Watermark Plumbing and Drainage
Company Overview
Available on weekdays and weekends! 714-600-2975.
* Plumbing * Rooter * Drain Cleaning - 24/7 Service.
Drain Cleaning Services:
R/O Water Filtration
Water Softeners
Water Heating Solutions (Gas/Tankless)
Toilets
Drain Restoration
Pressure Control Devices
Faucet Solutions
Shower Fixtures
Shower Tubs and Pans
Cleanouts (Drains)
Kitchen and Bathroom Taps
Piping Solutions
Foundation Leaks
Angle Stops
Laundry Appliance Hook-Ups
Dishwashers (Hook-Ups)
Gas Line Repairs & Leaks
Locating Drains
Low Pressure
Food Waste Disposals
Based in Orange County, we are a skilled plumbing service with years of experience helping OC residents. We surpass the competition and deliver exceptional customer service. Our extensive plumbing services address any problems you encounter, and we ensure our pricing remains fair.
Contact us before booking a service; we are proud to be family-owned. With over 20 years in the industry, we appreciate your interest in our services and hope to earn your trust. If you have any questions or need guidance, even if you’re doing it yourself, feel free to reach out; we’re happy to assist.
Warm regards,
Ryan Dias
Business Services
- Bathtub installation
- Bathtub repair
- Drain installation
- Drain repair
- Faucet repair
- Garbage disposal repair
- Gas line installation
- Gas line repair
- Plumbing inspection
- Plumbing installation or replacement
- Plumbing repair
- Sewer installation
- Sewer repair
- Shower installation
- Shower repair
- Toilet installation
- Toilet repair
- Water heater installation
- Water pipe repair
Business Location & Hours
Mon: | 8:00 AM - 5:00 PM |
Tue: | 8:00 AM - 5:00 PM |
Wed: | 8:00 AM - 5:00 PM |
Thu: | 8:00 AM - 5:00 PM |
Fri: | 8:00 AM - 5:00 PM |
Sat: | Closed |
Sun: | Closed |
Recommended Customer Reviews

I had a plumbing issue at my house. Ryan answered all my questions. He's very nice and kind. I vote 5 stars for him.

Ryan is a complete professional. He was very responsive when we had a blockage and went above and beyond to accommodate on short notice several times. Prices are extremely reasonable too.

TL:DR - Go with another plumber.
I wanted to post an update because I am still hopeful to hear back from Ryan, because he did seem like a good person. But just a note to others to read my experience and shop around for an honest plumber before getting taken advantage of like I did. PLEASE AVOID Watermark. I asked him before, as well giving him a call after to give him a chance to make things right, and still did not want to address what he did to me. In his mind it is okay to take advantage of customers. Do not make the same mistake I did. Please shop around for an honest business.

We called them for a sewer inspection . We scheduled the appointment , confirmed it. We showed up to the property and they didn't show, no call. NOTHING. We called them and they informed us they had to cancel and reschedule The appt. ... For two days later and gave us the Cable Company ""time frame"" of arriving within a two hour window. They were there for 20 minutes for there $150. Not exactly the professionalism I would expect from any business or tradesperson.
There are plenty of reputable plumbers out there. I would not use this one again .

Ryan was great! He showed up and quickly found the problem. He was very reasonably priced, and new what he was doing. The gas company came and shut my gas off because of a leak into my gas fire place. He fixed it in short time and got everything back up and working. Thanks Ryan

On Sunday morning (Fathers' Day) I realized that I had what turned out to be a major leak and called a few plumbers. Ryan was the only one to respond and said that he'd be able to come out in 1-2 hours. He arrived in only 35 minutes!
He was courteous, professional, and very sensitive that I was on my way to my first Fathers' Day brunch -- he got the leak fixed quickly and I will certainly call on Watermark again in the future.

Ryan came over on short notice to replace a leaking angle stop under our kitchen sink. I couldn't budge the old one as it was about 25 years old and corroded in place. Ryan had no problems with the replacement. I wouldn't hesitate to use him again and would highly recommend his services. He came across as professional, honest, and trustworthy. Once again, highly recommend!

Ryan is the most awesome plumbing & drainage specialist I've ever been helped by. He is friendly, flexible, and as honest as they come.

Ryan has serviced my home 3 times and he has done an exceptional job every time. Highly recommended! Honest service.

Ryan installed a whole house filtration system as well as did the rough plumbing on a bathroom remodel. On both projects he did a great job at a very fair price. Very reliable, very communicative. Does what he says he's going to do. Overall a very good contractor.