Professional drain cleaning for San Mateo homes and businesses. We clear kitchen sinks, bathroom drains, shower clogs, and main line blockages — available 24/7 when backups cannot wait.
Slow drains and backups often start small then escalate fast. We clear blockages at the source with snaking and hydro jetting when needed. Our licensed technicians serve San Mateo and nearby Bay Area communities with upfront pricing and quality workmanship.
Plumbing emergencies do not wait — and neither do we. Call us any time.
Every job is completed by licensed plumbers with full liability coverage.
We identify what caused the clog and recommend lasting fixes, not quick band-aids.
Schedule service in San Mateo today. Use our contact form or call for a free estimate on drain cleaning.
Customer reviews
I worked with Don for a few years now. Over the years, he had helped me install a toilet, garbage disposal, and fix a few emergency nasty sewer drain clogs. He never fails to fit me into his schedule. Don is one of the most honest plumbers I have dealt with. Ask your questions and he will be more than happy to help. I switched a lot of different plumbers over the years but Don is definitely my first call now. Go with DDD Plumbing San Francisco Drain Cleaning!
행운목
Dec 23, 2022
I’ve been using Don since his business began. Don always offers the best prices for all San Francisco draining needs. I’ve used him for faucet installations, garbage disposal, drain clogs, outdoor and indoor plumbing needs, plumbing leaks, sewer cleaning, among other services for my properties. My neighbors also raved about his coverage in the San Francisco bay area region for shower installation, water tank needs, drain cleaning, sink draining, etc.<br><br>He far and away exceeds my expectations especially in the San Francisco Bay Area region where prices are exorbitant. With Don, you get bang for your buck for professional plumbing and drainage needs with free warranty for the first month! I’ll be using Don for years to come! Hey Don, time to start a loyalty program?!
liqun jiang
Dec 22, 2022
Donald from ASAP Plumbing was super quick and responsive. Helped me out in both San Francisco and South San Francisco. On the first occasion, he was able to unclog the drain in no time! On the second occasion, he was able to push out the "thing" that was stuck in the pipes, saving me from having to potentially replace the toilet entirely!! Super professional and easy going. 100% recommend.
Vinson Xia
Jul 16, 2025
Don helped with unclogging the bathtub drain. He is responsive, professional, and able to fix the drain clogged issue quickly. I'd recommend Don to others who is looking for drain cleaning/unclogging services!
Nancy Ding
Mar 11, 2023
If you’re looking for a reliable plumber, Don should definitely be on speed dial! I’ve been using his services for 2 years. He’s fixed everything from clogged sinks to toilet clogs and also replaced my toilet and garbage disposal. I live in an older home in San Francisco and some of those drain clogs were extremely difficult to fix but nothing Don can’t handle. Give him a call!
Marcos Cutino
Dec 29, 2022
Very satisfied with Don! We had a great experience with his company DDD Plumbing Emergency Drain Cleaning with an extremely tricky toilet clog. Turns out the clog was further down into the sewer and Don had to remove the toilet in order to get to it. He had all the right equipment handy and finished the job with high quality. Highly recommend.
Aline Wu
Dec 28, 2022
I've worked with Donald of ASAP Plumbing several times over the past 4 years and can confidently recommend their services. He's unclogged drains, replaced kitchen sink water valves and garbage disposal, and resolved an active leak in my old rental apartment kitchen. He's prompt to respond to inquiries, shows up during the expected time window, and overall is a very friendly and personable guy.
Linden McGreevy
Jan 22, 2026
I've been looking for a plumber for probably 4 years now. They either don't show or Pad the quote or double the estimate, or ask such a ridiculous price that I end up buying the equipment.<br>And doing the job myself.<br><br>I was so pleasantly surprised by ASAP plumbing!... the representation, the quick call back, the professionalit, the price, the promptness and the immediate response, everything everything was amazing. I already called them back to do another job.
Gena Starkweather
Nov 6, 2025
When you need reliable drain cleaning in San Mateo, ASAP Plumbing Pros delivers fast, professional results. Our licensed technicians arrive equipped to diagnose the problem, explain your options, and complete the work with upfront pricing.
We proudly serve San Mateo and communities throughout San Francisco and San Mateo County. Whether it is an emergency call or a scheduled appointment, you get the same commitment to quality and customer satisfaction.
Use our contact form or call (415) 728-6391 to request drain cleaning in San Mateo. We are open 24/7 because plumbing emergencies do not wait.
We offer 24/7 emergency drain cleaning. Most Bay Area calls receive same-day response.
Yes. We carry professional snaking and jetting equipment for same-day clearing.
We provide upfront pricing after diagnosing the clog — no surprise fees.
Call (415) 728-6391 or request service online.
