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Top-Rated Sewer main install, replace or repairers in Mount Vernon - Updated Nov 2026

Avatar for About Plumbing
About Plumbing
4.6(
66
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

Approved

In business since 2015

Warranties offered

Small jobs welcome

"The overall experience from beginning to end was very professional! I received a prompt response to my request for removal of our gas line. Henry was very polite and kept me informed of the progress of the job with updates and pictures/video of the piping in the crawl space. He even went over and above and fixed our gas leak in our kitchen! I would truly recommend About Plumbing! Thank you."
Sink Install
Water Heater
Pic3
Truck and Equipment
Response time10 hrs
30 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for SeaTown Electric Heating and Air
SeaTown Electric Heating and Air
4.7(
1,638
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Make the repair as requested and went beyond by installing our range which was quite a tight fit. But he persevered and got it done. I will definitely calling him for my next plumbing job."
Seattle's Rewire Specialists
Generator
Tesla Chargers
Knob and Tube Removal
Ductless Install

+26

Response time1 day
3 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for BelRed Plumbing, Heating, Cooling, and Electrical
BelRed Plumbing, Heating, Cooling, and Electrical
4.1(
680
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1986

Free estimates

Warranties offered

"Bel-Red was quick to answer our call, schedule an initial diagnostic appointment and then a furnace installation consultation meeting. All representatives we encountered were extremely knowledgeable, professional and friendly. At no time did we feel pressured to go with Bel-Red, they simply pointed to examples of wear in our system and reasons to consider replacement versus repair (the latter being cost prohibitive based on the age of our system). Once we decided to replace they provided us many options to consider so we could make an informed decision. Although we plan to use them again when it comes time for our new system’s annual maintenance, their duct cleaning services was quite pricey when compared to other companies. In summary, if you’re in need of professional and knowledgeable heating company advice and service with regards to furnace maintenance and installation, I highly recommend considering Bel-Red; we were very pleased with our experience."
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Jobs in our Community

+2

27 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for LaVergne Plumbing & Heating
LaVergne Plumbing & Heating
4.5(
11
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

Approved

In business since 1951

Emergency services offered

Warranties offered

"Arrived on time. Looked over the job and gave estimates ranging from minimum required repairs to long term inspections with long term warranties. Prices were reasonable for the work required. Job was completed quickly and satisfactorily. Service people were friendly and explained what was required and how they were going to fix the problem. Work area was cleaned up nicely when job was finished. I will hire the next time I have plumbing problems. Recommended."
Well Pump Equip
Frank
Well Pump Truck
Well Pump Service
Meet Frank!

+13

Response time6 hrs
Response rate100%
71 neighbors recently requested a quote
Avatar for Danika Plumbing, LLC
Danika Plumbing, LLC
4.1(
286
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

In business since 2002

Emergency services offered

Credit card accepted

"I spoke to Danika Plumbing at 8:30am re: replacing my broken HWT& Dustin & his coworker (wish I remembered his name) were at my home at 1:30. It turned out to be a complicated replacement due to the previous bad installation. The space was tight so they needed to retrieve a different HWT than they had in their truck & I'm extremely happy with it. Dustin also custom reconstructed all the venting to the furnace & sealed it properly as well as created attachments to the wall which it previously didn't have. All in all, this was not just a standard replacement & took much longer than expected but Dustin & co-worker handled it efficiently & with skill. They really care that it is all done right. Great senses of humor as well! I would definitely want to work with them again on any other plumbing install/repair. Kimberly S. Edmonds, WA"
New Laundry Room
Gas Water Heater Install
Water Main Repair
Water Pressure System Install
Found the leak!!

+10

Response time12 hrs
Recommended by86%of homeowners
Avatar for Seatown Electric Plumbing Heating & Air
Seatown Electric Plumbing Heating & Air
4.8(
1,394
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

In business since 2013

Emergency services offered

Warranties offered

"Seatown Electric did a great job and I will call them again when I have electrical repair or installation needs. They were very responsive - even on the weekend. They returned messages and calls promptly. They provided status updates of where my technician was by text message regularly. My technician, Taylor, was prompt, professional and helpful. Everyone that I spoke with at Seatown was equally professional and helpful."
Generator Repair
Additional Photos
Additional Photos
Electrical Panel Repair
Additional Photos

+44

Recommended by94%of homeowners
Avatar for Home Comfort Alliance
Home Comfort Alliance
4.7(
341
)
Sewer Main - Install, Replace or Repair

Serving Mount Vernon, WA and surrounding areas

In business since 1977

Free estimates

Emergency services offered

"Starting with the sales process, Nate was informative and great. Could've sold me a more expensive replacement system, but instead identifies how my current system cod be retrofitted with a heat pump. That sold me on G&S right there. Everything from the initial install review, the office staff working with my lender, to Izaak and the install and electrical teams, was punctual, informative and professional. I've had several bad experiences with other contractors, but I would confidently recommend G&S for any job and plan to use them again for a generator switch install. Good people with a good business. Thank you G&S!"
Additional Photos
Choose Home Comfort Alliance for professional HVAC installation.
Seattle’s HVAC installation pros provide efficient, reliable service.
Get Reliable, High-Quality HVAC Installation in the Seattle-Tacoma Area.
Home Comfort Starts with Professional HVAC Installation.

+1

Response time1 day
Response rate100%
Recommended by91%of homeowners
Showing 1-10 of 25
FAQs for sewer main install, replace or repair projects in Mount Vernon, WA

Most trenchless sewer line replacements can be completed within one to three days, though this varies based on your situation. Simple repairs on accessible lines might be finished in hours, while complex systems or challenging soil conditions could extend the timeline. The reduced excavation requirements result in faster completion compared to traditional trenching methods.

Trenchless pipe lining may reduce the interior diameter of your pipes, which could affect flow capacity in already narrow lines. This method also requires the existing pipe to maintain sufficient structural integrity to support the new liner. Severely collapsed sections, major joint separations, or completely misaligned pipes might not be suitable candidates for lining and could require alternative approaches.

Trenchless sewer pipe liners are rated to last up to 50 years when properly installed and maintained. Actual longevity depends on installation quality, usage patterns, and environmental factors like soil movement or tree root intrusion. Regular maintenance and avoiding problematic disposal practices (like flushing non-biodegradable items) can help maximize your system's operational lifespan.

Trenchless technology availability varies by region, with greater accessibility in metropolitan and suburban areas where specialized contractors operate. Some rural locations may have limited access to trenchless equipment and expertise. Local regulations and soil conditions also influence availability. A professional assessment of your property and local contractor options will determine if trenchless methods are feasible for your specific location.

Professional video inspection provides the most reliable assessment of whether your sewer issues suit trenchless repair. Generally, pipes with moderate damage, like small cracks, minor leaks, or partial blockages, respond well to trenchless techniques. Completely collapsed sections, severe misalignments, or extensive structural failures might require traditional excavation. Consulting with contractors who offer both methods ensures you receive unbiased recommendations.

Quality trenchless sewer replacement often includes a workmanship guarantee from the contractor. The specific terms vary by company and region, but many professionals stand behind their installation for at least one year. Material warranties may extend longer, depending on the pipe products used. Always request written warranty information before hiring, and understand exactly what's covered and what might void your protection.

The Mount Vernon, WA homeowners’ guide to sewer main install, replace or repairs

From average costs to expert advice, get all the answers you need to get your job done.