Top Rated Plumbing Contractors Serving Washington County, OR
Last Updated May 15, 2026
9097 Review Ratings and 4 Plumbing Companies Evaluated.
These companies have passed our Preliminary 5-step rating process.
Axiom Sewers & Plumbing
Axiom Sewers & Plumbing provides residential and commercial clients in Washington County with a wide variety of plumbing services. The company works on everything from emergency plumbing and plumbing remodels to sink installations and plumbing repairs, and its technicians are known for their quality workmanship and honesty.
Services
Plumbing including water heater replacement, gas pipe repair, toilet repair, sewer services, sewer line installation, directional drilling, sewer line repair & replacement, sewer drain cleaning, commercial plumbing, drain cleaning, commercial cleaning, water heater installation, fixture installation and trenchless pipe repair.
Coverage Areas
The Portland Area, including Washington County—key cities including Beaverton, Buxton, Manning, Gales Creek, Timber, Sherwood, Gaston, North Plains, Hillsboro and Tualatin.
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- 6792 SW Florence Ln
- Portland, OR 97223
Sewer Renewal Specialists
Sewer Renewal Specialists offers plumbing services to residential and commercial clients in Washington County. The company handles everything from water heater replacements and plumbing inspections to water heater installations and toilet repairs, and its employees focus on delivering first-rate workmanship on each job.
Services
Plumbing including water heater installation, water heater replacement, commercial plumbing, drain cleaning, gas pipe repair, sewer repair, sewer installation & replacement, pipe lining, plumbing services, hydro jetting, sewer inspections, pipe coating, water heaters, water lines, leak detection & repair, pipe installation & repair, bathroom plumbing and toilets.
Coverage Areas
The Portland Area, including Washington County—key cities including Canby, Clackamas, Gladstone, Happy Valley, Milwaukie, Oregon City, West Linn, McMinnville, Molalla, Newberg, Portland, Salem, Silverton, Sherwood, South Salem, Tigard, Tillamook, Troutdale, Tualatin, Vancouver, Wilsonville and Woodburn.
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- 9350 SW Tigard St
- Portland, OR 97223
Cornel's Plumbing Heating & Air Conditioning
Cornel's Plumbing Heating & Air Conditioning offers a variety of plumbing services to residential and commercial clients throughout Washington County. The company has the training and equipment to handle everything from plumbing inspections and garbage disposal repairs to drain cleaning and toilet repairs, and its employees focus on delivering first-rate workmanship on every project.
Services
Plumbing including sewer pipe, toilet repair, water heater installation, water heater repair, water heater replacement, drain cleaning, repiping, main line cleaning, trenchless sewer services, sewer and drain repair, water heaters, tankless water heaters, ac installation and replacement, furnace repair and maintenance, furnace installation and replacement, hvac installation and repair.
Coverage Areas
The Portland Area, including Washington County—key cities including Aloha, Beaverton, Cornelius, Forest Grove, Gladstone, Glenwood, Hillsboro, King City, Lake Oswego, Milwaukie, Newberg, North Plains, Oak Grove, Portland, Rivergrove, Sherwood, Tigard, Tualatin, West Linn and Wilsonville.
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- 14271 NW Science Park Dr
- Portland, OR 97229
ProDrain & Rooter Service
Pro Drain & Rooter Service offers plumbing services to residential and commercial clients in Washington County. The company works on everything from toilet repairs and water lines to plumbing inspections and plumbing repairs, and its employees focus on delivering first-rate workmanship on each job.
Services
Plumbing including Leak detection, emergency plumber, gas pipe repair, commercial plumbing, drain cleaning, shower & tub drains, bathroom sinks, kitchen drains, toilet drains, storm drains, floor drains, main sewer line, general plumbing services, water service replacement and water heaters.
Coverage Areas
The Portland Area, including Washington County—key cities including North Plains, Tigard, Beaverton, Hillsboro, West Linn, Tualatin, Sherwood, Gaston, Cornelius and Forest Grove.
- 10200 SW Allen Blvd Ste H
- Beaverton, OR 97005
These companies have earned our Pre-Qualified Rating. Learn more about our 5-step process.
Rating Step 1 = Stars
Meet or exceed a
ONE AllRatings star score of 4.5.
Indicates the final super-composite calculation of all reviews scores from all sources, optimized for accuracy and recency.
Read ONE AllRatings methodologyRating Step 2 = License
Verified active and in good standing (when required).
State license bureau data is accessed and analyzed.
Rating Step 3 = Background
Satisfactory status.
Internet searches were performed seeking disqualifying information on each company.
Rating Step 4 = Complaints
Satisfactory status.
Complaint bureau records have been searched seeking disqualifying information on each company.
Search Better Business BureauRating Step 5 = Specialist
Satisfactory status.
Our research specialist verifies all ratings steps have been passed and creates a final report and profile.
Meet our research specialist team
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