4.8 
28 *The Angi rating for Sewer Cleaning companies in Gaithersburg, MD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sewer Cleaning needs.
*The HomeAdvisor rating for Sewer Cleaning companies in Gaithersburg, MD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sewer Cleaning needs.
Last update on July 25, 2025
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2017
Emergency services offered
Warranties offered
"The sewer was successfully cleaned. But the work space was not cleaned after, and they do not offer guarantee on the service."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"It went very well. Lal wore covid19 PPE and covered his shoes as not to soil my floors. He had to remove the toilet to unstop the drain pipe. He used an electric snake to clear the drain and replaced the toilet including re caulking. I'm very pleased."
+1
Serving Gaithersburg, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2008
Free estimates
Emergency services offered
"The service was excellent. Mr. Sterling was on time very professional, polite, answered questions we had. Mr. Sterling also explained things has he was working. He left the bathroom clean. If I ever have a situation again I most definitely will be calling Dun Rite Drain Cleaning. I would definitely recommend them. Thank you"
+20
Serving Gaithersburg, MD and surrounding areas
Approved (Corporate)
In business since 1935
Free estimates
Emergency services offered
When you need an emergency plumber in Baltimore, MD or a drain cleaner, call Roto-Rooter Plumbing & Water Cleanup. Your fast & reliable plumber can fix any plumbing problem, including sump pumps, toilet repair, faucet repair, faucet replacement, garbage disposals, water heaters, bathtubs, showers, and outside faucets. Roto-Rooter is best known for drain cleaning & sewer cleaning. We fix drain clogs, clogged toilets or sinks, blockage of main sewer lines, slow draining shower and bathtub drains, sewer lines and leaking or burst pipes. We also specialize in water damage restoration & water cleanup services. We can fix and clean up your flooded basement too. Roto-Rooter is a 24-hour plumber near you and provides emergency service.
+6
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"Remedy had to take my toilet apart to fix my clog now I have use of my bathroom again. He was very friendly, explained everything and am definitely recommending this company to everyone I know. I will use Remedy again if another plumbing problem occurs."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 1968
Free estimates
Emergency services offered
"The responding plumber was polite, did what was necessary, and kept the room very clean. Thanks!"
Serving Gaithersburg, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2003
Free estimates
Customers say: True professional
"Came ready with everything and installed new sewer pump and completed the job quickly. Did a great clean up job. I would recommend him to anyone. Thanks Suma"
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 1995
Free estimates
Warranties offered
"Honest, prompt, courteous, responsive, and clean. What more can you ask for. Very pleased ?"
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2023
Free estimates
Emergency services offered
"I had main sewer line backing up in basement.Ebenezer plumber came and snaked my main sewer line.Heâ s great job and experience.Thank you again.."
+27
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2012
Free estimates
Emergency services offered
"Excellent! Sterling was prompt, courteous, and professional in the way he went about the job, explaining each step and telling me up front what the cost of the effort would be. He cleaned the clog and left no mess whatsoever. I would highly recommend his business and would seek his help again for another plumbing problem."
From average costs to expert advice, get all the answers you need to get your job done.
Find out the average main sewer line clog repair cost in Washington, D.C. Learn what you can expect to pay to clear your pipes and prevent sewage backups.
Sewer cleanout costs in Washington, D.C. depend on the type of cleanout and how long the line will be. Click here to start planning your budget for this project.
Wondering who to hire for sewer cleaning? Learn who to call for sewer cleaning, what pros do, and when to bring in a drain specialist.
Looking for a sewer cleaning professional? Learn how to hire, what questions to ask, and find qualified pros to keep your drains flowing smoothly.
The best way to keep your sewer line running smoothly is with some regular maintenance. But don’t worry—it doesn’t take much effort. Read on to learn how.
