O'Neill Plumbing

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6056 California Ave SW
Seattle, WA 98136
+1 (206) 932-5283
http://www.oneillplumbing.com

O'Neill Plumbing Company in Seattle, WA has been serving the community for over 100 years, offering a wide range of plumbing services from trenchless sewer repair to water heater replacement. Their experienced team prioritizes customer and employee safety, ensuring quality workmanship and prompt service.

Clients praise O'Neill Plumbing for their professionalism, expertise, and transparent communication throughout the project. Whether it's a simple repair or a complex installation, O'Neill Plumbing is known for their reliable and efficient plumbing solutions, making them a trusted choice for all plumbing needs in the Seattle area.

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4.0154 reviews
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Robb J.
6/29/2025

I am a general contractor in Seattle, we have been using Oneill Plumbing for all of our plumbing needs, including rough in plumbing, trim, groundwork and service. You will not find a better...

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Tom K.
7/21/2025

Very disappointed with this company. I initially got a quote for a plumbing job, but when it came time to do the work, they tried to charge me significantly more than what we had agreed on. When I...

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Gern B.
2/7/2025

On December 19th, we discovered our water heater was not working. We called O'Neill at 8:30 and they had a crew at our home by 9:00!! Ricky and Will determined that our leaking water heater was...

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Lorelei S.
7/5/2025

We had a horrible and expensive break in our water line from the street to our house. O'Neill was prompt and efficient. Even the boss came at the end to inspect the workmanship. We were very happy...

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Van B.
7/27/2024

I've used O'Neill Plumbing on two separate occasions. The first time was for hydrojetting services. Plumber showed up and did the job well, but there was no followup and they had my email wrong,...

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