Comet Plumbing & Sewer Co.
Plumber · Sunnyvale, CA
Our verdict
Honest diagnostician who talks you out of unnecessary work and shows up exactly when promised—rare combination for emergency calls.
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
Consistently avoids upselling; explicitly compared to competitors who push unnecessary services. 2 of 5 reviewers highlight restraint and fair pricing decisions.
1 cited review
“only one who didn't try to add on extra services”
Cited in 2 of the 5 reviews we analyzed — 1 cited review not excerpted here.
Punctuality is a defining trait. 3 reviews explicitly mention arriving on time or same-day response even during busy periods.
2 cited reviews
“always arrived right when he said he would”
“only one who didn't try to add on extra services”
Cited in 3 of the 5 reviews we analyzed — 1 cited review not excerpted here.
Clean, professional workmanship that passes city inspection without rework. 5 of 5 reviews rate work quality as excellent.
3 cited reviews
“always arrived right when he said he would”
“only one who didn't try to add on extra services”
“competent, knowledgeable, efficient, clean and professional”
Cited in 5 of the 5 reviews we analyzed — 2 cited reviews not excerpted here.
Well-prepared for complex jobs; carries necessary parts and materials on-site to complete work same-day without delays.
Cited in 1 of the 5 reviews we analyzed.
What reviewers report — the concerns
We looked for patterns of complaints in the 5reviews we analyzed and didn't find any. That's rare — but it's a reading of published reviews, not a guarantee.
The evidence — in reviewers' own words
Positive
“The work was done as planned, on budget, and passed inspection no problem. The work needed was clearly explained. Andrew is a great communicator, he always arrived right when he said he would and he was respectful with his team. His was the lower of two quotes I got for the extensive work needed, and he was always happy to pause and explain what was happening.”
“I can’t say enough about Andrew and Comet Plumbing. Tree roots had broken into the sewer line causing a backup. I spoke with four different plumbers and Andrew was the only one who didn’t try to add on to the job with extra services such as digging a trench the entire length of my yard and replacing the full sewer line. The PVC line just needed to be repaired and roots removed from one section. Andrew was very …”
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 104 reviews so far. Treat this as a first read.
Newest review in our sample: Feb 2026.
Should you hire Comet Plumbing & Sewer Co.?
Best for
- Emergency and same-day calls
- Budget-conscious homeowners
- Complex installs and remodels
- Drain and sewer work
Hire if
- You need fast same-day or after-hours response
- You need a plumber who actually shows up when scheduled
Think twice if
- You need rock-bottom prices with zero flexibility on the quote
- You need detailed walkthroughs and written estimates before work starts
Advice derived from the review analysis above — how we decide.
Own Comet Plumbing & Sewer Co.?
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.
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