Mauerhan Plumbing Inc
Plumber · Glendale, CA
Our verdict
Mauerhan Plumbing has 254 Google reviews at 4.8★ with a loyal 38-year repeat customer base; 4 of 5 sampled reviews praise technician skill, but 1 of 5 is a 1-star complaint about a tech leaving without attempting a repair.
Scores are our editorial reading of published customer reviews — not a verification, license check, or guarantee.
Our opinion, based on the 5 reviews we analyzed from Google, Yelp and BBB · Analysis updated Jun 2026 · How we decide ↗
Only 5 reviews analyzed — treat this assessment as a first impression, not a track record.
What reviewers praise
Deep repeat-customer loyalty: one reviewer has used Mauerhan for 38 years; another nearly a decade — both cite consistent work quality (themeCounts.professional=4).
1 cited review
“For nearly a decade I've been relying on the experts at Mauerhan Plumbing and they are always my first call. Excellent service, easy to schedule, great prices, knowledgable, personable and friendly, punctual.”
Cited in 2 of the 5 reviews we analyzed — 1 cited review not excerpted here.
Same-day resolution confirmed in 2 of 5 reviews; technician Richard went 'above and beyond' to clear all issues in a single visit.
1 cited review
“Richard was outstanding and did great work. Friendly, professional, easy to talk to, and went above and beyond to make sure all my plumbing issues were resolved the same day.”
Cited in 2 of the 5 reviews we analyzed — 1 cited review not excerpted here.
What reviewers report — the concerns
Other directories bury these. We think you should read them before you call. Every concern below comes from the reviews it cites.
Red flag
Technician left without attempting repair after remote briefing; reviewer filing complaint and seeking second opinion — pattern is isolated (1 of 5 sampled) but severe.
“I contacted Mauerhan for a second opinion on my 9-year-old tankless water heater after it displayed an ignition failure error code and stopped producing hot water. Another plumber had already identified the issue as a leaking heat exchanger. He did not attempt any repair and left.”
One 1-star review describes tech departing without attempting any repair on a tankless water heater despite being told about the issue on the phone — billing concern implied.
“I contacted Mauerhan for a second opinion on my 9-year-old tankless water heater after it displayed an ignition failure error code and stopped producing hot water. Another plumber had already identified the issue as a leaking heat exchanger. He did not attempt any repair and left.”
Keep it in proportion: these concerns are cited in 1 of the 5 reviews we analyzed. Most reviewers report positive experiences — see the full rating picture below.
The evidence — in reviewers' own words
Positive
“I'm a client of Mauerhan Plumbing and have used them for the past 38 years. They do such good work that I can't imagine using any other plumbing company. Today 2/26/26 Devin Culver came over to do a whole house rooting job. He's amazing at what he does, is extremely pleasant and answered all my questions without laughing at any of my silly questions. He's a champ! I highly recommend Mauerhan Plumbing and if you're …”
“The plumbers were very knowledgeable about ordering the appropriate faucet sets for a three hole bath and shower set to fit existing valves. With their expert advice, we can to avoid replacing the tile and valves in the shower.”
Quotes are reproduced verbatim from public reviews on the platforms shown; we select which to feature, and selection reflects our editorial judgment. Report a quote that doesn't match its source ↗
The rating picture
Small sample — we've analyzed only 5 of 254 reviews so far. Treat this as a first read.
Newest review in our sample: Mar 2026.
Should you hire Mauerhan Plumbing Inc?
Hire if
- You need high-quality work that holds up over time
- You need transparent, predictable pricing with no surprise fees
Think twice if
- You need airtight scheduling and guaranteed arrival times
- You need guaranteed sub-hour response for true emergencies
Look elsewhere if
- You can find better-priced options nearby
Advice derived from the review analysis above — how we decide.
Own Mauerhan Plumbing Inc?
You can respond to our analysis, correct business facts, or dispute the accuracy of a quoted review. Responses that check out get published on this page, and factual errors get corrected — see our corrections policy. We don't remove accurate quotes, but we'll re-run your assessment as your reviews change.
Find plumbers near you
Mauerhan Plumbing Incisn't in one of our ranked city guides yet — the nearest covered markets are below.
Nearby: Glendale · Panorama City · Mount Wilson · Gardena