewer inspection →
Weak showers, surging pressure, hammering pipes — pressure repair →
New fixtures, heaters, filtration, and remodels — fixture installation →
We serve 43 cities across the Bay Area, Sacramento Valley, Central Valley, Central Coast, Los Angeles, Orange County, the Inland Empire, and San Diego. Select a city to open its local page.
Aliso Viejo, Brea, Cypress, Fountain Valley, Placentia
Altadena, Arcadia, Azusa, Cerritos, Covina, Diamond Bar, Gardena, Glendora, Hacienda Heights, Huntington Park, La Mirada, Monterey Park, Paramount, Rancho Palos Verdes
Antelope, El Dorado Hills, Lincoln, North Highlands
Beaumont, Cathedral City, Coachella, Colton, Highland, Palm Desert, Palm Springs
Campbell, Cupertino, Danville, Morgan Hill, Newark, Oakley
Open in Google Maps ↗ View all service areas
Map is a schematic coverage illustration. It does not show a business address, and no physical branch is implied in any city.
A selection of the cities we serve. Every city page lists the services available there and how to request help.
Central Valley · Merced County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Los Banos →San Diego · San Diego County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Poway →North Bay · Marin County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Novato →Inland Empire · Riverside County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Palm Springs →Bay Area · Santa Clara County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Cupertino →Bay Area · Contra Costa County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Danville →San Diego · San Diego County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View National City →Orange County · Orange County. Drain, sewer, water heater, and fixture plumbing for homes and businesses.
View Aliso Viejo →Duration and price depend on the type of problem, access to pipes and fixtures, the age and condition of the system, parts required, and whether further damage is found once work starts. Some jobs finish in one visit; others need parts, permits, or a return visit. An on-site assessment is often needed before a reliable price or duration can be given, and we will say so honestly when that is the case.
We do not promise fixed prices or arrival times we cannot keep. You approve the work and the price before it proceeds.
We cover drains and sewers, water heaters, leak detection and pipe repair, fixtures and toilets, gas and water lines, water quality, remodels, and commercial plumbing — 52 services in total. See the full list on the services page.
43 cities across the Bay Area, Sacramento Valley, Central Valley, Central Coast, Los Angeles, Orange County, the Inland Empire, and San Diego. The service-areas page lists them all, each with its own local page.
Call us or submit the request-service form with the problem, your city, and a contact number. We confirm the visit and explain the next step.
Yes. After diagnosis, you receive the recommended work and its price in writing, and work starts only after you approve it.
Yes — homes, condos, apartments, offices, retail spaces, restaurants, and HOA properties, subject to the service needed.
What is happening, where it is, when it started, and whether water is actively leaking or a drain is backing up. Photos help when the form allows them.
Practical articles for California property owners, written around the services we actually offer.
A leaking pipe, a dripping valve, or water where it should not be: the first ten minutes matter. This guide walks through shutting off water safely, protecting floors and belongings, and the details that help a plumber fix the problem faster.
Read article →One slow sink is usually a local clog. Several slow fixtures, gurgling, or sewage smells point to the main line. Learn the signs that separate a simple drain cleaning from a sewer inspection.
Read article →Tank heaters cost less up front; tankless units save space and can run more efficiently. The right choice depends on household size, gas supply, venting, and water hardness. Here is how to compare them honestly.
Read article →Real plumbing work: hands on pipes, valves, and fixtures. Photos below are licensed stock photos used for illustration — replace them with company project photos before launch.
Describe the problem and your city. We will confirm the service, explain the next step, and arrange a visit.