Williamson Plumbing & Mechanical

★★★★★ 4.8 / 5 (83)
Emergency Call


: 9885 Mesa Rim Rd, San Diego, CA 92121
: (858) 449-1100
: https://www.williamsonplumbingandrestoration.com

Company Overview

Home and business plumbing fixes. Water damage recovery. Remodels, water heater replacements, slab leak services, pressure-related issues, and drain repairs. 24-hour emergency plumbing assistance!

With 25 years of plumbing and mechanical expertise. Residential, commercial, and industrial new builds, renovations, and repairs.

Business Services

  • Bathtub installation
  • Bathtub repair
  • Damage restoration
  • Drain installation
  • Drain repair
  • Faucet installation
  • Faucet repair
  • Garbage disposal repair
  • Gas line installation
  • Gas line repair
  • Hot water recirculation pump installation
  • Hot water recirculation pump repair
  • Mold remediation
  • Plumbing inspection
  • Plumbing installation or replacement
  • Plumbing repair
  • Sewer installation
  • Sewer repair
  • Shower installation
  • Shower repair
  • Sink installation
  • Sink repair
  • Toilet installation
  • Toilet repair
  • Water heater installation
  • Water heater repair
  • Water pipe installation
  • Water pipe repair

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours

Recommended Customer Reviews

Meghan K.
★★★★★

Where do I even begin!? If Yelp offered 10 stars I'd give Williamson Plumbing and Mechanical a 10! Matt, Jason and sons( Rawley &little Matty) are top notch individuals. Reliable, friendly, trustworthy, honest, and awesome sums these guys up. They came as a recommendation from a friend that couldn't say enough good things about them.
We had a major issue with our toilet and when I say major well, that's a complete understatement. I called these guys to help with what I thought was a clogged toilet, however, that wasn't the case at all. It ended up being more than a major blockage in our old cast iron pipes. Very long story short, what we thought was an hour to two hour job turned into a week and a half ordeal. During that week and a half I felt like I was dealing with family the way these guys were checking in and making sure this process was running as smooth as possible. If you are looking for an honest company look no further and call these guys immediately. I promise they will not disappointment.

Joseph M.
★★★★★

Rental property on Carmel Mountain Ranch. Mat is professional, competent and trustworthy. On top of that he is genuinely respectful and a nice person. His perfect rating is well earned. I highly recommend.

Catherine S.
★★★★★

Matt Wiallianson is the most reliable and honest plumber I have met and used. He was recommended from CPL Leak detection company. I had 2 other plumbers fall through on the work that needed to be done and Matt Williamson was awesome. He called me back right away. Came out the next morning to see what needed to be done. He put an estimate in writing (emailed) that day. I email him back so it was in writing I accepted the bid and he did the work the next day. He was very reasonable with his rates and honest about the work being done. I have recommended him to several people. However, Yelp has his cell phone as the wrong# the address is right but the correct phone is # (858) 449-1100. He is truly a good professional plumber.

John R.
★★★★★

I'm so lucky, got a referral to use Williamson Plumbing and this guy Matt. Wow, that a nice gift. I read many of the other Yelp reviews and saw nothing but 5 stars. This guy must be good! Sure enough they are!
Had a slab leak under my house, so I needed to have my home piping rerouted from the ground up and through my attic. Then down the walls to water heater, kitchen and bath room.
Matt and his crew did an awesome job. Very hard workers and great to work with. Matt is very smart and really cares about what the home owner needs. Excellent customer service and they put in the extra effort to get the job done right. They clean up well after the job too. Some other workers I've had over to a minimal job on the clean up. Matt is also funny and has great people skills. Really a quality person to work with!
Very fare pricing too. I would highly recommend Williamson Plumbing with Matt and his crew.

Laurie C.
★★★★★

Matt and his team are knowledgeable, efficient, and friendly. They took care to make sure they completed the job thoroughly.

Arun R.
★★★★★

Fantastic experience with Matt. Called him to check on a bathroom leak. Matt was very quick to triage the issue and get it addressed. He came in quite late in the evening, and didn't return until the leak was taken care of- shows his commitment to the profession. He is very professional, clean and methodical. Very affordable as well. Strongly recommend Matt and team for any plumbing work.

Lori E.
★★★★★

Matt is the best!!!! He took excellent care of a couple of leaky faucets for me and made some great recommendations He is now my go to for any future plumbing I need. Very reliable, clean and just an all around nice guy. Thanks Matt :)

N M.
★★★★★

Matt is very professional and friendly, reliable, and does a great job at a reasonable price. What more can you ask for? Thanks for your help, Matt!

Noah W.
★★★★★

I was referred to Williamson Plumbing and Matt knows his stuff. Matt installed my Kitchen Sink, Instant Hot Water Dispenser, Drains, new Lines, Water line for ice maker, and everything else that required his services for my new kitchen.

I also have a rental condo in La Jolla and he replaced a faulty ice maker valve at the refrigerator line in my rental property the same day I called.

The other day my tenant called to tell me that the kitchen faucet handle broke off in his wife's hand and it looked to rusted to fix. I called Matt and he made some suggestions but then called me later that day and picked up the best faucet he could get based on my budget and then the very next morning replaced the faucet (tenant said it was so rusted on that he had to cut the old one off).

Matt was also conscientious enough to let me know that the reverse osmosis filter under the sink was installed using cheap valves that could cause a leak plus he suggested we replace the original (almost 30 year old) valves with angle stops while he was under there. The rates were extremely fair, especially base on such short notice, not to mention the service from a trusted, licensed and insured contractor!

While Matt was at my rental, my tenant informed me that the bath tube was not draining well and asked if Matt could take care of that during the same visit.

Matt and his team fixed everything! My tenant called and sent me a text telling me that he and his wife were very happy with Matt's work. He went on to say that Matt and his team were very professional, cleaned up after themselves and said the space under the sink looked even better than before Matt arrived.

Reza S.
★★★★★

Matt and his team are top notch; so much so that when we had a plumbing emergency and had to shut water off to the entire house we were willing to wait for Williamson Plumbing. High quality work and honest......what else can I say. Williamson plumbing also did our plumbing for our bathroom remodel as well and we have been nothing but happy with it.

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