Watermark Plumbing and Drainage
Company Overview
Reach us any day of the week! 714-600-2975.
* Plumbing * Rooter * Drain Cleaning - 24/7 Service.
Drain Cleaning Services:
(R/O) Reverse Osmosis
Water Softeners
Gas and Tankless Water Heaters
Toilets
Drain Maintenance
Pressure Management Systems
Faucet Solutions
Shower Valves
Shower Tubs & Pans
Cleanouts (Drains)
Kitchen & Bath Faucets
Pipe Replacement
Leak Detection in Slabs
Angle Stops
Laundry Appliance Hook-Ups
Dishwashers (Hook-Ups)
Gas Line Maintenance
Drain Locating
Addressing Low Pressure
Food Waste Disposals
As a local plumbing company in Orange County, we have been dedicated to serving residents for many years. Our commitment to customer service sets us apart from others in the industry. We offer a variety of reliable plumbing services for any challenges you face, all at fair prices.
Give us a call before scheduling a visit; we are family-owned and operated. Having been in the business for more than 20 years, we thank you for considering us and look forward to earning your trust. We welcome your calls for any inquiries or if you need support while handling the job on your own; we’re here to help.
Best regards,
Ryan Dias, Owner
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

Ryan at Watermark Plumbing is simply the best. Courteous, on time, knowledgeable, fair priced and extremely hard working. I have been in the construction industry for years and knew I was in good hand after talking with Ryan. He is a great plumber to have in your back pocket in times of need. Can't say enough about Mark @ Watermark plumbing.

Ryan did a fantastic job on our house. His attention to detail is what sets him above plumbers. He is honest , hardworking, and very polite. He gets the job done. We would 100% recommend him!

Watermark plumbing came at the recommendation of home inspector. He didn't let me know he was there or introduce himself. He ran the camera to do sewer inspections and hit an offset he couldn't pass. Typically plumbers will run waster to get past offsets. He didn't and quoted $4500 to fix the offset which he said was 2.5 feet down in front yard. The rest of sewer was never inspected. I hired another company who had no problem passing that offset and found the sewer line didn't go to the front of the house (which is where we were told the offset was) but in fact ran to the back of the house to a septic tank. Watermark inspection was a total waste of money! Thank God we hired someone competent to find out the house is on a septic tank and didn't hire them for any work. I would never use them again.

Ryan at Watermark did a great job of diagnosing the issue with our water heater and promptly scheduled to install a new water heater. He was knowledgeable, kind and courteous. Fair price! He understands his products and explained everything to us to be sure we knew what we are buying. Thanks Ryan!!

We live in a 60-year-old home with cast iron drain pipes. We had a kitchen sink blockage and called Ryan to rescue us. He arrived promptly, and determined that the blockage was the result of a rusted out iron main line under the house. Into the crawl space under the house he went, and replaced a section of the cast iron drain line.
In the entire process, he and his assistant worked carefully and quickly, and were courteous and neat. We thought the price he charged was more than fair.
I would definitely call Ryan again. He definitely knows what he's doing and how to treat customers. He's super nice and friendly; clean and wholesome in appearance.

We are so happy with the work that Ryan provided for us. While on vacation, our house sitter informed us that the guest bathtub had a strange 'waterfall' sound after running the water and after some investigation, she discovered that the water was leaking out on the ceiling into our backyard. Since we couldn't do anything about it until we arrived back home, we called Ryan, gave him a brief description of the situation, and he said he would be able to check it out when we were back in town. He arrived promptly at the time he told us and was able to resolve the issue in all about an hour. He was very professional and most of all, I was impressed that he was able to fix it on the spot. If we ever have another plumbing issue, we will definitely be calling back.

I highly recommend Ryan if you have a plumbing problem. We had a major blockage in our sewer line that others had told us would require a $10,500 replacement job. Ryan spotted some root problems with his camera and told us he could fix the problem with a hydro-jet for less than $2,000. He spent almost 3 hours on the job and explained every step of the process (and how to avoid future root blockages). Great guy who works his butt off and knows how to fix nasty problems. I wouldn't hesitate to call him again if I have plumbing problems.

Professional, honest, and reliable...3 must have qualities on anyone that works in your home. Ryan was able to do a last minute fix on our shower, and did an amazing job. If we have any other plumbing issues in our place we will be calling Watermark.

As a property manager for over 350 rental properties, Watermark is one of our go-to plumbers. Ryan is knowledgeable, reliable and fast. Give him a call.

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.