Analyzing 5,516,7025.5M ReviewsFor 14,99415K Experts
The 10 best-rated sump pump repair services in San Francisco, CA average 4.9★ on Google across 11,291 reviews. Flow Masters Plumbing, Drain and Water Heater has the top rating (5.0★), and Discount Plumbing Rooter Services has the most reviews (3,285). Updated October 27, 2026.
10 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (11,291 reviews combined) and currently operating. Request a call back and the company will phone you directly.
“Miguel and Daniel were great! They were very professional, and solved the issue with my broken ignitor on my hot water heater right away. Miguel even thought to mention ahead of time that I could purchase and ignitor…” — Google review
“Have used Paul and his crew for a number of years. Always fast and reliable service, plus great ongoing communication throughout the process. High integrity people and fair prices.” — Google review
“ASAP plumbing showed up within an hour. Took care of my sewer lateral. Last time I used “discount plumber” who charged me 2x what ASAP plumbing did. Emergencies are never cheap, but based on that I thought the cost…” — Google review
“Danny and Carlos were great nothing leaked in the underground drain repair and they cleaned up nicely. Good guys good job👍” — Google review
“Great service. I called in the evening and they sent someone out the next morning. Everyone else I called either couldn’t sent someone for a week or they never called back. The tech was able the figure out the…” — Google review
“My neighbor had called the plumber and I was able to schedule a repair with the gentleman an hour later. They were on time and did a great job. Highly recommended.” — Google review
“On time, professional and friendly tech, knowledgeable, job started, finished and cleaned up in less than an hour. We have used another company for years, their prices went up, service went down and not consistent…” — Google review
“F&A always take great care of me and my clients. As a Realtor I need someone I can trust. Frank and his team are top notch! Highly recommend!” — Google review
“I had a leaking drain pipe in the wall that needed to be located and fixed. Dylan was great to work with, very professional and courteous. Did a great job replacing an old cast iron section of pipe with new copper.…” — Google review
“Exceptional work with recent installation of a new water heater! Fast, professional, courteous. Fast Response Plumbing & Rooter is our 'go-to' for all plumbing needs. Thank you! Oleg, Val.” — Google review
We scan Google Maps for sump pump repair service listings in and around San Francisco, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Flow Masters Plumbing, Drain and Water Heater has the highest Google rating on our San Francisco list: 5.0 out of 5 from 715 reviews (as of October 27, 2026).
Discount Plumbing Rooter Services has the most Google reviews among the companies listed here: 3,285, with a 4.9★ average.
Only open San Francisco-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.
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Analyzing 5,516,7025.5M ReviewsFor 14,99415K Experts