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Read MoreLicensed in Maryland & DC • Since 1981
Repair. Service.
Hot Water Heaters.
Residential and light commercial plumbing for Maryland & Washington DC.44+ years, 25,000+ jobs done right. Up-front pricing, master plumbers on every call.
4.9 (480+ reviews) 100% Satisfaction Guaranteed Master Plumbers
Request a Service Call
Fast response. No after-hours surcharge. We'll call back within 10 minutes.
- Repairs
- Service
- Hot Water Heaters
- Boilers
- Gas Lines
Years Serving MD & DC
About Heritage Master Plumbing
Licensed Master Plumbers in Maryland & DC
We've built our reputation on the enduring satisfaction of our customers — through 44+ years of serving the Maryland & Washington DC area with a complete range of plumbing services. From gas piping to water heaters to sewer line replacement, we're licensed Master Plumbers and Gas Fitters with experience in every facet of the plumbing industry.
We deliver honest and courteous service. No matter what your plumbing needs are, you can count on us for a complete diagnosis, a fair estimate, and a commitment to finishing the job right the first time.
100% Satisfaction Guaranteed
Washington Gas Certified
Family-Owned & Operated
4.9 ★ on Google
By the Numbers
44+
Years in Business
25,000+
Jobs Completed
4.9 ★
480+ Reviews
100%
Satisfaction Guarantee
What We Do
Our Plumbing Services
From a leaking faucet to a complete re-pipe — there's no job too small or too complex.
Water Pipe Repairs
Broken pipes, slab leaks, frozen lines — diagnosed and repaired the right way.
Learn moreWater Heater Installation & Repair
Tank, tankless, hybrid heat pump — installed by certified pros.
Learn moreDrain Cleaning
Hydro-jetting and cable augers for kitchen, bath, and main lines.
Learn moreSewer Line Repair & Replacement
Trenchless repairs that save your yard — and your wallet.
Learn moreGas Pipe Installation
Certified gas line installs for appliances, fireplaces, and grills.
Learn moreBoiler Installation & Repair
Standard, tankless, and combi boilers — installed and maintained.
Learn moreReviews
See What Our Customers Are Saying
4.9 ★ from 480+ verified Google reviews.
“Referred by a neighbor and couldn't have asked for a better experience! Kevin was prompt, friendly, courteous, and respectful of my home — covered his shoes, knowledgeable, and identified the problem instantly. I'll be telling everyone I know about them.”
Jessica Fonoroff
Bethesda, MD • via Google
“Steve is on time, covers his shoes, and neat as a pin. On the second visit, he found that a faucet he had installed was faulty — bought a new one and didn't charge a cent for the visit or the work. I appreciate his honesty and fine work.”
Wynne Cougill
Silver Spring, MD • via Google
“Very pleased. Called to replace two outdoor spigots. Scheduled quickly, fair price, and the two plumbers were thorough — walked me through pros and cons of each option before doing the work.”
Dan Fisher
Rockville, MD • via Google
See all our reviews
Trusted Brands
We Install & Service the Best
From water heaters to fixtures, we stand behind brands that build quality to last.
Rinnai
Navien
A.O. Smith
Bradford White
State Water Heaters
Aquasana
Kohler
Moen
Grohe
Weil-McLain
Rinnai
Navien
A.O. Smith
Bradford White
State Water Heaters
Aquasana
Kohler
Moen
Grohe
Weil-McLain
How It Works
Simple, Honest, Done Right
Three steps from your call to a plumbing problem fixed for good.
1
Call or Request Service
Reach us 24/7 by phone or submit a service request online. Live dispatchers — never a robot.
2
On-Time Diagnostic
A licensed master plumber arrives on time, covers their shoes, and gives you an upfront quote before any work begins.
3
We Fix It Right
Permitted repair, brand-name parts, and clean-up. Backed by our 100% satisfaction guarantee.
Coverage
Serving Maryland & Washington DC
We serve the entire Maryland & Washington DC region — same-day dispatch in most areas, priority response for emergency calls.
Not seeing your city?
Our list isn't exhaustive — give us a call and we'll let you know if we can dispatch to your area.
Request a Service CallFrom the Blog
Plumbing Tips & Industry News
Practical, no-fluff advice from our master plumbers — written for homeowners.
Common Questions
Frequently Asked Questions
Are you licensed and insured?
Yes. We are licensed Master Plumbers and Gas Fitters in both Maryland and Washington DC, fully insured, and bonded. Every technician we send to your home carries proper credentials.
Do you offer 24/7 emergency service?
Yes — we have live dispatchers around the clock for true plumbing emergencies like burst pipes, sewage backups, gas leaks, and total water shutoffs.
How much does a service call cost?
Our standard diagnostic dispatch fee is waived when you proceed with the recommended repair. We quote in flat-rate pricing — you'll know the cost before we start any work.
Do you work in DC, or only Maryland?
Both. We're fully licensed in both jurisdictions and our service area covers all of Montgomery, Howard, and Prince George's counties as well as the District of Columbia.