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Freschi Air Service Experts
- Tech
- Surge Protector
- Checkup
“Hugo from Freschi HVAC was very knowledgeable and pleasant to work with… a well mannered and pleasing young man… I would look forward to working with him again.”
Best Drain Cleaning Services in Concord, CA
24 contractors listed · 18 in Concord · 7 open 24/7 · 19 open weekends · 22 rated 4.5+
Data verified October 18, 2026
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Water Heaters Only
- Well
- Window
- Garage
“Because of its excellent reviews from customers, I didn't hesitate to call around 9 PM and spoke to CJ who was very helpful in setting up an appointment with the technician.”
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A J Bono Plumbing
- Call
- Mario
- Permit
“Diego the service person is sincere, trustworthy, on time, provides updates during the time he is at your premise and most of all the work he has performance shows Diego knows his craft.”
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Echo Plumbing & Rooter
- Leak
- Garbage Disposal
- Repair
“I've had a chance to work with Juan, Chris, Miguel, and Javier for all my plumbing projects and issues, and they are all very friendly and excellent with their works!”
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Bay Area Plumbing BAP Inc.
- Leak
- Texts
- Bathroom Remodel
“Needed a water heater changed and got the job done same day, no problem, even made recommendations of how nearby homes in the area used a different location for the water heater location.”
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Warranted Plumbing Services
- P-Trap
- Quote
- Valve
“The crew that came to do the work were very courteous and professional, arrived exactly at the scheduled appointment time, and cleaned up after the job very thoroughly.”
The 24 companies listed for Concord, CA clear blocked drains and sewer lines. Hours, jetting and camera work, and free estimate claims come from each company's own website. Ask who carries their own jetter rather than subcontracting it before you book.
Area overview: Concord, CA
Of the 24 contractors we list here, 18 are in Concord itself and 6 come from towns including Antioch (2, 11 mi), Walnut Creek (1, 5 mi) and Pittsburg (1, 7 mi). The contractors on this page are rated from 4.2 to 5.0 across 6,556 reviews; 11 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (96%), responsiveness (82%) and punctuality (79%). 7 are open around the clock; 19 are open on Saturdays and 11 on Sundays. The services the contractors on this page list most often on their websites are water heaters (4), drain cleaning (3), plumbing services (3) and sewer services (2). 15 show a license on their websites and 7 have a BBB rating of A or A+. 14 have ten or more years of experience, the longest 54 years. 8 offer emergency call-outs; 3 offer financing or payment plans; 9 give free estimates; 12 are family- or locally-owned and 8 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
What can I learn from these companies' websites?
A website is linked by all 24 listings for Concord. Look for two things: whether they own a jetter and a camera or hire them in, and whether they show repair work as well as cleaning. A company that only cables will keep coming back for the same line.
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Guerra Bros Plumbing Inc
- Drain
- Water Heater
- Shower
“Rod sent a team over to make their own diagnosis, came back very quickly with a complete written estimate and once I said I was ready to commit, had Luis and Vince at my house in 2 days.”
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Water Heaters Masters Inc.
- Educated
- Choice
- Shower
“The first time he told us that our water heater was still under warranty/recall and helped us call it in to have a technician come by and fix it for free.”
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Plumbing Solutions
- Estimate
- Garbage Disposal
- Phone
“After letting a general contractor go after it became clear that he was not doing a good job, I called Plumbing Solution to finish installing my kitchen sink.”
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Flowing Water Plumbing & Drain
- Bathroom
- Dollars
- The Future
“These were very positive and efficient men who enjoy what they do and I welcome them in my home anytime in the future if there's any concerns in regards to the plumbing”
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Heroes Design & Build East Bay
- Work
- Painting
- Job
“I believe they have a small team so I know they had to be reassigned to other work, I just would've liked to have wrapped up our project a little more quickly.”
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Plumbing Geek
- Price
- Leak
- Project
“Brian was professional and very knowledgeable - explained details of the job before starting, once the leak was discovered / exposed explained all options.”
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Flynn Plumbing
“If you have a commercial building and you use them for service, ask for Brian.”
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Diamond Plumbing AND Rooter
- Price
“Diamond Plumbing has been to my house tending to these old AF pipes for 2 years now, each time diagnosing the problem efficiently and taking care of the issue with relevant recommendations and options...”
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High Tech Plumbing
- Pipe
- Information
- Job
“Carlos (owner) is always there to answer your questions, and provide any information you may need before, during and after you contract their service.”
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Platinum Plumbing and Drains
- Leak
- Price
“He truly is the best in our experience in this area- highly skilled/experienced, knowledgeable, reliable, honest, caring, trustworthy, morally upright, great integrity- qualities that are hard to find in the world of contractors in our experience.”
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Stoddard Plumbing
“After calling numerous places to help us with connection to sewer and septic tank abandonment (which if you are going through this it is quite a stressful process), it was so refreshing to speak with someone who actually wants to help you.”
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In-Depth Leak Detection
- Technicians
- Pressure
“Was very happy with all the work that was performed on my pool the technicians Jesse and Alan both did a great job, Would definitely use them again and will be referring them to my neighbors that are also having issues with their pool”
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Leapfrog Plumbing
- Job
- Quality
- Faucet
“Kevin the estimator gave us a clear explanation of our estimated work and informed us the ABS pipe that failed was likely involved in a class action lawsuit from the 1980's.”
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Big Brothers Plumbing Inc
- Technician
- Bathroom Sink
- The Future
“Jesus did a great job installing my water heater all by himself 8-hour job he made sure everything was installed correctly thanks again Jesus for all your hard work.”
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Stewart Heating Plumbing and Air
- Inspection
- Attic
- Don Was
“I've worked with other companies in this area and have experienced some rude and unethical behavior from those other companies but Stewart Heating & Air has impressed me with the way they conduct their business and perform the work.”
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In Demand Plumbing
- Home
- Understanding
- Gem
“Roto rooter came before him and diagnosed something entirely different and then tried to charge us twice the amount In-Demand plumbing was trying to charge us.”
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Albert Nahman Plumbing
- Kitchen Sink
- Stanley
- P-Trap
“I had frustrations with some contractors and inspectors over time, but Drue knows what he is doing and has a great work ethic with a great balance between professionalism and personality.”
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Christy Plumbing
- Price
“Fast, efficient, and very knowledgeable.”
Drain Cleaning & Repair Services in Concord, CA Cost Estimates
Minimum cost
$102
Maximum cost
$656
National Average
$258
Avg Per Hour Rates
$126
$160
$357
Typical price range is based on 268 cost profiles
Why these companies made our list
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