
Serving Mercer Island, WA and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Drain Pro Plumbing Inc guys were awesome throughout the whole process. Would Recommend."





+18


Serving Mercer Island, WA and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Drain Pro Plumbing Inc guys were awesome throughout the whole process. Would Recommend."





+18

Serving Mercer Island, WA and surrounding areas
Approved
In business since 2009
Free estimates
Warranties offered
"Water had always been a problem for my crawlspace, especially during raining and snowing season. Asking around, installing a French drain and a sump pump appeared to be the solution. I searched around and picked Insulation Co. Estimation without inspection seemed weird at first, but it made totally sense since the foundation layout is all there in the files. Jo had always been responsive, detailed and nice whenever I had questions. Scheduling was easy and Rafael and the team did a great and efficient job onsite. 2 months after the installation, we noticed that there was still standing water and they came back to install more pipes and gravels. We really appreciate the effort."





+46

Serving Mercer Island, WA and surrounding areas
Approved
In business since 2019
Emergency services offered
Warranties offered
"We were in a jam. We are attempting to buy our first home. We had our inspection scheduled and on the morning of, we learned of a potential plumbing issue. There was a report filed with the city stating that a couple of years ago there was some kind of sewer back up. This house is old, so I wanted to make sure we weren't signing up for any potential problems. I called around to local plumbers in the area. NONE of them were able to accommodate our need on this shortened time frame. I got Zach's number from a contractor friend of mine and in a last ditch effort gave him a call. Unlike some of the other plumbers I'd spoken with, Zach validated my concerns and informed me that he would recommend that I have my system inspected. He was very patient with my partner and I, making room for us that evening to show up in exemplary fashion. He did a full inspection of our sewer lines with a camera and explained to us what the different piping meant. He then tested our water pressure and advised us to request that the seller offer concessions to cover the cost of putting in a pressure reduction valve. He explained the reasoning behind his recommendations and took time to insure that we understood why he was recommending these services. He also took the time to explain and answer questions about potential upgrades as my partner wants to upgrade the hot water tank. He outlined different product options and explained with great knowledge and detail the differences between the products. I would highly recommend this company. If we get the home we will definitely be having this company come back and preform the necessary work that is needed for our new home."





+53

Serving Mercer Island, WA and surrounding areas
Approved
In business since 2016
Free estimates
Emergency services offered
"Install was on time and as described. '1st Response' did the job I expected for the water heater install. Good customer service for scheduling. Note that the Angie's list price of $799 only covers the installation of 50 gallon gas AO Smith hot water tank. Assuming you also do installation of new brass fittings, new flex lines and new expansion tank (which you should probably all do with the new water heater) it will cost an ADDITIONAL approx $500-600 (mostly labor costs). That's a competitive price but still, you should be aware that the original quote is just for the water tank install itself, nothing else. All-in-all they did a good job for a competitive price. A few months after the install, so far, I can say I would recommend them for this type of work."

Serving Mercer Island, WA and surrounding areas
Approved
Super Service Award Winner
In business since 1994
Emergency services offered
Warranties offered
"Ross showed up the day after I called. He was prompt, efficient and very helpful as he removed my broken garbage disposal and replaced it with a new one. Outstanding service. Highly recommend All Pro Plumbing Northwest."


Serving Mercer Island, WA and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
Pipers Drain Repair is a trusted provider of professional plumbing company services dedicated to keeping residential and commercial plumbing systems flowing efficiently. With a commitment to quality workmanship, fast response times, and exceptional customer service, Pipers Drain Repair specializes in diagnosing and resolving a wide range of plumbing issues, from leaking water line repairs to full house repipes. Using advanced equipment and proven techniques, the company delivers reliable, long-lasting solutions that help prevent costly future problems. Pipers Drain Repair takes pride in offering honest assessments, transparent pricing, and customized services tailored to each customer’s needs. Whether handling routine maintenance, drain inspections, hydro jetting, or complex repairs, the team is focused on delivering dependable results with minimal disruption. Known for professionalism, integrity, and attention to detail,





+39

Serving Mercer Island, WA and surrounding areas
Approved (Corporate)
In business since 1995
Free estimates
Emergency services offered
"Gardner came to do an inspection of my basement and provide a quote. I had received other quotes that only provided for a single sump pump install at outrageous prices. He was very thorough, took two hours to measure, inspect, provided videos and explanations on everything, and the quote was shockingly affordable with so much more work I was ecstatic! I am getting a three sump pump with back up battery, and so much more for basically what the others quoted. And, to have the option to finance through Greensky was the cherry on top! If you are in King County, ask for Gardner @ GROUNDWORKS - you won’t regret it!"





+16

Serving Mercer Island, WA and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"David helped with a sewer repair and adding a liner. He was super responsive, communicative, and transparent throughout the process. We would hire him again for plumbing issues."


Serving Mercer Island, WA and surrounding areas
Approved
Emergency services offered
Warranties offered
Credit card accepted
Robert the Plumber and HVAC 2 is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have years of hands-on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to ther details of each project that we are involved with. Please feel free to contact us today!





+4

Serving Mercer Island, WA and surrounding areas
Approved
In business since 2024
Free estimates
Credit card accepted
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
From average costs to expert advice, get all the answers you need to get your job done.

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