4.4 
1.1k+ *The Angi rating for Drain 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 Drain Cleaning needs.
*The HomeAdvisor rating for Drain 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 Drain Cleaning needs.
Last update on January 30, 2026
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2017
Emergency services offered
Warranties offered
"Called me very quickly, came the same day and fixed the problem with our bathtub drain. Was friendly and professional."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"Great service and solved the issue for a clogged sewer drain. They came the same night within 30 min. Will definitely call them again if needed."
+1
Serving Gaithersburg, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2008
Free estimates
Emergency services offered
"Sterling came out within the hour and figured out the issue with my sewer drain pretty quickly. He was very professional and personable. I would definitely use them again and highly recommend Sterling and Dun Rite drain cleaning."
+20
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"We had our washing machine drain replaced, toilet reinstalled and the garbage disposal fixed. Great communication, good prices, responsive and very professional job. I highly recommend Rosiam and his team."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 1995
Free estimates
Warranties offered
"Patrick did a great job fixing our sink drain. It’s working better than ever."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2005
Free estimates
Credit card accepted
"Hats off to Kap from Joseph Plumbing & Drain Cleaning for arriving right on time and handling my clogged sink & drain in a timely fashion. He was super nice and professional. He also helped repair the pop-up in my bathroom sink. Would definitely recommend!"
Serving Gaithersburg, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2003
Free estimates
Customers say: True professional
"Suma Plumbing came out and fixed my clogged drain the same evening. He was very professional and fixed the problem in less than 30 minutes. He cleaned up after the work was done. I highly recommend Suma plumbing."
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
Super Service Award Winner
In business since 2018
Free estimates
Emergency services offered
"Kap from Joseph Plumbing and Drain was great. I requested a quote Saturday morning and they came out within a few hours. We scheduled the work for Friday and they arrived on time, were friendly and professional, and did excellent work installing my new main water shut-off valve. Highly recommend."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2023
Free estimates
Emergency services offered
"Plumbers were great and provided excellent customer service unclogging my sink drain at a very affordable price."
+27
From average costs to expert advice, get all the answers you need to get your job done.
Is your shower or sink drain blocked? Get tips for how to unclog a drain, and learn about drain cleaning costs in Washington, D.C.
Is your shower or sink drain blocked? Get tips for how to unclog a drain, and learn about drain cleaning costs in Baltimore, MD.
How much does hydro jetting cost in Washington, DC? Learn hydro jet drain cleaning prices based on factors like the extent of the clog, accessibility, and more.
Are your sinks draining slowly or making gurgling noises? Learn what drain cleaning is, the warning signs of severe clogs, and how to hire a local plumber.
Use our step-by-step guide to learn how to clean a sink drain (kitchen or bathroom) without resorting to chemical drain cleaners.
Learn how to hire a drain cleaning pro—and why you shouldn’t just use the drain cleaning solution you can find at the store.
